{"id":200457,"date":"2025-05-06T09:02:07","date_gmt":"2025-05-06T01:02:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200457\/"},"modified":"2025-05-06T09:02:07","modified_gmt":"2025-05-06T01:02:07","slug":"mysql-5-7-%e4%b8%ad%e6%8a%a5%e9%94%99you-cant-specify-target-table-return_data-for-update-in-from-clause%ef%bc%9a%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200457\/","title":{"rendered":"MySQL 5.7 \u4e2d\u62a5\u9519\u201cYou can\\’t specify target table \\’return_data\\’ for update in FROM clause\u201d\uff1a\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"

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

MySQL 5.7 \u4e2d\u62a5\u9519\u201cYou can\\’t specify target table \\’return_data\\’ for update in FROM clause\u201d\uff1a\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u4e3b\u673a\u5b9d\u8d1d\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

<\/p>\n

FROM \u5b50\u53e5\u4e2d\u7684\u76ee\u6807\u8868\u66f4\u65b0\u65e0\u6548<\/strong><\/p>\n

\u5728 MySQL Workbench 6.3 \u4e2d\u53ef\u6267\u884c\u7684\u8bed\u53e5\uff0c\u5728 MySQL 5.7 \u4e2d\u5374\u62a5\u9519\u3002\u8be5\u62a5\u9519\u4e3a\u201cYou can’t specify target table ‘return_data’ for update in FROM clause\u201d\u3002\u5982\u4f55\u89e3\u51b3\u6b64\u95ee\u9898\uff1f<\/p>\n

\u56de\u7b54\uff1a<\/strong><\/p>\n

\u4ece\u9519\u8bef\u4fe1\u606f\u201cspecify target table ‘return_data’\u201d\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u8be5\u95ee\u9898\u5e76\u975e\u7531 MySQL \u7248\u672c\u5dee\u5f02\u5f15\u8d77\u3002<\/p>\n

\u9519\u8bef\u539f\u56e0\u662f\u5c1d\u8bd5\u5728\u540c\u4e00 SQL \u8bed\u53e5\u4e2d\u5148\u9009\u62e9\u6307\u5b9a\u8868\u7684\u90e8\u5206\u503c\uff0c\u7136\u540e\u518d\u66f4\u65b0\u8be5\u8868\u3002\u5c06\u76ee\u6807\u8868\u6307\u5b9a\u4e3a FROM \u5b50\u53e5\u4e2d\u7684 update \u5e76\u975e\u6b63\u786e\u505a\u6cd5\u3002<\/p>\n

\u4ee5\u4e0b\u94fe\u63a5\u63d0\u4f9b\u4e86\u4e00\u4e2a\u793a\u4f8b\uff0c\u5176\u4e2d\u51fa\u73b0\u4e86\u4e0e\u60a8\u7684\u95ee\u9898\u76f8\u540c\u7684\u9519\u8bef\uff1a<\/p>\n

[\u94fe\u63a5\u5230\u7c7b\u4f3c\u9519\u8bef\u7684\u793a\u4f8b]<\/p>\n

\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aMySQL 5.7 \u4e2d\u62a5\u9519\u201cYou can\\’t specify target table \\’return_data\\’ for update in FROM clause\u201d\uff1a\u5982\u4f55\u89e3\u51b3\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6570\u636e\u5e93\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n

\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"

MySQL 5.7 \u4e2d\u62a5\u9519\u201cYo...<\/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-200457","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200457","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=200457"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200457\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}