{"id":183540,"date":"2024-05-08T21:47:44","date_gmt":"2024-05-08T13:47:44","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/183540.html"},"modified":"2024-05-08T21:47:51","modified_gmt":"2024-05-08T13:47:51","slug":"php%e6%80%8e%e4%b9%88%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/183540.html","title":{"rendered":"php\u600e\u4e48\u5220\u9664\u6570\u636e"},"content":{"rendered":"

\"php\u600e\u4e48\u5220\u9664\u6570\u636e\"<\/p>\n

PHP \u4e2d\u5220\u9664\u6570\u636e\u5c5e\u4e8e\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u57fa\u672c\u8303\u7574\uff0c\u4e3b\u8981\u6d89\u53ca\u4f7f\u7528 SQL \u7684 DELETE \u8bed\u53e5\u6765\u6267\u884c\u3002\u4e3a\u4e86\u786e\u4fdd\u64cd\u4f5c\u7684\u5b89\u5168\u6027\u548c\u6709\u6548\u6027\uff0c\u5173\u952e\u6b65\u9aa4\u5305\u62ec\u8fde\u63a5\u6570\u636e\u5e93\u3001\u51c6\u5907\u5220\u9664\u8bed\u53e5\u3001\u6267\u884c\u5220\u9664\u64cd\u4f5c\u3001\u5904\u7406\u6267\u884c\u7ed3\u679c\u3001\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5<\/strong>\u3002\u8fd9\u4e9b\u6b65\u9aa4\u5171\u540c\u786e\u4fdd\u4e86\u6570\u636e\u64cd\u4f5c\u7684\u5b8c\u6574\u6027\u548c\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002<\/p>\n<\/p>\n

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    \n
  • \u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5<\/strong>\uff1a\u4f7f\u7528PDO\u6216mysqli\u521b\u5efa\u8fde\u63a5\uff0c\u9700\u8981\u6307\u5b9a\u6570\u636e\u5e93\u670d\u52a1\u5668\u5730\u5740\u3001\u6570\u636e\u5e93\u540d\u79f0\u3001\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002<\/li>\n
  • \u9009\u62e9\u6570\u636e\u5e93\u7cfb\u7edf<\/strong>\uff1a\u57fa\u4e8e\u9879\u76ee\u9700\u6c42\u548c\u73af\u5883\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u5e76\u4f7f\u7528\u5bf9\u5e94\u7684PHP\u6269\u5c55\u8fdb\u884c\u8fde\u63a5\u3002<\/li>\n<\/ul>\n

    \u4e8c\u3001\u7f16\u5199\u5220\u9664\u8bed\u53e5<\/h3>\n<\/p>\n

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      \n
    • \u6784\u9020SQL\u8bed\u53e5<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u6807\u51c6\u7684DELETE FROM\u8bed\u53e5\uff0c\u660e\u786e\u6307\u5b9a\u8981\u5220\u9664\u6570\u636e\u7684\u8868\u4ee5\u53caWHERE\u5b50\u53e5\u4e2d\u7684\u6761\u4ef6\u3002<\/li>\n
    • \u4f7f\u7528\u9884\u5904\u7406\u8bed\u53e5<\/strong>\uff1a\u901a\u8fc7PDO\u6216mysqli\u7684\u9884\u5904\u7406\u8bed\u53e5\u529f\u80fd\uff0c\u63d0\u9ad8\u5b89\u5168\u6027\u548c\u6548\u7387\u3002<\/li>\n<\/ul>\n

      \u4e09\u3001\u6267\u884c\u5220\u9664\u64cd\u4f5c<\/h3>\n<\/p>\n

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        \n
      • \u51c6\u5907\u548c\u7ed1\u5b9a<\/strong>\uff1a\u51c6\u5907\u8bed\u53e5\uff0c\u7ed1\u5b9a\u9700\u8981\u5728WHERE\u5b50\u53e5\u4e2d\u4f7f\u7528\u7684\u53c2\u6570\u3002<\/li>\n
      • \u6267\u884c\u8bed\u53e5<\/strong>\uff1a\u8c03\u7528\u6267\u884c\u51fd\u6570\uff0c\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u8bb0\u5f55\u3002<\/li>\n<\/ul>\n

