{"id":71,"date":"2019-06-03T14:05:44","date_gmt":"2019-06-03T06:05:44","guid":{"rendered":"http:\/\/qssjx.com\/?p=71"},"modified":"2019-06-03T14:05:44","modified_gmt":"2019-06-03T06:05:44","slug":"mysql%e8%b7%a8%e5%ba%93%e6%9f%a5%e8%af%a2","status":"publish","type":"post","link":"https:\/\/qssjx.com\/?p=71","title":{"rendered":"mysql\u8de8\u5e93\u67e5\u8be2"},"content":{"rendered":"\n\t\t\t\t\n

\u4e00\u3001\u540c\u4e00\u4e2aMySQL\u5b9e\u4f8b\u4e0b\u7684\u8de8\u5e93<\/strong>
SELECT * FROM account_data.`account` a JOIN member_data.`login_log` b ON a.`account_id`=b.`user_id`;
\u4e8c\u3001\u4e0d\u540cMySQL\u5b9e\u4f8b\u4e0b\u7684\u8de8\u5e93
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\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60f3\u6267\u884c\u201cselect A.id,B.id from A left join B on ~~~;\u201c\u90a3\u662f\u4e0d\u53ef\u80fd\u7684\uff0c\u4f46\u4e1a\u52a1\u9700\u6c42\u4e0d\u53ef\u53d8\uff0c\u6570\u636e\u5e93\u8bbe\u8ba1\u4e0d\u53ef\u53d8\uff0c\u8fd9\u5c31\u86cb\u75bc\u4e86\u3002\u3002<\/p>\n\n\n\n

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\u5efa\u8868\u8bed\u53e5\u793a\u4f8b\uff1aCREATE TABLE `table_name`(……) ENGINE =FEDERATED CONNECTION=’mysql:\/\/[username]:[password]@[location]:[port]\/[db-name]\/[table-name]’<\/p>\n\n\n\n

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2.\u8fdc\u7a0b\u6570\u636e\u5e93\u76ee\u524d\u4ec5\u9650MySQL<\/p>\n\n\n\n

3.\u4e0d\u652f\u6301\u4e8b\u52a1<\/p>\n\n\n\n

4.\u4e0d\u652f\u6301\u8868\u7ed3\u6784\u4fee\u6539<\/p>\n\n\n\n

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4\u3001[^ ] \uff1a\u8868\u793a\u4e0d\u5728\u62ec\u53f7\u6240\u5217\u4e4b\u5185\u7684\u5355\u4e2a\u5b57\u7b26\u3002\u5176\u53d6\u503c\u548c [] \u76f8\u540c\uff0c\u4f46\u5b83\u8981\u6c42\u6240\u5339\u914d\u5bf9\u8c61\u4e3a\u6307\u5b9a\u5b57\u7b26\u4ee5\u5916\u7684\u4efb\u4e00\u4e2a\u5b57\u7b26\u3002<\/p>\n\n\n\n

5\uff0c\u67e5\u8be2\u5185\u5bb9\u5305\u542b\u901a\u914d\u7b26<\/a>\u65f6<\/p>\n\n\n\n

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\u5728\u4e0d\u540c\u7684\u6570\u636e\u5e93\u4e2d\uff0c\u6a21\u7cca\u641c\u7d22\u7684\u8bed\u53e5\u4f1a\u6709\u4e0d\u540c\uff0c\u53ef\u5728\u7cfb\u7edf\u5e2e\u52a9\u6587\u6863\u4e2d\u4e86\u89e3\u3002<\/p>\n\t\t","protected":false},"excerpt":{"rendered":"

\u4e00\u3001\u540c\u4e00\u4e2aMySQL\u5b9e\u4f8b\u4e0b\u7684\u8de8\u5e93SELECT * FROM account_data.`account` a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts\/71"}],"collection":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=71"}],"version-history":[{"count":0,"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts\/71\/revisions"}],"wp:attachment":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=71"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=71"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=71"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}