{"id":56935,"date":"2023-10-15T23:56:24","date_gmt":"2023-10-15T15:56:24","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=56935"},"modified":"2023-10-16T00:19:12","modified_gmt":"2023-10-15T16:19:12","slug":"oracle%e5%a6%82%e4%bd%95%e6%9f%a5%e8%af%a2%e8%a1%a8%e6%98%af%e5%90%a6%e8%a2%ab%e9%94%81","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/56935.html","title":{"rendered":"oracle\u5982\u4f55\u67e5\u8be2\u8868\u662f\u5426\u88ab\u9501"},"content":{"rendered":"\n
\n

oracle\u67e5\u8be2\u8868\u662f\u5426\u88ab\u9501\u7684\u6b65\u9aa4\uff1a1.\u767b\u5f55\u5230\u6570\u636e\u5e93\uff1b2.\u68c0\u67e5DBA_LOCK\u89c6\u56fe\uff1b3.\u68c0\u67e5V$LOCKED_OBJECT\u89c6\u56fe\uff1b4.\u4f7f\u7528DBMS_LOCK\u5305\u3002\u9996\u5148\uff0c\u4f7f\u7528SQL*Plus\u3001SQL Developer\u6216\u5176\u4ed6Oracle\u6570\u636e\u5e93\u5ba2\u6237\u7aef\uff0c\u4ee5\u5177\u6709\u8db3\u591f\u6743\u9650\u7684\u6570\u636e\u5e93\u7528\u6237\u8eab\u4efd\u767b\u5f55\u5230Oracle\u6570\u636e\u5e93\u3002<\/p>\n<\/blockquote>\n\n\n\n

1.\u767b\u5f55\u5230\u6570\u636e\u5e93<\/h2>\n\n\n\n

\u9996\u5148\uff0c\u4f7f\u7528SQL*Plus\u3001SQL Developer\u6216\u5176\u4ed6Oracle\u6570\u636e\u5e93\u5ba2\u6237\u7aef\uff0c\u4ee5\u5177\u6709\u8db3\u591f\u6743\u9650\u7684\u6570\u636e\u5e93\u7528\u6237\u8eab\u4efd\u767b\u5f55\u5230Oracle\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n

2.\u68c0\u67e5DBA_LOCK\u89c6\u56fe<\/h2>\n\n\n\n

DBA_LOCK\u89c6\u56fe\u5b58\u50a8\u4e86\u6570\u636e\u5e93\u4e2d\u5f53\u524d\u7684\u9501\u4fe1\u606f\u3002\u60a8\u53ef\u4ee5\u67e5\u8be2\u6b64\u89c6\u56fe\u4ee5\u67e5\u770b\u8868\u662f\u5426\u88ab\u9501\u5b9a\u3002\u6267\u884c\u4ee5\u4e0bSQL\u67e5\u8be2\uff1a<\/p>\n\n\n\n

