{"Entry":{"collection":"sqlstate","key":"HV014","name":"HV014","aliases":[],"metadata":{"aliases":[],"case_count":0,"class_code":"HV","condition_name":"fdw_too_many_handles","condition_names":["fdw_too_many_handles"],"content_hash":"894d1fe2c1e0e4351e068760e828c24b34532734c6ba43d8f09b92574b33e1fb","depth":"reference","editorial_review":"reviewed","evidence_tier":"definition_only","imported_at":"2026-09-30T17:45:28.116047+08:00","introduced":null,"known_present_by":"9.1.0","macros":["ERRCODE_FDW_TOO_MANY_HANDLES"],"name_zh":"","present_in":["9.1","9.2","9.3","9.4","9.5","9.6","10","11","12","13","14","15","16","17","18","19"],"preview_in":["19"],"primary_macro":"ERRCODE_FDW_TOO_MANY_HANDLES","removed":null,"runtime_verification":"not_run","severity_classes":["E"],"snippet_count":0,"source_rev":"english-manuals:62e134dc15471f1a13dc754cb48dfbd9c03df9f0f12b9c6301efbda219cbab8c","sqlstate":"HV014","status":"active","summary_zh":"包装器的句柄数量达到上限。"}},"Definition":{"Collection":"sqlstate","Key":"HV014","SourceDatabase":"center","Version":"18","SourceTable":"sqlstate","SourceKey":"HV014","SourceRevision":"english-manuals:62e134dc15471f1a13dc754cb48dfbd9c03df9f0f12b9c6301efbda219cbab8c","Facts":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"56dacf78e618ff0fd8c533e05db597b80d7ebbad7f8e512a888217d0640aa328","slug":"18"},"lang":"en","sqlstate":"HV014"},"ManualEvidence":{"doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"56dacf78e618ff0fd8c533e05db597b80d7ebbad7f8e512a888217d0640aa328","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"sqlstate","Key":"HV014","SourceDatabase":"center","Version":"","Locale":"en","Title":"HV014 — fdw_too_many_handles","Summary":"HV014 identifies an FDW condition involving too many handles. No resolved HV014 report group was found in the locked PostgreSQL 18.6 core/contrib call scan, so no native handle limit or message is attributed.","BodyHTML":"\u003ch1\u003eHV014 — fdw_too_many_handles\u003c/h1\u003e\n\u003ch2\u003eAt a glance {#at-a-glance}\u003c/h2\u003e\n\u003cp\u003e\u003ccode\u003eHV014\u003c/code\u003e identifies an FDW condition involving too many handles. No resolved \u003ccode\u003eHV014\u003c/code\u003e report group was found in the locked PostgreSQL 18.6 core/contrib call scan, so no native handle limit or message is attributed.\u003c/p\u003e\n\u003ch2\u003eMeaning {#meaning}\u003c/h2\u003e\n\u003cp\u003eA handle can be an implementation-owned reference to a connection, cursor, result, or execution object. The class definition does not specify the handle kind, scope of the limit, or whether the limit belongs to a wrapper, driver, or remote service.\u003c/p\u003e\n\u003ch2\u003eMessages and diagnostics {#messages}\u003c/h2\u003e\n\u003cp\u003eNo resolved 18.6 core/contrib message variant was found. Preserve the complete diagnostic, handle kind, count or limit if reported, operation phase, wrapper/driver version, and foreign server identity.\u003c/p\u003e\n\u003ch2\u003eDiagnosis {#diagnosis}\u003c/h2\u003e\n\u003cp\u003eFind the wrapper code that allocates or tracks handles and determine whether the limit is per statement, session, process, server, or remote connection. Check for handles that were not closed after errors, while keeping the wrapper\u0026#39;s own ownership rules as the authority.\u003c/p\u003e\n\u003ch2\u003eResponse {#response}\u003c/h2\u003e\n\u003cp\u003eClose or release the handles that the wrapper identifies as no longer needed, or use its supported pooling/limit configuration after confirming the scope. If a failed operation may have sent work remotely, verify remote state before retrying it.\u003c/p\u003e\n\u003ch2\u003eVersions {#versions}\u003c/h2\u003e\n\u003cp\u003e\u003ccode\u003eHV014\u003c/code\u003e is present in the locked definition snapshots from 9.1.24 through 18.6 and 19 Beta 3, with \u003ccode\u003eknown_present_by\u003c/code\u003e 9.1.0. The available pre-9 definition material does not establish an exact introduction release.