        \u56db\u3001\u5904\u7406\u6267\u884c\u7ed3\u679c<\/h3>\n<\/p>\n

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          \n
        • \u68c0\u67e5\u7ed3\u679c<\/strong>\uff1a\u6839\u636e\u64cd\u4f5c\u51fd\u6570\u7684\u8fd4\u56de\u503c\u5224\u65ad\u5220\u9664\u662f\u5426\u6210\u529f\u3002<\/li>\n
        • \u9519\u8bef\u5904\u7406<\/strong>\uff1a\u5982\u679c\u64cd\u4f5c\u5931\u8d25\uff0c\u5e94\u7528\u9002\u5f53\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\uff0c\u6bd4\u5982\u8bb0\u5f55\u65e5\u5fd7\u3001\u53d1\u9001\u901a\u77e5\u7b49\u3002<\/li>\n<\/ul>\n

          \u4e94\u3001\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5<\/h3>\n<\/p>\n

          \u5728\u5b8c\u6210\u6240\u6709\u6570\u636e\u5e93\u64cd\u4f5c\u540e\uff0c\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u662f\u4e00\u4e2a\u597d\u4e60\u60ef\u3002\u867d\u7136\u5927\u591a\u6570\u73b0\u4ee3PHP\u73af\u5883\u90fd\u4f1a\u5728\u811a\u672c\u6267\u884c\u5b8c\u6bd5\u540e\u81ea\u52a8\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\uff0c\u4f46\u663e\u5f0f\u5173\u95ed\u8fde\u63a5\u53ef\u4ee5\u91ca\u653e\u8d44\u6e90\uff0c\u5c24\u5176\u662f\u5728\u6267\u884c\u591a\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u811a\u672c\u4e2d\u3002<\/p>\n<\/p>\n

            \n
          • \u5173\u95ed\u8fde\u63a5<\/strong>\uff1a\u4f7f\u7528\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61\u7684\u5173\u95ed\u65b9\u6cd5\u6216\u8005\u9500\u6bc1\u8fde\u63a5\u5bf9\u8c61\u6765\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u3002<\/li>\n
          • \u8d44\u6e90\u56de\u6536<\/strong>\uff1a\u786e\u4fdd\u6240\u6709\u76f8\u5173\u7684\u8d44\u6e90\u90fd\u88ab\u9002\u5f53\u56de\u6536\uff0c\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n

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            \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

            Q: \u6211\u4eec\u5982\u4f55\u4f7f\u7528PHP\u5220\u9664\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\uff1f<\/strong><\/p>\n

            A: \u5728PHP\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528SQL\u8bed\u53e5\u7ed3\u5408\u6570\u636e\u5e93\u8fde\u63a5\u6765\u5220\u9664\u6570\u636e\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u7f16\u5199\u9002\u5f53\u7684SQL\u5220\u9664\u8bed\u53e5\uff0c\u6307\u5b9a\u8981\u5220\u9664\u7684\u8868\u548c\u6761\u4ef6\u3002\u7136\u540e\uff0c\u4f7f\u7528DBMS\u6269\u5c55\uff08\u5982mysqli\u6216PDO\uff09\u5efa\u7acb\u4e0e\u6570\u636e\u5e93\u7684\u8fde\u63a5\uff0c\u5e76\u6267\u884c\u8be5SQL\u8bed\u53e5\u3002\u8fd9\u5c06\u5220\u9664\u6ee1\u8db3\u6761\u4ef6\u7684\u6570\u636e\u884c\u3002<\/p>\n

            Q: \u5982\u4f55\u5b89\u5168\u5730\u5220\u9664\u6570\u636e\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6570\u636e\u4e22\u5931\uff1f<\/strong><\/p>\n

