{"kind": "tool", "major": "18", "item": {"slug": "pg-controldata", "name": "pg_controldata", "name_zh": "", "category": "Server applications", "summary": "pg_controldata \u2014 display control information of a PostgreSQL database cluster", "aliases": ["pg_controldata"], "content_hash": "fdff4c5b1e5ee8eae285b162d9f7d9711c3c47f75777b177915bf90ebb86f76c", "versions": {"10": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "10.23"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/10/postgresql-10-A4.pdf", "bytes": 12631706, "pages": 2591, "sha256": "34497ab9efb45c5bdf1bd11b9016b5451354feb462fa029cf74557a5fa5fbbc1", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/10/postgresql-10-US.pdf", "bytes": 12531684, "pages": 2724, "sha256": "429cc7133ddf4f97c560aa466dc9caea4b718721a8321e293357037cf0af4733", "built_at": "2026-09-26"}}, "tree": "10", "index": "index.html", "major": "10", "pages": 1085, "release": "10.23", "source_url": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "svg_assets": 0, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "revision": "f9301feba91e2e2566038a36b8cee0e4402db68989538f88670fddd20b1f78ea", "evidence_kind": "English manual and source declarations", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sources": [{"url": "/docs/10/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "10.23 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "462d220e71a907e1a003802b83029846c4f0974aa2b7f1faadb4e5d39e1d726d"}, {"url": "/docs/10/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "2a6043b88501763a31348758a370a42cd7f9a179c7fdf3ef0e353c82e95b33e9"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.5.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[<code class=\"option\">-D</code>] <em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.5.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}]}, "comparison_hash": "80dbac7ab520e9231f4c34432ceff7f7ba362f22bf6fac3bb26c1c546c25a61e"}, "11": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "11.22"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "label": "11.22", "major": "11", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/11/postgresql-11-A4.pdf", "bytes": 13057499, "pages": 2732, "sha256": "41d75855e610d0d9b8802b87dc5b080bef8d7e91c7cf69401fbf8d3cf801b4b5", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/11/postgresql-11-US.pdf", "bytes": 12961189, "pages": 2883, "sha256": "6a8899ef36935a5b7ed2b436207564a567a4ef1eb1c2200195876b8de4d4fa30", "built_at": "2026-09-26"}}, "tree": "11", "index": "index.html", "major": "11", "pages": 1125, "release": "11.22", "source_url": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "svg_assets": 0, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "revision": "53315ddaf3b3f9e6669fd1edc096bbb2cd4a65ea3e836c89e542b43af9ba3a7f", "evidence_kind": "English manual and source declarations", "source_sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sources": [{"url": "/docs/11/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "11.22 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "d2bd6f82ec6308e17cce6f6b174422c207afc4808d122f3201fa94ddaa7ede5c"}, {"url": "/docs/11/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "e940a8505b6742c717a1683d19bf8f759aad245633a59db9e83a345ae7c5709a"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.5.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.5.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}]}, "comparison_hash": "21f20550ffc128de2b976167a5f747e29d49a1b9e4f5ccda13dbbf9b1a06adb1"}, "12": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "12.22"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/12/postgresql-12-A4.pdf", "bytes": 13424351, "pages": 2803, "sha256": "7422cf53fd1939e7a3d2925231a88b0330e468afa5393627cac0ff86158a0621", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/12/postgresql-12-US.pdf", "bytes": 13322565, "pages": 2958, "sha256": "51f3b04e72907fc38512685946223452ea65f84419c60c66241dfa3396035e77", "built_at": "2026-09-26"}}, "tree": "12", "index": "index.html", "major": "12", "pages": 1131, "release": "12.22", "source_url": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "svg_assets": 2, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4", "evidence_kind": "English manual and source declarations", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sources": [{"url": "/docs/12/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "12.22 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "ece251ab2d04199813202b8d0d472ee14c5f5307ebd664c0915a6ed0b4e4a8d0"}, {"url": "/docs/12/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "7f6ae1fadc1b0bffa606551460e62aacdc2508a3fb66566ddae861928ca6080b"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "13": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "13.23"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/13/postgresql-13-A4.pdf", "bytes": 13843239, "pages": 2826, "sha256": "171cc09f90936dbc1cbd503a98ff07ae72ea58ab9771ff051313f1217737799c", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/13/postgresql-13-US.pdf", "bytes": 