\u003c/p\u003e\n\u003ch2\u003eRelated {#related}\u003c/h2\u003e\n\u003cp\u003e\u003ca href=\"/wiki/sqlstate/HV00B/\" rel=\"nofollow\"\u003e\u003ccode\u003eHV00B\u003c/code\u003e\u003c/a\u003e is an invalid handle condition; \u003ca href=\"/wiki/sqlstate/HV00K/\" rel=\"nofollow\"\u003e\u003ccode\u003eHV00K\u003c/code\u003e\u003c/a\u003e concerns a reply handle; \u003ca href=\"/wiki/sqlstate/HV00L/\" rel=\"nofollow\"\u003e\u003ccode\u003eHV00L\u003c/code\u003e\u003c/a\u003e concerns creating an execution object.\u003c/p\u003e\n\u003ch2\u003eSources {#sources}\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt#L476\" rel=\"nofollow\"\u003e\u003ccode\u003eerrcodes.txt\u003c/code\u003e\u003c/a\u003e — definition, SHA-256 \u003ccode\u003e6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba\u003c/code\u003e.\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/include/foreign/fdwapi.h#L24-L55\" rel=\"nofollow\"\u003e\u003ccode\u003efdwapi.h\u003c/code\u003e\u003c/a\u003e — generic FDW callback boundary.\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"#sources\" rel=\"nofollow\"\u003eStructured evidence\u003c/a\u003e — fixed 18.6 sources and bounded scan.\u003c/li\u003e\n\u003c/ul\u003e\n","SourceRevision":"english-manuals:62e134dc15471f1a13dc754cb48dfbd9c03df9f0f12b9c6301efbda219cbab8c","ContentHash":"f69ba75b3e6367aea430c97c8d7b79a81aa618d740e82ba9698e841417a16d95","Payload":{"body_md":"# HV014 — fdw_too_many_handles\n\n## At a glance {#at-a-glance}\n\n`HV014` identifies an FDW condition involving too many handles. No resolved `HV014` report group was found in the locked PostgreSQL 18.6 core/contrib call scan, so no native handle limit or message is attributed.\n\n\n## Meaning {#meaning}\n\nA handle can be an implementation-owned reference to a connection, cursor, result, or execution object. The class definition does not specify the handle kind, scope of the limit, or whether the limit belongs to a wrapper, driver, or remote service.\n\n## Messages and diagnostics {#messages}\n\nNo resolved 18.6 core/contrib message variant was found. Preserve the complete diagnostic, handle kind, count or limit if reported, operation phase, wrapper/driver version, and foreign server identity.\n\n## Diagnosis {#diagnosis}\n\nFind the wrapper code that allocates or tracks handles and determine whether the limit is per statement, session, process, server, or remote connection. Check for handles that were not closed after errors, while keeping the wrapper's own ownership rules as the authority.\n\n## Response {#response}\n\nClose or release the handles that the wrapper identifies as no longer needed, or use its supported pooling/limit configuration after confirming the scope. If a failed operation may have sent work remotely, verify remote state before retrying it.\n\n## Versions {#versions}\n\n`HV014` is present in the locked definition snapshots from 9.1.24 through 18.6 and 19 Beta 3, with `known_present_by` 9.1.0. The available pre-9 definition material does not establish an exact introduction release.\n\n## Related {#related}\n\n[`HV00B`](/wiki/sqlstate/HV00B/) is an invalid handle condition; [`HV00K`](/wiki/sqlstate/HV00K/) concerns a reply handle; [`HV00L`](/wiki/sqlstate/HV00L/) concerns creating an execution object.\n\n## Sources {#sources}\n\n- [`errcodes.txt`](https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt#L476) — definition, SHA-256 `6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba`.\n- [`fdwapi.h`](https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/include/foreign/fdwapi.h#L24-L55) — generic FDW callback boundary.\n- [Structured evidence](#sources) — fixed 18.6 sources and bounded scan.