{"id":200098,"date":"2025-05-06T09:50:13","date_gmt":"2025-05-06T01:50:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200098\/"},"modified":"2025-05-06T09:50:13","modified_gmt":"2025-05-06T01:50:13","slug":"%e8%a7%a3%e9%87%8amysql%e7%9a%84proc%e8%a1%a8%e7%9a%84%e5%90%ab%e4%b9%89%e5%92%8c%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200098\/","title":{"rendered":"\u89e3\u91caMySQL\u7684proc\u8868\u7684\u542b\u4e49\u548c\u529f\u80fd"},"content":{"rendered":"

<\/b> <\/p>\n

\u89e3\u91caMySQL\u7684proc\u8868\u7684\u542b\u4e49\u548c\u529f\u80fd<\/h1>\n

MySQL \u4e2d\u7684 proc \u8868\u662f\u4e00\u4e2a\u7cfb\u7edf\u8868\uff0c\u5b58\u50a8\u7740\u6709\u5173\u5b58\u50a8\u8fc7\u7a0b\u7684\u4fe1\u606f\u3002\u5b58\u50a8\u8fc7\u7a0b\u662f\u9884\u5b9a\u4e49\u7684 SQL \u8bed\u53e5\u96c6\u5408\uff0c\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u591a\u6b21\u8c03\u7528\u6267\u884c\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002proc \u8868\u5305\u542b\u6240\u6709\u5b58\u50a8\u8fc7\u7a0b\u7684\u5143\u6570\u636e\uff0c\u4f8b\u5982\u540d\u79f0\u3001\u53c2\u6570\u548c\u5b9a\u4e49\u7684 SQL \u8bed\u53e5\u3002\u901a\u8fc7 proc \u8868\uff0c\u7528\u6237\u53ef\u4ee5\u67e5\u770b\u548c\u7ba1\u7406\u6570\u636e\u5e93\u4e2d\u7684\u5b58\u50a8\u8fc7\u7a0b\uff0c\u4ee5\u66f4\u597d\u5730\u5229\u7528\u8fd9\u4e00\u7279\u6027\u3002<\/p>\n

MySQL\u4e2d\u7684proc<\/code>\u8868\u662f\u7cfb\u7edf\u8868\u4e4b\u4e00\uff0c\u7528\u4e8e\u5b58\u50a8\u5b58\u50a8\u8fc7\u7a0b\uff08stored procedure\uff09\u7684\u76f8\u5173\u4fe1\u606f\u3002\u5b58\u50a8\u8fc7\u7a0b\u662f\u4e00\u7ec4\u9884\u5b9a\u4e49\u7684SQL\u8bed\u53e5\u96c6\u5408\uff0c\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u88ab\u591a\u6b21\u8c03\u7528\u6267\u884c\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002proc<\/code>\u8868\u4e2d\u5305\u542b\u4e86\u6570\u636e\u5e93\u4e2d\u6240\u6709\u5b58\u50a8\u8fc7\u7a0b\u7684\u5143\u6570\u636e\uff0c\u5982\u5b58\u50a8\u8fc7\u7a0b\u7684\u540d\u79f0\u3001\u53c2\u6570\u4fe1\u606f\u3001\u5b9a\u4e49\u7684SQL\u8bed\u53e5\u7b49\u3002\u901a\u8fc7proc<\/code>\u8868\uff0c\u7528\u6237\u53ef\u4ee5\u67e5\u770b\u548c\u7ba1\u7406\u6570\u636e\u5e93\u4e2d\u7684\u5b58\u50a8\u8fc7\u7a0b\uff0c\u4ece\u800c\u66f4\u597d\u5730\u5229\u7528\u8fd9\u4e00\u6570\u636e\u5e93\u7279\u6027\u3002<\/p>\n

\u5728MySQL\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8bed\u53e5\u67e5\u8be2proc<\/code>\u8868\u7684\u7ed3\u6784\u548c\u5185\u5bb9\uff1a<\/p>\n

SHOW COLUMNS FROM mysql.proc; <\/pre>\n
\u8be5\u8bed\u53e5\u5c06\u663e\u793aproc<\/code>\u8868\u7684\u5217\u4fe1\u606f\u3002<\/p>\n
\u4e0b\u9762\u6f14\u793a\u4e00\u4e2a\u793a\u4f8b\uff0c\u901a\u8fc7\u67e5\u8be2proc<\/code>\u8868\u53ef\u4ee5\u83b7\u53d6\u5b58\u50a8\u8fc7\u7a0b\u7684\u540d\u79f0\u3001\u5b9a\u4e49\u8bed\u53e5\u548c\u53c2\u6570\u7b49\u4fe1\u606f\u3002<\/p>\n
SELECT db, name, type, body FROM mysql.proc WHERE db = 'my_database';<\/pre>\n
\u4e0a\u9762\u7684\u67e5\u8be2\u8bed\u53e5\u5c06\u663e\u793a\u6570\u636e\u5e93my_database<\/code>\u4e2d\u6240\u6709\u5b58\u50a8\u8fc7\u7a0b\u7684\u540d\u79f0\u3001\u7c7b\u578b\u3001\u5b9a\u4e49\u8bed\u53e5\u7b49\u4fe1\u606f\u3002<\/p>\n
\u901a\u8fc7\u4e86\u89e3\u548c\u67e5\u8be2proc<\/code>\u8868\uff0c\u7528\u6237\u53ef\u4ee5\u66f4\u6df1\u5165\u5730\u7406\u89e3\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u8fc7\u7a0b\u7684\u5177\u4f53\u5b9e\u73b0\u7ec6\u8282\uff0c\u8fdb\u800c\u66f4\u597d\u5730\u5229\u7528\u8fd9\u4e00\u529f\u80fd\u8fdb\u884c\u5f00\u53d1\u548c\u7ef4\u62a4\u5de5\u4f5c\u3002<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300a\u89e3\u91caMySQL\u7684proc\u8868\u7684\u542b\u4e49\u548c\u529f\u80fd\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n
\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u89e3\u91caMySQL\u7684proc\u8868\u7684\u542b\u4e49...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200098","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200098","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200098"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200098\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}