13739572, "pages": 2984, "sha256": "48d09c6e197d9db4220f41afe83efe848a8661b1b168d3b89419751ecaf6c24d", "built_at": "2026-09-26"}}, "tree": "13", "index": "index.html", "major": "13", "pages": 1139, "release": "13.23", "source_url": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "revision": "614ee3133270254e476c118cdf6f72af78d4e4b8bbd9b28ed9ab1e14e4e9c0f6", "evidence_kind": "English manual and source declarations", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sources": [{"url": "/docs/13/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "13.23 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "713bdb9474ba0baadc861228979627c59407ab07c0ffb8dfea8a533e2fe5cf0e"}, {"url": "/docs/13/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "074ef8577fd368272a2360309e1226e2d0b1e570a3e1da62dfcca63ac9ee5539"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "14": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "14.24"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "14.24", "major": "14", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/14/postgresql-14-A4.pdf", "bytes": 14354704, "pages": 2944, "sha256": "8bc6b9dd7b246888bb77f0a5e8c39a2eae52e9926569832669c7d1600becb27c", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/14/postgresql-14-US.pdf", "bytes": 14242178, "pages": 3102, "sha256": "b7ecb5a5f62d8b9f73a69e25a7d26ba285373bc53168a553bff7b77955506db4", "built_at": "2026-09-26"}}, "tree": "14", "index": "index.html", "major": "14", "pages": 1158, "release": "14.24", "source_url": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "revision": "588700d46356d8837c77c7c0a4e71e645fe6535983b8f1830aa8f2e4e41c40ae", "evidence_kind": "English manual and source declarations", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sources": [{"url": "/docs/14/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "14.24 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "3a2f23b90fbfe845913b26e44822989d0243a22ca266416a2785dddbb05e021a"}, {"url": "/docs/14/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "db0cdccaa8d3c65ad3b2a07d4956eb5a783a18505bfa0f9d9626eef4ab94fe44"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "15": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "15.19"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "label": "15.19", "major": "15", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/15/postgresql-15-A4.pdf", "bytes": 14609140, "pages": 2987, "sha256": "66228564a4d16efb47d6a914085716ecfe22ca1566db56bc7c3d82f790646d72", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/15/postgresql-15-US.pdf", "bytes": 14495690, "pages": 3153, "sha256": "645a498c2390d47a6223ec74770631185807a19c484edb0fc5a295d9f460bc02", "built_at": "2026-09-26"}}, "tree": "15", "index": "index.html", "major": "15", "pages": 1168, "release": "15.19", "source_url": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "revision": "6af958c6520151fc7697d56e0616b03fb00522c4568158674d452ae0644ba545", "evidence_kind": "English manual and source declarations", "source_sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sources": [{"url": "/docs/15/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "15.19 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "e9354ab4af59d806f3e2da8afc3d2e792e6544fd9251d3fc1db5d133fd4aa047"}, {"url": "/docs/15/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "1240cfbb13ebfd22aac8d5ae40c62a9015b246f7774bcf0bce97355ce06350a0"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "16": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "16.15"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "16.15", "major": "16", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/16/postgresql-16-A4.pdf", "bytes": 15282337, "pages": 3055, "sha256": "4bb6c1f63deedac98736d8c4c7bc0fad0ac24e85b07e21ee10411872f06afd06", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/16/postgresql-16-US.pdf", "bytes": 15164148, "pages": 3220, "sha256": "5b6b6166c89991199e144bb0ae34c17a5f29826251dbf19db1abc0df3a3e771b", "built_at": "2026-09-26"}}, "tree": "16", "index": "index.html", "major": "16", "pages": 1169, "release": "16.15", "source_url": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "revision": "3c21e58b35318021716440e67bb8bafd392b6a2b965a244d90e9e33c99e0bdef", "evidence_kind": "English manual and source declarations", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sources": [{"url": "/docs/16/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "16.15 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "609d9cb0138026bde28d084406ecf22aa6dad6751de86a825a554e13f9ce31e9"}, {"url": "/docs/16/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "8aaa4422eece8f26d84715f855d9d0f7f87b200f8b82898c73c865ee42c2c70f"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "17": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "17.11"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "label": "17.11", "major": "17", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/17/postgresql-17-A4.pdf", "bytes": 15521293, "pages": 