            A: \u5220\u9664\u6570\u636e\u65f6\uff0c\u8bf7\u52a1\u5fc5\u5c0f\u5fc3\u8c28\u614e\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6570\u636e\u4e22\u5931\u3002\u4e00\u4e2a\u597d\u7684\u505a\u6cd5\u662f\u5728\u5220\u9664\u6570\u636e\u4e4b\u524d\u5148\u5907\u4efd\u6570\u636e\u5e93\uff0c\u4ee5\u9632\u4e07\u4e00\u9700\u8981\u8fd8\u539f\u6570\u636e\u3002\u6b64\u5916\uff0c\u8bf7\u786e\u4fdd\u60a8\u6b63\u5728\u5220\u9664\u6b63\u786e\u7684\u6570\u636e\uff0c\u6700\u597d\u901a\u8fc7\u6307\u5b9a\u5408\u9002\u7684\u6761\u4ef6\u6765\u9650\u5236\u5220\u9664\u64cd\u4f5c\u7684\u8303\u56f4\u3002\u9a8c\u8bc1\u8f93\u5165\u6570\u636e\uff0c\u4ee5\u9632\u6b62SQL\u6ce8\u5165\u653b\u51fb\uff0c\u5e76\u786e\u4fdd\u60a8\u6709\u9002\u5f53\u7684\u6743\u9650\u6765\u6267\u884c\u5220\u9664\u64cd\u4f5c\u3002<\/p>\n

            Q: \u5728PHP\u4e2d\uff0c\u6709\u54ea\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5220\u9664\u6570\u636e\u8868\u4e2d\u7684\u6570\u636e\uff1f<\/strong><\/p>\n

            A: \u5728PHP\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u6765\u5220\u9664\u6570\u636e\u8868\u4e2d\u7684\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n

              \n
            1. \u4f7f\u7528SQL DELETE\u8bed\u53e5\uff1a\u7f16\u5199\u9002\u5f53\u7684SQL DELETE\u8bed\u53e5\uff0c\u5e76\u4f7f\u7528\u6570\u636e\u5e93\u8fde\u63a5\u6267\u884c\u8be5\u8bed\u53e5\u6765\u5220\u9664\u6570\u636e\u3002<\/li>\n
            2. \u4f7f\u7528ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5de5\u5177\uff1a\u5982\u679c\u60a8\u4f7f\u7528ORM\u5e93\uff08\u5982Eloquent\u6216Doctrine\uff09\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u6a21\u578b\u7684\u5220\u9664\u65b9\u6cd5\u6765\u5220\u9664\u6570\u636e\u884c\u3002<\/li>\n
            3. \u4f7f\u7528\u6570\u636e\u5e93\u64cd\u4f5c\u5e93\uff1a\u4e00\u4e9b\u6570\u636e\u5e93\u64cd\u4f5c\u5e93\uff08\u5982mysqli\u6216PDO\uff09\u63d0\u4f9b\u4e86\u5220\u9664\u6570\u636e\u884c\u7684\u7279\u5b9a\u65b9\u6cd5\uff0c\u4f8b\u5982mysqli\u7684$stmt->delete()<\/code>\u6216PDO\u7684$pdo->exec()<\/code>\u3002\u60a8\u53ef\u4ee5\u67e5\u9605\u76f8\u5173\u6587\u6863\u4ee5\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\u3002
              \n\u65e0\u8bba\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\uff0c\u90fd\u8981\u786e\u4fdd\u60a8\u8981\u5220\u9664\u7684\u6570\u636e\u884c\u662f\u6b63\u786e\u7684\uff0c\u5e76\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\u6765\u4fdd\u969c\u6570\u636e\u7684\u5b89\u5168\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"PHP \u4e2d\u5220\u9664\u6570\u636e\u5c5e\u4e8e\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u57fa\u672c\u8303\u7574\uff0c\u4e3b\u8981\u6d89\u53ca\u4f7f\u7528 SQL \u7684 DELETE \u8bed\u53e5\u6765\u6267\u884c\u3002\u4e3a\u4e86\u786e\u4fdd\u64cd\u4f5c\u7684 […]","protected":false},"author":3,"featured_media":183553,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/183540"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=183540"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/183540\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/183553"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=183540"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=183540"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=183540"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}