{"id":23899,"date":"2024-11-21T12:19:24","date_gmt":"2024-11-21T04:19:24","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23899\/"},"modified":"2024-11-21T12:19:24","modified_gmt":"2024-11-21T04:19:24","slug":"yii%e6%a1%86%e6%9e%b6%e4%b8%ad%e7%9a%84activerecord%ef%bc%9a%e6%9b%b4%e7%ae%80%e5%8d%95%e5%9c%b0%e4%bd%bf%e7%94%a8%e6%95%b0%e6%8d%ae%e5%ba%93","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23899\/","title":{"rendered":"Yii\u6846\u67b6\u4e2d\u7684ActiveRecord\uff1a\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93"},"content":{"rendered":"

yii\u6846\u67b6\u4e2d\u7684activerecord\uff1a\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93<\/p>\n

Yii\u6846\u67b6\u662f\u4e00\u6b3e\u4f18\u79c0\u7684PHP\u5f00\u53d1\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5de5\u5177\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662fActiveRecord\u6a21\u5f0f\u3002ActiveRecord\u662f\u4e00\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5c06\u6570\u636e\u8868\u7684\u8bb0\u5f55\u6620\u5c04\u6210\u4e3a\u4e00\u4e2aPHP\u5bf9\u8c61\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u8868\u3002\u672c\u6587\u5c06\u4ecb\u7ecdYii\u6846\u67b6\u4e2d\u7684ActiveRecord\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93\u3002<\/p>\n

    \n
  1. \u5b9a\u4e49ActiveRecord<\/li>\n<\/ol>\n

    \u9996\u5148\uff0c\u9700\u8981\u5728Yii\u6846\u67b6\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u7ee7\u627f\u81eayiidbActiveRecord\u7684\u7c7b\uff0c\u7528\u4e8e\u64cd\u4f5c\u4e00\u4e2a\u6570\u636e\u5e93\u8868\u3002\u6bd4\u5982\uff0c\u5982\u679c\u8981\u64cd\u4f5c\u4e00\u4e2a\u540d\u4e3a\u201cuser\u201d\u7684\u8868\uff0c\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3aUser\u7684\u7c7b\uff1a<\/p>\n

