{"id":7537,"date":"2024-11-14T10:00:24","date_gmt":"2024-11-14T02:00:24","guid":{"rendered":"https:\/\/fwq.ai\/blog\/7537\/"},"modified":"2024-11-14T10:00:24","modified_gmt":"2024-11-14T02:00:24","slug":"mysql-%e4%b8%ad%e7%9a%84-sql-%e8%af%ad%e5%8f%a5%e6%98%af%e5%a6%82%e4%bd%95%e6%89%a7%e8%a1%8c%e7%9a%84%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/7537\/","title":{"rendered":"MySQL \u4e2d\u7684 SQL \u8bed\u53e5\u662f\u5982\u4f55\u6267\u884c\u7684\uff1f"},"content":{"rendered":"

\"MySQL<\/p>\n

\u4e2d sql \u8bed\u53e5\u7684\u6267\u884c\u6a21\u5f0f<\/strong><\/p>\n

mysql \u4e2d\u7684 sql \u8bed\u53e5\u662f\u5426\u6309\u987a\u5e8f\u6267\u884c\u662f\u5f00\u53d1\u4eba\u5458\u7ecf\u5e38\u5173\u5fc3\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u89e3\u91ca mysql \u4e2d sql \u8bed\u53e5\u7684\u6267\u884c\u6a21\u5f0f\u3002<\/p>\n

\u591a\u7ebf\u7a0b\u6267\u884c<\/strong><\/p>\n

\u4e0e\u8bb8\u591a\u5176\u4ed6\u6570\u636e\u5e93\u7cfb\u7edf\u4e0d\u540c\uff0cmysql \u4f7f\u7528\u591a\u7ebf\u7a0b\u6765\u6267\u884c sql \u8bed\u53e5\u3002\u8fd9\u610f\u5473\u7740\u591a\u4e2a\u8bf7\u6c42\u53ef\u4ee5\u540c\u65f6\u88ab\u5206\u914d\u7ed9\u4e0d\u540c\u7684\u7ebf\u7a0b\uff0c\u5e76\u884c\u6267\u884c\u3002\u8fd9\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u5e76\u53d1\u80fd\u529b\u3002<\/p>\n

sql \u8bed\u53e5\u7684\u987a\u5e8f\u6267\u884c<\/strong><\/p>\n

\u867d\u7136 mysql \u4f7f\u7528\u591a\u7ebf\u7a0b\u6267\u884c sql \u8bed\u53e5\uff0c\u4f46\u540c\u4e00\u8bf7\u6c42\u5185\u7684\u591a\u4e2a sql \u8bed\u53e5\u901a\u5e38\u4f1a\u6309\u7167\u51fa\u73b0\u7684\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n