3099, "sha256": "1991354df0dc89e70ec39328c28988ef8b19c6a93671dab3893650b63e9f4e36", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/17/postgresql-17-US.pdf", "bytes": 15398150, "pages": 3270, "sha256": "07696c8f38abf31babf22d2db337093936e7c472d2af36d050b000c49bbcf52c", "built_at": "2026-09-26"}}, "tree": "17", "index": "index.html", "major": "17", "pages": 1143, "release": "17.11", "source_url": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "svg_assets": 3, "source_mode": "en SGML built with pinned official archive", "source_sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "revision": "58419c9b0dd42cb34c8d53695bb025a7e582edf55ccd4c5bcb1c2c7c71a37487", "evidence_kind": "English manual and source declarations", "source_sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sources": [{"url": "/docs/17/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "17.11 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "cc99a20190796cd6f8db4663034c4ef033d0f6d0e126522b6ad7cf6337f92b19"}, {"url": "/docs/17/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "01f07993ff020684f4c290d17cdafa26fb17ea5c1d476bc3a5efc68bf8ddd9b9"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "18": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "18.6"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/18/postgresql-18-A4.pdf", "bytes": 15865106, "pages": 3154, "sha256": "19512c405da53f9f7fcf0abba359223aa65f021be025bf3411381918f92e3190", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/18/postgresql-18-US.pdf", "bytes": 15748059, "pages": 3328, "sha256": "facbe6c229e598b872d3d98bef53308f46e06746006fa4590de9a7de9dd46319", "built_at": "2026-09-26"}}, "tree": "18", "index": "index.html", "major": "18", "pages": 1148, "release": "18.6", "source_url": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "svg_assets": 3, "source_mode": "en SGML built with pinned official archive", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "revision": "ee8d1a3612338fd9adf250730cb640fcc5233b5491337cc00a316a44e3a0b9f8", "evidence_kind": "English manual and source declarations", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sources": [{"url": "/docs/18/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "18.6 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "4f6378310417afe2c5671afffc9bd9846fb322b65c6141d940e34aaf81271cc2"}, {"url": "/docs/18/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "e9f8bbcc8e3641fadd1d20991e8aad6b532155b786ba5a1b7b364ec4f1a5bef3"}], "sections": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [[ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "19": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "19beta4"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "3"}], "tables": [{"key": "options", "rows": [{"summary": "Specifies the directory where the database cluster is stored.", "signature": {"url": "/docs/19/app-pgcontroldata.html", "text": "-D datadir --pgdata= datadir"}}, {"summary": "Print the pg_controldata version and exit.", "signature": {"url": "/docs/19/app-pgcontroldata.html", "text": "-V --version"}}, {"summary": "Show help about pg_controldata command line arguments, and exit.", "signature": {"url": "/docs/19/app-pgcontroldata.html", "text": "-? --help"}}], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [{"names": ["-D datadir", "--pgdata= datadir"], "summary": "Specifies the directory where the database cluster is stored.", "signature": "-D datadir --pgdata= datadir", "source_url": "/docs/19/app-pgcontroldata.html", "description": "Specifies the directory where the database cluster is stored."}, {"names": ["-V", "--version"], "summary": "Print the pg_controldata version and exit.", "signature": "-V --version", "source_url": "/docs/19/app-pgcontroldata.html", "description": "Print the pg_controldata version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about pg_controldata command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/19/app-pgcontroldata.html", "description": "Show help about pg_controldata command line arguments, and exit."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19beta4/postgresql-19beta4.tar.bz2", "label": "19beta4", "major": "19", "channel": "preview", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/19/postgresql-19-A4.pdf", "bytes": 16064841, "pages": 3052, "sha256": "4dd099e4125c591128fc5f3ebd02178dc24781f9e5ae629f96d67c4c8547427b", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/19/postgresql-19-US.pdf", "bytes": 15974616, "pages": 3225, "sha256": "61971fa857f0956d47341a0388fa6af9ae10acf691d4b2fc009007d384b0342b", "built_at": "2026-09-26"}}, "tree": "19", "index": "index.html", "major": "19", "pages": 1155, "release": "19beta4", "source_url": "https://ftp.postgresql.org/pub/source/v19beta4/postgresql-19beta4.tar.bz2", "svg_assets": 5, "source_mode": "en SGML built with pinned official archive", "source_sha256": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}, "revision": "1bbbbf4133d426f0e4304010688d2984c30fb67df0cc3a61b3e37eb3f6f37833", "evidence_kind": "English manual and source