{"kind": "relopts", "major": "18", "item": {"slug": "table-autovacuum-freeze-min-age", "name": "autovacuum_freeze_min_age", "name_zh": "autovacuum_freeze_min_age", "category": "Tables and materialized views", "summary": "Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting.", "aliases": ["table.autovacuum_freeze_min_age"], "versions": {"10": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=10", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=10", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 10.23", "label": "10.23", "major": "10", "channel": "historical", "revision": "4ff6f6193d91bf44fc701f657cc3295850bf786e42eafbfeed9f4879c3522613"}, "sources": [{"url": "/docs/10/sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS", "path": "sql-createtable.html", "label": "PostgreSQL 10 English manual", "sha256": "6a9df6e68f8acd82ca864475616f6c1cf483c97f96abfc2c2abd565aeb4129a5"}, {"url": "/docs/10/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "81c199a46b03a65a060e25cf874fc7ddd28b18261a6472a912954073556935b4"}, {"url": "/docs/10/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 10 English manual", "sha256": "46695b2591db26e272812f8d72ebfb2f37bbbf419123ff71792fe0af027ce785"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 67.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW with the exception of OIDS . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "11": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=11", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=11", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 11.22", "label": "11.22", "major": "11", "channel": "historical", "revision": "284f2186559443efefbb1ea3b00740c25dccd01e540ecbdb81dadf5127e54a0b"}, "sources": [{"url": "/docs/11/sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS", "path": "sql-createtable.html", "label": "PostgreSQL 11 English manual", "sha256": "46282e6bc95b6c42283c9fe7b79c31be21cafaa5a18dda82b7793cd21f400075"}, {"url": "/docs/11/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "488947b3f6c09ac9a815b8602e852239936b403ef214249fee7aeca1469c25ba"}, {"url": "/docs/11/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 11 English manual", "sha256": "c9718b3ccdec9aea0bff15bbe8c31ceaff935ebb0c2d372ce37101924aafe5d3"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 69.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW with the exception of OIDS . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "12": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=12", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=12", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 12.22", "label": "12.22", "major": "12", "channel": "historical", "revision": "0a1032bc0c23478646e9ee7d36edb066dca27b8540fd64d7fd47dcb6a8a6ccb4"}, "sources": [{"url": "/docs/12/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 12 English manual", "sha256": "7210cf3ff82ffa37ef81ebbbc252e4807649dcb86050eaa3ea5fcba40a768656"}, {"url": "/docs/12/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "7f27882cdde3b36cef070cdd14ce3f080b65ed837d3f6b41f3faf454ba89cc63"}, {"url": "/docs/12/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 12 English manual", "sha256": "2656497bc190ed29c24c29787f3ae68621830eee6345d291700c1ef8843f8dfe"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 69.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "13": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=13", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=13", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 13.23", "label": "13.23", "major": "13", "channel": "historical", "revision": "346825c2d5fbebb2bd997afbb2d49edfd782dce050c0b934e84a883e5446a99f"}, "sources": [{"url": "/docs/13/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 13 English manual", "sha256": "912dd15faaa243438f33082160f2848636d1940afea42c36cf6d21a2a46c8cb8"}, {"url": "/docs/13/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "5d70022f2524a39e7c5745698de51d867f687c70394779ad154e05648e923c7d"}, {"url": "/docs/13/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 13 English manual", "sha256": "1d2de5d4ff709d2bab07b91c964d89ce8b9236d9aa99b83b79392d24d7b74fd3"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 69.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "14": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=14", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=14", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 14.24", "label": "14.24", "major": "14", "channel": "stable", "revision": "b6e7ed6d017bf1d63aae215156cde763babd657199df9fa10123733290c31260"}, "sources": [{"url": "/docs/14/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 14 English manual", "sha256": "2d92d1040e37f5d94ce279dc9f1555a720179397fcf3aa8412f5278ec1d943e8"}, {"url": "/docs/14/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "35d48bb20f151039202a7cafbe7c4ffb109262110d62b2ab75844a3d80c2cebb"}, {"url": "/docs/14/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 14 English manual", "sha256": "50aea483dd80c78b2bd3cac754341070bfc96e436139f0137d762b3f65834c3c"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 70.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 25.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "15": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=15", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=15", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 15.19", "label": "15.19", "major": "15", "channel": "stable", "revision": "643ecd492fa284d4d55861f15cbd7c0c7451abce96c8d56485bb2729caba37d5"}, "sources": [{"url": "/docs/15/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 15 English manual", "sha256": "dcb246be9d6131c7227ccde6745458865a0c97ac4c8891c2cbea73a30769d6df"}, {"url": "/docs/15/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "fdcf588ddeeac62758840aa3b8d6ead7e37e1b0c72795e339f67db5b23509462"}, {"url": "/docs/15/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 15 English manual", "sha256": "9ce92d3a1afc7c70db12b6e3c2f163e2539cf86dbf0f1e9e6c44035b88bb10f7"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 73.