SELECT * FROM table1;\nUPDATE table2 SET name='John' WHERE id=1;\nDELETE FROM table3 WHERE age>30;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5047\u8bbe\u4e0a\u8ff0 sql \u8bed\u53e5\u88ab\u4e00\u4e2a\u8bf7\u6c42\u53d1\u51fa\uff0c\u90a3\u4e48\u5b83\u4eec\u5c06\u987a\u5e8f\u6267\u884c\uff0c\u5373\u5148\u6267\u884c select \u8bed\u53e5\uff0c\u7136\u540e\u6267\u884c update \u8bed\u53e5\uff0c\u6700\u540e\u6267\u884c delete \u8bed\u53e5\u3002<\/p>\n
\u63a7\u5236\u6267\u884c\u987a\u5e8f<\/strong><\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u63a7\u5236 sql \u8bed\u53e5\u7684\u6267\u884c\u987a\u5e8f\u3002mysql \u63d0\u4f9b\u4e86\u5f02\u6b65 i\/o \u548c\u5b58\u50a8\u8fc7\u7a0b\u7b49\u673a\u5236\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002\u4f8b\u5982\uff0c\u5f02\u6b65 i\/o \u5141\u8bb8\u5728\u4e0d\u7b49\u5f85\u7ed3\u679c\u8fd4\u56de\u7684\u60c5\u51b5\u4e0b\u6267\u884c sql \u8bed\u53e5\uff0c\u4ece\u800c\u63d0\u9ad8\u6267\u884c\u6548\u7387\u3002<\/p>\n
\u914d\u7f6e\u4f18\u5316<\/strong><\/p>\n
\u4e3a\u4e86\u4f18\u5316 sql \u8bed\u53e5\u7684\u6267\u884c\uff0cmysql \u63d0\u4f9b\u4e86\u591a\u79cd\u914d\u7f6e\u53c2\u6570\uff0c\u4f8b\u5982\u7ebf\u7a0b\u6c60\u548c\u7f13\u5b58\u6c60\u3002\u9002\u5f53\u914d\u7f6e\u8fd9\u4e9b\u53c2\u6570\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u80fd\u529b\u548c\u6267\u884c\u901f\u5ea6\u3002<\/p>\n
\u7efc\u4e0a\u6240\u8ff0\uff0cmysql \u4e2d sql \u8bed\u53e5\u901a\u5e38\u662f\u591a\u7ebf\u7a0b\u6267\u884c\u7684\uff0c\u800c\u540c\u4e00\u8bf7\u6c42\u5185\u7684\u591a\u4e2a sql \u8bed\u53e5\u5219\u6309\u987a\u5e8f\u6267\u884c\u3002\u4f46\u662f\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u548c\u4f7f\u7528\u7279\u5b9a\u673a\u5236\u6765\u63a7\u5236\u6267\u884c\u987a\u5e8f\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u548c\u5e76\u53d1\u6027\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fMySQL \u4e2d\u7684 SQL \u8bed\u53e5\u662f\u5982\u4f55\u6267\u884c\u7684\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e2d sql \u8bed\u53e5\u7684\u6267\u884c\u6a21\u5f0f mysql \u4e2d\u7684 sql \u8bed\u53e5\u662f\u5426\u6309\u987a\u5e8f\u6267\u884c\u662f\u5f00\u53d1\u4eba\u5458\u7ecf\u5e38\u5173\u5fc3\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u89e3\u91ca mysql \u4e2d sql \u8bed\u53e5\u7684\u6267\u884c\u6a21\u5f0f\u3002 \u591a\u7ebf\u7a0b\u6267\u884c \u4e0e\u8bb8\u591a\u5176\u4ed6\u6570\u636e\u5e93\u7cfb\u7edf\u4e0d\u540c\uff0cmysql \u4f7f\u7528\u591a\u7ebf\u7a0b\u6765\u6267\u884c sql \u8bed\u53e5\u3002\u8fd9\u610f\u5473\u7740\u591a\u4e2a\u8bf7\u6c42\u53ef\u4ee5\u540c\u65f6\u88ab\u5206\u914d\u7ed9\u4e0d\u540c\u7684\u7ebf\u7a0b\uff0c\u5e76\u884c\u6267\u884c\u3002\u8fd9\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u5e76\u53d1\u80fd\u529b\u3002 sql \u8bed\u53e5\u7684\u987a\u5e8f\u6267\u884c \u867d\u7136 mysql \u4f7f\u7528\u591a\u7ebf\u7a0b\u6267\u884c sql \u8bed\u53e5\uff0c\u4f46\u540c\u4e00\u8bf7\u6c42\u5185\u7684\u591a\u4e2a sql \u8bed\u53e5\u901a\u5e38\u4f1a\u6309\u7167\u51fa\u73b0\u7684\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\u3002\u4f8b\u5982\uff1a SELECT * FROM table1; UPDATE table2 SET name=’John’ WHERE id=1; DELETE FROM table3 WHERE age>30; \u767b\u5f55\u540e\u590d\u5236 \u5047\u8bbe\u4e0a\u8ff0 sql \u8bed\u53e5\u88ab\u4e00\u4e2a\u8bf7\u6c42\u53d1\u51fa\uff0c\u90a3\u4e48\u5b83\u4eec\u5c06\u987a\u5e8f\u6267\u884c\uff0c\u5373\u5148\u6267\u884c select \u8bed\u53e5\uff0c\u7136\u540e\u6267\u884c update \u8bed\u53e5\uff0c\u6700\u540e\u6267\u884c delete \u8bed\u53e5\u3002 \u63a7\u5236\u6267\u884c\u987a\u5e8f \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u63a7\u5236 sql \u8bed\u53e5\u7684\u6267\u884c\u987a\u5e8f\u3002mysql \u63d0\u4f9b\u4e86\u5f02\u6b65 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-7537","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=7537"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/7537\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=7537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=7537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=7537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}