declarations", "source_sha256": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}, "sources": [{"url": "/docs/19/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "19beta4 English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "3f28b79c734b98071fa3ba203a5cf94d745994c4aef5bb0cced1ca9377523e40"}, {"url": "/docs/19/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "425b070323b448b5516d2cb4e9e4ac77efb5d19dd4e8005d0ae1c61db9ec78e6"}], "sections": [], "synopsis": ["pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [ [ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ] <em class=\"replaceable\"><code>datadir</code></em> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Options</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-D <em class=\"replaceable\"><code>datadir</code></em></code><br></span><span class=\"term\"><code class=\"option\">--pgdata=<em class=\"replaceable\"><code>datadir</code></em></code></span></dt>\n<dd>\n<p>Specifies the directory where the database cluster is stored.</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p>Print the <span class=\"application\">pg_controldata</span> version and exit.</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p>Show help about <span class=\"application\">pg_controldata</span> command line arguments, and exit.</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.7\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [{"names": ["-D datadir", "--pgdata= datadir"], "signature": "-D datadir --pgdata= datadir", "description": "Specifies the directory where the database cluster is stored."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the pg_controldata version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about pg_controldata command line arguments, and exit."}], "synopsis": ["pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "463831709811b3ac26a529738c3c0db3274a13613f7e220d6fab30a8a48f995b"}, "20": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "20devel"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "3"}], "tables": [{"key": "options", "rows": [{"summary": "Specifies the directory where the database cluster is stored.", "signature": {"url": "/docs/devel/app-pgcontroldata.html", "text": "-D datadir --pgdata= datadir"}}, {"summary": "Print the pg_controldata version and exit.", "signature": {"url": "/docs/devel/app-pgcontroldata.html", "text": "-V --version"}}, {"summary": "Show help about pg_controldata command line arguments, and exit.", "signature": {"url": "/docs/devel/app-pgcontroldata.html", "text": "-? --help"}}], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "title": "Environment variables", "columns": [{"key": "name", "label": "Variable"}, {"key": "description", "label": "Meaning"}]}], "options": [{"names": ["-D datadir", "--pgdata= datadir"], "summary": "Specifies the directory where the database cluster is stored.", "signature": "-D datadir --pgdata= datadir", "source_url": "/docs/devel/app-pgcontroldata.html", "description": "Specifies the directory where the database cluster is stored."}, {"names": ["-V", "--version"], "summary": "Print the pg_controldata version and exit.", "signature": "-V --version", "source_url": "/docs/devel/app-pgcontroldata.html", "description": "Print the pg_controldata version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about pg_controldata command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/devel/app-pgcontroldata.html", "description": "Show help about pg_controldata command line arguments, and exit."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "label": "20devel", "major": "20", "channel": "devel", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/20/postgresql-20-A4.pdf", "bytes": 16030631, "pages": 3052, "sha256": "bd5d82c0ce38fc18f92a0447818a91a193a261776bca1c37564bf9a683e177d0", "built_at": "2026-09-28"}, "US": {"url": "/files/documentation/pdf/20/postgresql-20-US.pdf", "bytes": 15936613, "pages": 3223, "sha256": "d97d9e0db479a02f4234b175f50fcad70c3661619afc8d6df9b9437882e3c299", "built_at": "2026-09-28"}}, "tree": "0", "index": "index.html", "major": "20", "pages": 1156, "release": "20devel", "source_url": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "svg_assets": 6, "source_mode": "en SGML built with pinned official archive", "source_sha256": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41", "source_snapshot_utc": "26-Sep-2026 20:22"}, "revision": "2eba5e0fd4c3bffb2803247b6cd537878e9d6ee5a6dfbe3c50ece8b421b80918", "evidence_kind": "English manual and source declarations", "source_sha256": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41"}, "sources": [{"url": "/docs/devel/app-pgcontroldata.html", "file": "app-pgcontroldata.html", "label": "20devel English manual \u00b7 app-pgcontroldata.html", "anchor": "", "sha256": "9ae637a8bbf8e07e06a01667be4434419ef09574ab4cb5f1dbac08e96ca7aef2"}, {"url": "/docs/devel/reference-server.html", "file": "reference-server.html", "label": "Server applications