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to freeze row versions while scanning a table. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 25.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "16": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=16", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=16", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 16.15", "label": "16.15", "major": "16", "channel": "stable", "revision": "0080d7d37081f27216dc4aa4f6ad85ea24c0c0441e702e6d0b190a339fd76f62"}, "sources": [{"url": "/docs/16/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 16 English manual", "sha256": "dde6108abda6f7358eeccc6867eb68f5ca601329ea3f50bc3d5b728c944a65a8"}, {"url": "/docs/16/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "e7e096464bd87b0bfc06652cdbbdd175f7a0e955207580049eae2ee394566b20"}, {"url": "/docs/16/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 16 English manual", "sha256": "1a7ac648e9e3a49d0eab9de3b1214e1c64a16fc84fbee4c78c9f825b2c30af25"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 73.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 25.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "17": {"facts": [{"label": "Applies to", "value": "Tables and materialized views"}, {"label": "Value type", "value": "integer"}], "related": [{"url": "/docs/guc/vacuum_freeze_min_age/?v=17", "label": "Global parameter vacuum_freeze_min_age"}, {"url": "/docs/sql/create-table/?v=17", "label": "CREATE TABLE"}], "release": {"ref": "Local English manual 17.11", "label": "17.11", "major": "17", "channel": "stable", "revision": "440f894c3464e7cb4fedc9846b948ca21cd2ffcef1697ff56a28eb641ee7c3d8"}, "sources": [{"url": "/docs/17/sql-createtable.html#RELOPTION-AUTOVACUUM-FREEZE-MIN-AGE", "path": "sql-createtable.html", "label": "PostgreSQL 17 English manual", "sha256": "97385c16a0ff155ad89fe616bb074bf0a8328bcb21f5e64a7a6a0a03ddb1f4ef"}, {"url": "/docs/17/runtime-config-client.html#GUC-VACUUM-FREEZE-MIN-AGE", "path": "runtime-config-client.html", "label": "Related global parameter: vacuum_freeze_min_age", "sha256": "e7ba41a33997d251c23f06ccf17978bf1481db92a2c607026f59af86c25d6f50"}, {"url": "/docs/17/sql-creatematerializedview.html", "path": "sql-creatematerializedview.html", "label": "PostgreSQL 17 English manual", "sha256": "88a9853b1cf1df2e9e468f5ef51e6f1932ffd000b37c298027a7cdef9bf0461f"}], "sections": [{"title": "Scope", "paragraphs": ["This relation-level setting applies to the table or materialized view. Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 65.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. 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Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 66.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. 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Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 66.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. 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Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 66.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. 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Any corresponding global parameter has a separate entry."]}, {"title": "Common table storage rules", "paragraphs": ["The WITH clause can specify storage parameters for tables, and for indexes associated with a UNIQUE , PRIMARY KEY , or EXCLUDE constraint. Storage parameters for indexes are documented in CREATE INDEX . The storage parameters currently available for tables are listed below. For many of these parameters, as shown, there is an additional parameter with the same name prefixed with toast. , which controls the behavior of the table's secondary TOAST table, if any (see Section 66.2 for more information about TOAST). If a table parameter value is set and the equivalent toast. parameter is not, the TOAST table will use the table's parameter value. Specifying these parameters for partitioned tables is not supported, but you may specify them for individual leaf partitions."]}, {"title": "Materialized views", "paragraphs": ["This clause specifies optional storage parameters for the new materialized view; see Storage Parameters in the CREATE TABLE documentation for more information. All parameters supported for CREATE TABLE are also supported for CREATE MATERIALIZED VIEW . See CREATE TABLE for more information."]}, {"title": "Related global parameter: vacuum_freeze_min_age", "paragraphs": ["The following same-version GUC definition explains its purpose and units. Global defaults and activation rules describe the GUC; the relation-option override rules remain those above.", "Specifies the cutoff age (in transactions) that VACUUM should use to decide whether to trigger freezing of pages that have an older XID. The default is 50 million transactions. Although users can set this value anywhere from zero to one billion, VACUUM will silently limit the effective value to half the value of autovacuum_freeze_max_age , so that there is not an unreasonably short time between forced autovacuums. For more information see Section 24.1.5 ."]}], "signature": "WITH (autovacuum_freeze_min_age = value)", "description": ["Per-table value for vacuum_freeze_min_age parameter. Note that autovacuum will ignore per-table autovacuum_freeze_min_age parameters that are larger than half the system-wide autovacuum_freeze_max_age setting."]}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}