SELECT session_id, oracle_username, os_user_name, object_id
FROM dba_lock
WHERE object_id = (SELECT object_id FROM dba_objects WHERE object_name = 'YOUR_TABLE_NAME');<\/code><\/pre>\n\n\n\n
\u5c06YOUR_TABLE_NAME\u66ff\u6362\u4e3a\u60a8\u8981\u68c0\u67e5\u7684\u8868\u7684\u540d\u79f0\u3002\u5982\u679c\u67e5\u8be2\u8fd4\u56de\u7ed3\u679c\uff0c\u8868\u793a\u8be5\u8868\u5f53\u524d\u88ab\u9501\u5b9a\u3002<\/p>\n\n\n\n
3.\u68c0\u67e5V$LOCKED_OBJECT\u89c6\u56fe<\/h2>\n\n\n\n
\u53e6\u4e00\u4e2a\u65b9\u6cd5\u662f\u4f7f\u7528V$LOCKED_OBJECT\u89c6\u56fe\uff0c\u8fd9\u662f\u4e00\u4e2a\u52a8\u6001\u6027\u80fd\u89c6\u56fe\uff0c\u5b83\u663e\u793a\u4e86\u5f53\u524d\u88ab\u9501\u5b9a\u7684\u5bf9\u8c61\u3002\u6267\u884c\u4ee5\u4e0bSQL\u67e5\u8be2\uff1a<\/p>\n\n\n\n
SELECT session_id, object_id
FROM v$locked_object
WHERE object_id = (SELECT object_id FROM dba_objects WHERE object_name = 'YOUR_TABLE_NAME');<\/code><\/pre>\n\n\n\n
\u540c\u6837\uff0c\u5c06YOUR_TABLE_NAME\u66ff\u6362\u4e3a\u8981\u68c0\u67e5\u7684\u8868\u7684\u540d\u79f0\u3002\u5982\u679c\u67e5\u8be2\u8fd4\u56de\u7ed3\u679c\uff0c\u8868\u793a\u8be5\u8868\u5f53\u524d\u88ab\u9501\u5b9a\u3002<\/p>\n\n\n\n
4.\u4f7f\u7528DBMS_LOCK\u5305<\/h2>\n\n\n\n
\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528DBMS_LOCK\u5305\u6765\u67e5\u8be2\u8868\u662f\u5426\u88ab\u9501\u5b9a\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u67e5\u8be2\uff1a<\/p>\n\n\n\n
DECLARE
v_lockhandle VARCHAR2(128);
BEGIN
v_lockhandle := DBMS_LOCK.REQUEST('YOUR_TABLE_NAME', DBMS_LOCK.X_MODE, 10);
IF v_lockhandle IS NOT NULL THEN
DBMS_OUTPUT.PUT_LINE('Table is locked');
ELSE
DBMS_OUTPUT.PUT_LINE('Table is not locked');
END IF;
END;<\/code><\/pre>\n\n\n\n
\u8fd9\u6bb5PL\/SQL\u4ee3\u7801\u5c1d\u8bd5\u4ee5\u6392\u4ed6\u6a21\u5f0f\u9501\u5b9a\u8868\uff0c\u5e76\u6839\u636e\u8fd4\u56de\u7684\u9501\u53e5\u67c4\u6765\u786e\u5b9a\u8868\u662f\u5426\u88ab\u9501\u5b9a\u3002<\/p>\n\n\n\n
\u8bf7\u6ce8\u610f\uff0c\u4e3a\u4e86\u6267\u884c\u4e0a\u8ff0\u64cd\u4f5c\uff0c\u60a8\u9700\u8981\u8db3\u591f\u7684\u6570\u636e\u5e93\u6743\u9650\u548c\u8bbf\u95ee\u7cfb\u7edf\u89c6\u56fe\u7684\u6743\u9650\u3002\u5982\u679c\u8868\u88ab\u9501\u5b9a\uff0c\u60a8\u53ef\u80fd\u8fd8\u9700\u8981\u67e5\u770b\u9501\u5b9a\u7684\u4f1a\u8bdd\u548c\u76f8\u5e94\u7684\u4e8b\u52a1\u4fe1\u606f\uff0c\u4ee5\u4e86\u89e3\u662f\u54ea\u4e2a\u4f1a\u8bdd\u9501\u5b9a\u4e86\u8868\u4ee5\u53ca\u5982\u4f55\u89e3\u9501\u3002\u8fd9\u9700\u8981\u66f4\u8be6\u7ec6\u7684\u67e5\u8be2\u548c\u64cd\u4f5c\u3002<\/p>\n\n\n\n
\n
\"\"<\/figure>\n<\/figure>\n\n\n\n
\u5e38\u89c1\u95ee\u7b54\uff1a<\/strong><\/p>\n\n\n\n
    \n
  • \u95ee\uff1a\u5982\u4f55\u89e3\u9501\u88ab\u9501\u5b9a\u7684\u8868\uff1f<\/li>\n\n\n\n
  • \u7b54\uff1a\u5982\u679c\u60a8\u786e\u5b9a\u8868\u88ab\u9501\u5b9a\uff0c\u901a\u5e38\u9700\u8981\u4e86\u89e3\u54ea\u4e2a\u4f1a\u8bdd\u6216\u4e8b\u52a1\u5bfc\u81f4\u4e86\u9501\u5b9a\u3002\u7136\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u76f8\u5e94\u7684SQL\u6216PL\/SQL\u8bed\u53e5\u6765\u91ca\u653e\u9501\u3002\u89e3\u9501\u7684\u65b9\u6cd5\u53ef\u80fd\u56e0\u9501\u5b9a\u7c7b\u578b\u548c\u4f1a\u8bdd\u7279\u5b9a\u60c5\u51b5\u800c\u5f02\u3002<\/li>\n<\/ul>\n\n\n\n
      \n
    • \u95ee\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u68c0\u67e5\u8868\u662f\u5426\u88ab\u9501\u5b9a\uff1f<\/li>\n\n\n\n
    • \u7b54\uff1a\u68c0\u67e5\u8868\u662f\u5426\u88ab\u9501\u5b9a\u5bf9\u4e8e\u6570\u636e\u5e93\u7ba1\u7406\u5458\u548c\u5f00\u53d1\u4eba\u5458\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u6709\u52a9\u4e8e\u907f\u514d\u5e76\u53d1\u8bbf\u95ee\u51b2\u7a81\u548c\u6392\u67e5\u6027\u80fd\u95ee\u9898\u3002\u5982\u679c\u591a\u4e2a\u4f1a\u8bdd\u8bd5\u56fe\u540c\u65f6\u4fee\u6539\u76f8\u540c\u7684\u8868\u6570\u636e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u9501\u5b9a\uff0c\u4ece\u800c\u5f71\u54cd\u5e94\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u8fd0\u884c\u3002\u56e0\u6b64\uff0c\u68c0\u67e5\u8868\u7684\u9501\u5b9a\u72b6\u6001\u662f\u7ef4\u62a4\u6570\u636e\u5e93\u5b8c\u6574\u6027\u548c\u6027\u80fd\u7684\u5173\u952e\u4e00\u6b65\u3002<\/li>\n<\/ul>\n\n\n\n
        \n
      • \u95ee\uff1a\u5982\u4f55\u68c0\u67e5\u8868\u662f\u5426\u88ab\u9501\u5b9a\uff1f<\/li>\n\n\n\n
      • \u7b54\uff1a\u60a8\u53ef\u4ee5\u67e5\u8be2DBA_LOCK\u6216 V$LOCKED_OBJECT\u89c6\u56fe\uff0c\u6216\u4f7f\u7528DBMS_LOCK\u5305\u4e2d\u7684\u51fd\u6570\u6765\u68c0\u67e5\u8868\u662f\u5426\u88ab\u9501\u5b9a\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"oracle\u67e5\u8be2\u8868\u662f\u5426\u88ab\u9501\u7684\u6b65\u9aa4\uff1a1.\u767b\u5f55\u5230\u6570\u636e\u5e93\uff1b2.\u68c0\u67e5DBA_LOCK\u89c6\u56fe\uff1b3.\u68c0\u67e5V$LOCKED_O […]","protected":false},"author":4,"featured_media":56947,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[2742,529,123],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/56935"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=56935"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/56935\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/56947"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=56935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=56935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=56935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}