\n","description":"PostgreSQL SQLSTATE HV014 names an FDW handle-limit condition; the resource owner and limit come from the installed wrapper.","is_stale":false,"name":"","sections":[{"anchor":"","heading":"","html":"\u0026lt;h1\u0026gt;HV014 — fdw_too_many_handles\u0026lt;/h1\u0026gt;"},{"anchor":"at-a-glance","heading":"At a glance","html":"\u003cp\u003e\u003ccode\u003eHV014\u003c/code\u003e identifies an FDW condition involving too many handles. No resolved \u003ccode\u003eHV014\u003c/code\u003e report group was found in the locked PostgreSQL 18.6 core/contrib call scan, so no native handle limit or message is attributed.\u003c/p\u003e"},{"anchor":"meaning","heading":"Meaning","html":"\u003cp\u003eA handle can be an implementation-owned reference to a connection, cursor, result, or execution object. The class definition does not specify the handle kind, scope of the limit, or whether the limit belongs to a wrapper, driver, or remote service.\u003c/p\u003e"},{"anchor":"messages","heading":"Messages and diagnostics","html":"\u003cp\u003eNo resolved 18.6 core/contrib message variant was found. Preserve the complete diagnostic, handle kind, count or limit if reported, operation phase, wrapper/driver version, and foreign server identity.\u003c/p\u003e"},{"anchor":"diagnosis","heading":"Diagnosis","html":"\u003cp\u003eFind the wrapper code that allocates or tracks handles and determine whether the limit is per statement, session, process, server, or remote connection. Check for handles that were not closed after errors, while keeping the wrapper's own ownership rules as the authority.\u003c/p\u003e"},{"anchor":"response","heading":"Response","html":"\u003cp\u003eClose or release the handles that the wrapper identifies as no longer needed, or use its supported pooling/limit configuration after confirming the scope. If a failed operation may have sent work remotely, verify remote state before retrying it.\u003c/p\u003e"},{"anchor":"versions","heading":"Versions","html":"\u003cp\u003e\u003ccode\u003eHV014\u003c/code\u003e is present in the locked definition snapshots from 9.1.24 through 18.6 and 19 Beta 3, with \u003ccode\u003eknown_present_by\u003c/code\u003e 9.1.0. The available pre-9 definition material does not establish an exact introduction release.\u003c/p\u003e"},{"anchor":"related","heading":"Related","html":"\u003cp\u003e\u003ca href=\"/wiki/sqlstate/HV00B/\"\u003e\u003ccode\u003eHV00B\u003c/code\u003e\u003c/a\u003e is an invalid handle condition; \u003ca href=\"/wiki/sqlstate/HV00K/\"\u003e\u003ccode\u003eHV00K\u003c/code\u003e\u003c/a\u003e concerns a reply handle; \u003ca href=\"/wiki/sqlstate/HV00L/\"\u003e\u003ccode\u003eHV00L\u003c/code\u003e\u003c/a\u003e concerns creating an execution object.\u003c/p\u003e"},{"anchor":"sources","heading":"Sources","html":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt#L476\"\u003e\u003ccode\u003eerrcodes.txt\u003c/code\u003e\u003c/a\u003e — definition, SHA-256 \u003ccode\u003e6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba\u003c/code\u003e.\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/include/foreign/fdwapi.h#L24-L55\"\u003e\u003ccode\u003efdwapi.h\u003c/code\u003e\u003c/a\u003e — generic FDW callback boundary.\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"#sources\"\u003eStructured evidence\u003c/a\u003e — fixed 18.6 sources and bounded scan.