{"Entry":{"collection":"func","key":"octet-length","name":"octet_length","aliases":[],"metadata":{"changed_in":["8.1"],"changes":[{"descriptions_changed":true,"doc_overhaul":false,"from":"7.2","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"7.3"},{"descriptions_changed":false,"doc_overhaul":false,"from":"8.0","group_changed":null,"signatures":{"added":["octet_length ( string ) → int"],"removed":["octet_length ( string ) → integer"]},"status":"changed","to":"8.1"},{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"}],"content_hash":"503df8df84560ee9e38e2ee3441c353d6aaddec0b7540eccb7a0f34529be48b4","derived_content_hash":"aa8879f91c82639f60ff8081afd4fbb2a0bab94f809e09055d4760e01d5e53c3","documentation_refresh":{"batch":"20261113","original_source_rev":"wiki-repair-20261023:9201d39af4020942c318feef8a36bccc3c0e66a29e9272fe5d41c5e81397284b","versions":{"14":"14.25","15":"15.20","16":"16.16","17":"17.12","18":"18.7","19":"19rc2"}},"first_version":"7.1","group":"string","group_label":"String Functions And Operators","groups":["string","binarystring","bitstring"],"imported_at":"2026-09-27T17:57:28.363592+08:00","last_version":"20","name":"octet_length","name_key":"octet_length","position":3019,"present_in":["7.1","7.2","7.3","7.4","8.0","8.1","8.2","8.3","8.4","9.0","9.1","9.2","9.3","9.4","9.5","9.6","10","11","12","13","14","15","16","17","18","19","20"],"repair_provenance":{"original_source_revision":"wiki-repair-20261023:8f186dd9ba2071f3eb7166a64bcfa8fa0a7f587c1ca3d904d9a6c03b86f3a612","receipt_sha256":"eb105563146699d4c6406d53315b1b4c292276e30e9e9a25283a9f39817a7fe6","repair":"wiki-repair-20261023"},"signature":"octet_length ( text ) → integer","signature_count":4,"slug":"octet-length","source_rev":"wiki-repair-20261023:9201d39af4020942c318feef8a36bccc3c0e66a29e9272fe5d41c5e81397284b","summary":"Returns number of bytes in the string.","summary_zh":""}},"Definition":{"Collection":"func","Key":"octet-length","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"octet-length","SourceRevision":"wiki-repair-20261023:9201d39af4020942c318feef8a36bccc3c0e66a29e9272fe5d41c5e81397284b","Facts":{"description":"Returns number of bytes in the string.","description_html":"Returns number of bytes in the string.","description_zh":"返回字符串的字节数。","description_zh_html":"返回字符串的字节数。","doc":{"anchor":"FUNCTIONS-STRING-SQL","file":"functions-string.html","sha256":"dbe9f91e55c35969d99a8d2697b6f7bd5388a24ccc2b89706a666f176025f1e2","slug":"18"},"documentation_revision":{"inputs":[{"file":"functions-binarystring.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"cd434063935e362cbb3621171770936b04bafcd58673d71a20cd6992580b2d84","version":"18.7"},{"file":"functions-bitstring.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"270c5c14b6fe519e8d8cc3f7514e0202aa8d534d1e9c8f62ab1ad6802faaa531","version":"18.7"},{"file":"functions-string.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"dbe9f91e55c35969d99a8d2697b6f7bd5388a24ccc2b89706a666f176025f1e2","version":"18.7"},{"file":"functions-binarystring.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"a5ee5be3c79e45371853d5c6dd8b1b3f52734bbc17726dbe626837179a1da1e0","version":"18.7"},{"file":"functions-bitstring.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"6b6423f8b2751016eae606a5cdcf7062bd62f230a0ef96b83e357418208bc67e","version":"18.7"},{"file":"functions-string.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"7eecd3bb343149124be0476a539f3c682476eab2a15489a0e0ad06fbb769ea9e","version":"18.7"}],"release":"18.7","runtime_remeasured":false,"source_revision":"pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552"},"group":"string","group_label":"字符串函数和操作符","lang":"en","layout":"table-new","pages":["functions-string.html","functions-binarystring.html","functions-bitstring.html"],"prose_only":false,"signatures":[{"description":"Returns number of bytes in the string.","description_html":"Returns number of bytes in the string.","description_zh":"返回字符串的字节数。","description_zh_html":"返回字符串的字节数。","examples":[{"expr":"octet_length('josé')","result":"5 (if server encoding is UTF8)"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003etext\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( text ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the string. Since this version of the function accepts type character directly, it will not strip trailing spaces.","description_html":"Returns number of bytes in the string. Since this version of the function accepts type \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e directly, it will not strip trailing spaces.","description_zh":"返回字符串中的字节数。由于此版本的函数直接接受 character 类型，它不会剥离尾随空格。","description_zh_html":"返回字符串中的字节数。由于此版本的函数直接接受 \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e 类型，它不会剥离尾随空格。","examples":[{"expr":"octet_length('abc '::character(4))","result":"4"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( character ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the binary string.","description_html":"Returns number of bytes in the binary string.","description_zh":"返回二进制字符串中的字节数。","description_zh_html":"返回二进制字符串中的字节数。","examples":[{"expr":"octet_length('\\x123456'::bytea)","result":"3"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebytea\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bytea ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the bit string.","description_html":"Returns number of bytes in the bit string.","description_zh":"返回位串中的字节数。","description_zh_html":"返回位串中的字节数。","examples":[{"expr":"octet_length(B'1011111011')","result":"2"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebit\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bit ) → integer","zh_from":"same-version-manual"}],"translation_provenance":{"inputs":[{"kind":"current-pgdoc-translation","path":"/Users/vonng/pgsty/pgdoc/zh/18/html/functions-string.html","sha256":"0446377e0eccc9299099dc4b4b293204c337e3abefcdc396e9698bc54dd1080b"}],"kind":"same-version-pgdoc","locale":"zh-Hans","source_revision":"b1b500221dbe5437cfca004d6b04d3f6e422765d","version":"18"},"zh_from":"same-version-manual"},"ManualEvidence":{"doc":{"anchor":"FUNCTIONS-STRING-SQL","file":"functions-string.html","sha256":"dbe9f91e55c35969d99a8d2697b6f7bd5388a24ccc2b89706a666f176025f1e2","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"octet-length","SourceDatabase":"center","Version":"18","Locale":"en","Title":"octet_length","Summary":"Returns number of bytes in the string.","BodyHTML":"Returns number of bytes in the string.","SourceRevision":"wiki-repair-20261023:9201d39af4020942c318feef8a36bccc3c0e66a29e9272fe5d41c5e81397284b","ContentHash":"c5adab8cbec3eef9b33ec6c5e541fb86c2dce7a1317f6543c5c931269d6879f2","Payload":{"description":"Returns number of bytes in the string.","description_html":"Returns number of bytes in the string.","signatures":[{"description":"Returns number of bytes in the string.","description_html":"Returns number of bytes in the string.","description_zh":"返回字符串的字节数。","description_zh_html":"返回字符串的字节数。","examples":[{"expr":"octet_length('josé')","result":"5 (if server encoding is UTF8)"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003etext\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( text ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the string. Since this version of the function accepts type character directly, it will not strip trailing spaces.","description_html":"Returns number of bytes in the string. Since this version of the function accepts type \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e directly, it will not strip trailing spaces.","description_zh":"返回字符串中的字节数。由于此版本的函数直接接受 character 类型，它不会剥离尾随空格。","description_zh_html":"返回字符串中的字节数。由于此版本的函数直接接受 \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e 类型，它不会剥离尾随空格。","examples":[{"expr":"octet_length('abc '::character(4))","result":"4"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( character ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the binary string.","description_html":"Returns number of bytes in the binary string.","description_zh":"返回二进制字符串中的字节数。","description_zh_html":"返回二进制字符串中的字节数。","examples":[{"expr":"octet_length('\\x123456'::bytea)","result":"3"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebytea\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bytea ) → integer","zh_from":"same-version-manual"},{"description":"Returns number of bytes in the bit string.","description_html":"Returns number of bytes in the bit string.","description_zh":"返回位串中的字节数。","description_zh_html":"返回位串中的字节数。","examples":[{"expr":"octet_length(B'1011111011')","result":"2"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebit\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bit ) → integer","zh_from":"same-version-manual"}]}},"RequestedLocale":"en","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","7.1","7.2","7.3","7.4","8.0","8.1","8.2","8.3","8.4","9.0","9.1","9.2","9.3","9.4","9.5","9.6"],"Locales":["en","zh-Hans"],"Signatures":[{"Version":"18","Ordinal":0,"Hash":"05f68b5879694cccb119d805ab403e50568341573bd49088d9996595fdb8c7d8","Text":"octet_length ( text ) → integer","Returns":"integer","Payload":{"description":"Returns number of bytes in the string.","description_html":"Returns number of bytes in the string.","description_zh":"返回字符串的字节数。","description_zh_html":"返回字符串的字节数。","examples":[{"expr":"octet_length('josé')","result":"5 (if server encoding is UTF8)"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003etext\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( text ) → integer","zh_from":"same-version-manual"}},{"Version":"18","Ordinal":1,"Hash":"bd226957102281840543ce445439f8b0f364b0b5d7e58f921568f26e37457564","Text":"octet_length ( character ) → integer","Returns":"integer","Payload":{"description":"Returns number of bytes in the string. Since this version of the function accepts type character directly, it will not strip trailing spaces.","description_html":"Returns number of bytes in the string. Since this version of the function accepts type \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e directly, it will not strip trailing spaces.","description_zh":"返回字符串中的字节数。由于此版本的函数直接接受 character 类型，它不会剥离尾随空格。","description_zh_html":"返回字符串中的字节数。由于此版本的函数直接接受 \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e 类型，它不会剥离尾随空格。","examples":[{"expr":"octet_length('abc '::character(4))","result":"4"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003echaracter\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( character ) → integer","zh_from":"same-version-manual"}},{"Version":"18","Ordinal":2,"Hash":"5ae23c2954a537be35da298526c3bbde72ce714f8bd608123af047d01bccf609","Text":"octet_length ( bytea ) → integer","Returns":"integer","Payload":{"description":"Returns number of bytes in the binary string.","description_html":"Returns number of bytes in the binary string.","description_zh":"返回二进制字符串中的字节数。","description_zh_html":"返回二进制字符串中的字节数。","examples":[{"expr":"octet_length('\\x123456'::bytea)","result":"3"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebytea\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bytea ) → integer","zh_from":"same-version-manual"}},{"Version":"18","Ordinal":3,"Hash":"8476a6235c9a634ad41d368c370d2f4278761ce98e66ddc3df8932f4298f257a","Text":"octet_length ( bit ) → integer","Returns":"integer","Payload":{"description":"Returns number of bytes in the bit string.","description_html":"Returns number of bytes in the bit string.","description_zh":"返回位串中的字节数。","description_zh_html":"返回位串中的字节数。","examples":[{"expr":"octet_length(B'1011111011')","result":"2"}],"html":"\u003ccode class=\"function\"\u003eoctet_length\u003c/code\u003e ( \u003ccode class=\"type\"\u003ebit\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003einteger\u003c/code\u003e","returns":"integer","text":"octet_length ( bit ) → integer","zh_from":"same-version-manual"}}],"Spellings":null,"SQLState":null,"Evidence":null}