{"id":8409,"date":"2022-11-11T14:58:47","date_gmt":"2022-11-11T06:58:47","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=8409"},"modified":"2022-11-11T14:58:47","modified_gmt":"2022-11-11T06:58:47","slug":"%e5%9b%a0%e4%b8%ba%e6%9f%a5%e8%af%a2%e6%b2%a1%e6%9c%89%e5%91%bd%e4%b8%ad%e7%b4%a2%e5%bc%95%ef%bc%8c%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9b%b4%e6%8e%a5%e8%a2%ab%e6%9f%a5%e5%b4%a9%e4%ba%86","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2022\/11\/11\/8409\/","title":{"rendered":"\u56e0\u4e3a\u67e5\u8be2\u6ca1\u6709\u547d\u4e2d\u7d22\u5f15\uff0c\u6570\u636e\u5e93\u76f4\u63a5\u88ab\u67e5\u5d29\u4e86"},"content":{"rendered":"

\"\"<\/p>\n

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\u7d22\u5f15\u5931\u6548<\/h4>\n

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SELECT * FROM\u00a0user\u200b\u00a0WHERE\u00a0name\u00a0LIKE ‘%\u6781\u5ba2\u6280\u672f’;<\/p>\n

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SELECT * FROM\u00a0user\u00a0WHERE height= 10;<\/p>\n

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SELECT * FROM\u00a0user\u00a0WHERE DATE(create_time) = ‘2020-09-03’;<\/p>\n

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SELECT * FROM\u00a0user\u00a0WHERE address IS NULL\u4e0d\u8d70\u7d22\u5f15\u3002<\/p>\n

SELECT * FROM\u00a0user\u00a0WHERE address IS NOT NULL;\u8d70\u7d22\u5f15\u3002<\/p>\n

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SELECT * FROM\u00a0user\u00a0WHERE age – 1 = 20;<\/p>\n

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<\/div>\n

<\/g><\/svg><\/i> \"Loading\"<\/p>\n

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\u5927\u5bb6\u90fd\u77e5\u9053\uff0c\u6570\u636e\u5e93\u4e2d\u4f7f\u7528\u7d22\u5f15\uff0c\u8fdb\u884c\u68c0\u7d22\u6570\u636e\u7684\u8bdd\uff0c\u90a3\u4e48\u5c31\u4f1a\u5927\u5e45\u5ea6\u7684\u63d0\u5347\u4f60\u7684\u67e5\u8be2\u6548\u7387\uff0c\u539f\u672c\u53ef\u80fd\u9700\u8981\u4e09\u79d2\u751a\u81f3\u56db\u79d2\u5de6\u53f3 […]<\/p>\n

<\/div>\n

<\/g><\/svg><\/i> \"Loading\"<\/p>\n

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