\u003c/li\u003e\n\u003c/ul\u003e"}],"summary":"HV014 identifies an FDW condition involving too many handles. No resolved HV014 report group was found in the locked PostgreSQL 18.6 core/contrib call scan, so no native handle limit or message is attributed.","title":"HV014 — fdw_too_many_handles","translation_source_rev":"3617cd03ffa2c6bd1abe9e2a92f720c1f3907a306d0417ec543f8c7eafbc64b5"}},"RequestedLocale":"en","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","9.1","9.2","9.3","9.4","9.5","9.6"],"Locales":["en","zh-Hans"],"Signatures":null,"Spellings":null,"SQLState":{"aliases":[],"catalogue_notes":{"earliest_observed":"9.1.0","formal_scope":"9.0.0..18.6","latest_observed":"18.6","matrix_scope":["9.0.23","9.1.24","9.2.24","9.3.25","9.4.26","9.5.25","9.6.24","10.23","11.22","12.22","13.23","14.24","15.19","16.15","17.11","18.6"],"pre9_scope":{"formal_tag_count":191,"maximum_release":"8.4.22","minimum_release":"7.0.0","source_definition_count":153,"source_doc_count":153,"source_file_count":306,"source_scope":"7.4..8.4 definition files; 7.0..7.3 candidate-path source gap probes","source_tag_count":153},"pre9_status":"not_observed","preview_scope":["19beta3"]},"class":"HV","class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","condition_names":["fdw_too_many_handles"],"definition_changes":[],"english_manuals":{"10":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"9607b57e9f639b61785677ba4d226f5889fe1d19c8bf55a3337691899a9073cd","slug":"10"},"lang":"en","sqlstate":"HV014"},"11":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"3a024e38263ad77de228eed7930b842b42dc1d5cab9ca3727be8eed872ec9539","slug":"11"},"lang":"en","sqlstate":"HV014"},"12":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"1444bd6a138537cd75be88a220ee9472ac528f0cfc58758e49636d85455efe98","slug":"12"},"lang":"en","sqlstate":"HV014"},"13":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"4a3ef8af218e5736dfde8660ba609e84233b6b3bac7e0210ff8724cf1b27b2db","slug":"13"},"lang":"en","sqlstate":"HV014"},"14":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"1c12e83304e0f4ff64c9d98ca5e3007df6756932ed19867a4fa0e0650f6c5751","slug":"14"},"lang":"en","sqlstate":"HV014"},"15":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"2161f58f6e87f6535b3b1f3d4661427bb6765f4f6b074fcc16fac97594b50599","slug":"15"},"lang":"en","sqlstate":"HV014"},"16":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"928e705933d7c3d018ae3fba9d800b34e6325746d157339dce878473c519d100","slug":"16"},"lang":"en","sqlstate":"HV014"},"17":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"868135520af87351e3ea1ba42656111cbd2d157d98e1fef05ea158ac5729d8b1","slug":"17"},"lang":"en","sqlstate":"HV014"},"18":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"56dacf78e618ff0fd8c533e05db597b80d7ebbad7f8e512a888217d0640aa328","slug":"18"},"lang":"en","sqlstate":"HV014"},"19":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"63fb8d1aa9f494eeab9d0f8542a2b673f7746ee41ae2689d19403cb3cc425a5c","slug":"19"},"lang":"en","sqlstate":"HV014"},"20":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"0d3f602127cd137cf343b32d5fa78f175eeb6cdcb6353b1f6f998ede6cb7b911","slug":"devel"},"lang":"en","sqlstate":"HV014"},"9.1":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"2d118b06c3b644c28b3ddefe9e4bef99a180321582209332372a5318f5bf8d1c","slug":"9.1"},"lang":"en","sqlstate":"HV014"},"9.2":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"2a37575b39c858d37c58fc4de6a16109554fd3306602294180d78faa1170d2cd","slug":"9.2"},"lang":"en","sqlstate":"HV014"},"9.3":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"2214b6869d764f7fba7221aefcdf1ab049b55ad51d63aa52054f3cd2c2533ae9","slug":"9.3"},"lang":"en","sqlstate":"HV014"},"9.4":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"7243e2d653befe88733222ede67958f0c4b7fae967b58eb97807aeb3f32b4096","slug":"9.4"},"lang":"en","sqlstate":"HV014"},"9.5":{"aliases":[],"class_name":"Foreign Data Wrapper Error (SQL/MED)","condition_name":"fdw_too_many_handles","doc":{"anchor":"ERRCODES-APPENDIX","file":"errcodes-appendix.html","lang":"en","sha256":"d40bc67cb331f1e4ccc0821ff57832c6c230edb0dce3ba4249defd21ae7ea29d","slug":"9.5"},"lang":"en","sqlstate":"HV014"},"9.6":{"aliases":[],"class_name":"Foreign Data Wrapper Error 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