inventory", "anchor": "", "sha256": "5532c1ebfb8c6f310301be63a28daf0ae212e2a78025bea61a1bdca99e02c43d"}], "sections": [], "synopsis": ["pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]"], "signature": "pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]", "description": ["pg_controldata \u2014 display control information of a PostgreSQL database cluster"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [ [ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ] <em class=\"replaceable\"><code>datadir</code></em> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Options</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-D <em class=\"replaceable\"><code>datadir</code></em></code><br></span><span class=\"term\"><code class=\"option\">--pgdata=<em class=\"replaceable\"><code>datadir</code></em></code></span></dt>\n<dd>\n<p>Specifies the directory where the database cluster is stored.</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p>Print the <span class=\"application\">pg_controldata</span> version and exit.</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p>Show help about <span class=\"application\">pg_controldata</span> command line arguments, and exit.</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.7\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [{"names": ["-D datadir", "--pgdata= datadir"], "signature": "-D datadir --pgdata= datadir", "description": "Specifies the directory where the database cluster is stored."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the pg_controldata version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about pg_controldata command line arguments, and exit."}], "synopsis": ["pg_controldata [ option ] [ [ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "463831709811b3ac26a529738c3c0db3274a13613f7e220d6fab30a8a48f995b"}}}, "snapshot": {"facts": [{"label": "Documented executable", "value": "pg_controldata"}, {"label": "Executable version", "value": "18.6"}, {"label": "Reference inventory", "value": "Server applications"}, {"label": "Option definition groups", "value": "0"}], "tables": [{"key": "options", "rows": [], "title": "Documented options", "columns": [{"key": "signature", "label": "Option and arguments"}, {"key": "summary", "label": "Description"}]}, {"key": "environment", "rows": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. 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Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-PGCONTROLDATA\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">pg_controldata</span></span></h2>\n<p>pg_controldata \u2014 display control information of a <span class=\"productname\">PostgreSQL</span> database cluster</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2>Synopsis</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.5.6.4.1\"><code class=\"command\">pg_controldata</code> [<em class=\"replaceable\"><code>option</code></em>] [[ <code class=\"option\">-D</code> | <code class=\"option\">--pgdata</code> ]<em class=\"replaceable\"><code>datadir</code></em>]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"R1-APP-PGCONTROLDATA-1\">\n<h2>Description</h2>\n<p><code class=\"command\">pg_controldata</code> prints information initialized during <code class=\"command\">initdb</code>, such as the catalog version. It also shows information about write-ahead logging and checkpoint processing. This information is cluster-wide, and not specific to any one database.</p>\n<p>This utility can only be run by the user who initialized the cluster because it requires read access to the data directory. You can specify the data directory on the command line, or use the environment variable <code class=\"envar\">PGDATA</code>. This utility supports the options <code class=\"option\">-V</code> and <code class=\"option\">--version</code>, which print the <span class=\"application\">pg_controldata</span> version and exit. It also supports options <code class=\"option\">-?</code> and <code class=\"option\">--help</code>, which output the supported arguments.</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.5.6.6\">\n<h2>Environment</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATA</code></span></dt>\n<dd>\n<p>Default data directory location</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p>Specifies whether to use color in diagnostic messages. Possible values are <code class=\"literal\">always</code>, <code class=\"literal\">auto</code> and <code class=\"literal\">never</code>.</p>\n</dd>\n</dl>\n</div>\n</div>\n</div></div>", "manual_path": "app-pgcontroldata.html", "comparison_data": {"options": [], "synopsis": ["pg_controldata [ option ] [[ -D | --pgdata ] datadir ]"], "environment": [{"name": "PGDATA", "description": "Default data directory location"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "c93c4019f0b4c5932b94800e83d58e52c1610063376a54d927d9f9fb5df9ca91"}, "comparison": {"left": "10", "right": "11", "status": "changed", "diff": "--- PostgreSQL 10\n+++ PostgreSQL 11\n@@ -7,6 +7,6 @@\n   ],\n   \"options\": [],\n   \"synopsis\": [\n-    \"pg_controldata [ option ] [[ -D ] datadir ]\"\n+    \"pg_controldata [ option ] [[ -D | --pgdata ] datadir ]\"\n   ]\n }"}}