    <?php namespace appmodels;\n\nuse yiidbActiveRecord;\n\nclass User extends ActiveRecord\n{\n    \/\/ ...\n}<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \n
    1. \u8fde\u63a5\u6570\u636e\u5e93<\/li>\n<\/ol>\n
      \u5728\u5b9a\u4e49\u5b8cActiveRecord\u7c7b\u4e4b\u540e\uff0c\u9700\u8981\u5728Yii\u6846\u67b6\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5728Yii\u6846\u67b6\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a\u6570\u636e\u5e93\u8fde\u63a5\u53c2\u6570\u5373\u53ef\uff1a<\/p>\n
      return [\n    \/\/ ...\n    'components' =&gt; [\n        \/\/ ...\n        'db' =&gt; [\n            'class' =&gt; 'yiidbConnection',\n            'dsn' =&gt; 'mysql:host=localhost;dbname=mydatabase',\n            'username' =&gt; 'root',\n            'password' =&gt; '123456',\n        ],\n    ],\n];<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u5728\u8fde\u63a5\u6570\u636e\u5e93\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7User\u7c7b\u6765\u64cd\u4f5c\u201cuser\u201d\u8868\u4e2d\u7684\u8bb0\u5f55\u3002\u6bd4\u5982\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7528\u6237\uff1a<\/p>\n
      $user = new User();\n$user-&gt;username = 'john';\n$user-&gt;password = '123456';\n$user-&gt;save();<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \n
      1. \u67e5\u8be2\u6570\u636e<\/li>\n<\/ol>\n
        \u901a\u8fc7Yii\u6846\u67b6\u7684ActiveRecord\uff0c\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u5730\u67e5\u8be2\u6570\u636e\u5e93\u3002\u6bd4\u5982\uff0c\u67e5\u627e\u4e00\u4e2a\u540d\u4e3a\u201cjohn\u201d\u7684\u7528\u6237\uff1a<\/p>\n
        $user = User::findOne(['username' =&gt; 'john']);\necho $user-&gt;username;<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u6b64\u5904\u7684findOne\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2aUser\u5bf9\u8c61\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bf9\u8c61\u7684\u5c5e\u6027\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u3002<\/p>\n
        \u53e6\u5916\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528ActiveQuery\u6765\u67e5\u8be2\u6570\u636e\u5e93\u3002ActiveQuery\u662f\u7528\u4e8e\u6784\u5efa\u67e5\u8be2\u8bed\u53e5\u7684\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528\u7684\u65b9\u5f0f\u6765\u6784\u5efa\u6761\u4ef6\u548c\u6392\u5e8f\u7b49\u5185\u5bb9\u3002\u6bd4\u5982\uff0c\u67e5\u627e\u6240\u6709\u7528\u6237\u540d\u4ee5\u201cj\u201d\u5f00\u5934\u7684\u7528\u6237\uff1a<\/p>\n
        $users = User::find()-&gt;where(['like', 'username', 'j'])-&gt;all();\nforeach ($users as $user) {\n    echo $user-&gt;username;\n}<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u8fd9\u91cc\u7684find\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2aActiveQuery\u5bf9\u8c61\uff0c\u53ef\u4ee5\u901a\u8fc7where\u65b9\u6cd5\u6765\u6dfb\u52a0\u67e5\u8be2\u6761\u4ef6\u3002all\u65b9\u6cd5\u4f1a\u6267\u884c\u67e5\u8be2\u5e76\u8fd4\u56de\u7ed3\u679c\u96c6\u3002<\/p>\n
          \n
        1. \u66f4\u65b0\u6570\u636e<\/li>\n<\/ol>\n
          \u66f4\u65b0\u8bb0\u5f55\u4e5f\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u901a\u8fc7ActiveRecord\u5bf9\u8c61\u7684\u5c5e\u6027\u6765\u4fee\u6539\u6570\u636e\u5e76\u4fdd\u5b58\u5373\u53ef\u3002\u6bd4\u5982\uff0c\u5c06\u7528\u6237\u540d\u4e3a\u201cjohn\u201d\u7684\u7528\u6237\u7684\u5bc6\u7801\u4fee\u6539\u4e3a\u201c654321\u201d\uff1a<\/p>\n
          $user = User::findOne(['username' =&gt; 'john']);\n$user-&gt;password = '654321';\n$user-&gt;save();<\/pre>\n
            \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
            \n
          1. \u5220\u9664\u6570\u636e<\/li>\n<\/ol>\n
            \u548c\u66f4\u65b0\u6570\u636e\u4e00\u6837\uff0c\u5220\u9664\u6570\u636e\u4e5f\u975e\u5e38\u7b80\u5355\u3002\u53ea\u9700\u8981\u4f7f\u7528delete\u65b9\u6cd5\u5373\u53ef\u5220\u9664\u4e00\u4e2a\u6570\u636e\u5e93\u8bb0\u5f55\uff1a<\/p>\n
            $user = User::findOne(['username' =&gt; 'john']);\n$user-&gt;delete();<\/pre>\n
              \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
              \n
            1. \u603b\u7ed3<\/li>\n<\/ol>\n
              \u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86Yii\u6846\u67b6\u4e2d\u7684ActiveRecord\u6a21\u5f0f\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93\u3002\u4f7f\u7528Yii\u6846\u67b6\u7684ActiveRecord\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u5c06\u6570\u636e\u5e93\u8bb0\u5f55\u6620\u5c04\u6210\u4e3a\u4e00\u4e2a\u5bf9\u8c61\uff0c\u901a\u8fc7\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u5e93\uff0c\u4ece\u800c\u4f7f\u5f97\u5f00\u53d1\u66f4\u52a0\u65b9\u4fbf\u548c\u9ad8\u6548\u3002\u5728\u4f7f\u7528Yii\u6846\u67b6\u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u5efa\u8bae\u4f7f\u7528ActiveRecord\u6765\u8fdb\u884c\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n
              \u4ee5\u4e0a\u5c31\u662fYii\u6846\u67b6\u4e2d\u7684ActiveRecord\uff1a\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
              yii\u6846\u67b6\u4e2d\u7684activerecord\uff1a\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93 Yii\u6846\u67b6\u662f\u4e00\u6b3e\u4f18\u79c0\u7684PHP\u5f00\u53d1\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5de5\u5177\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662fActiveRecord\u6a21\u5f0f\u3002ActiveRecord\u662f\u4e00\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5c06\u6570\u636e\u8868\u7684\u8bb0\u5f55\u6620\u5c04\u6210\u4e3a\u4e00\u4e2aPHP\u5bf9\u8c61\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u8868\u3002\u672c\u6587\u5c06\u4ecb\u7ecdYii\u6846\u67b6\u4e2d\u7684ActiveRecord\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u7b80\u5355\u5730\u4f7f\u7528\u6570\u636e\u5e93\u3002 \u5b9a\u4e49ActiveRecord \u9996\u5148\uff0c\u9700\u8981\u5728Yii\u6846\u67b6\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u7ee7\u627f\u81eayiidbActiveRecord\u7684\u7c7b\uff0c\u7528\u4e8e\u64cd\u4f5c\u4e00\u4e2a\u6570\u636e\u5e93\u8868\u3002\u6bd4\u5982\uff0c\u5982\u679c\u8981\u64cd\u4f5c\u4e00\u4e2a\u540d\u4e3a\u201cuser\u201d\u7684\u8868\uff0c\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3aUser\u7684\u7c7b\uff1a <?php namespace appmodels; use yiidbActiveRecord; class User extends ActiveRecord { \/\/ … } \u767b\u5f55\u540e\u590d\u5236 \u8fde\u63a5\u6570\u636e\u5e93 \u5728\u5b9a\u4e49\u5b8cActiveRecord\u7c7b\u4e4b\u540e\uff0c\u9700\u8981\u5728Yii\u6846\u67b6\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5728Yii\u6846\u67b6\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a\u6570\u636e\u5e93\u8fde\u63a5\u53c2\u6570\u5373\u53ef\uff1a return [ \/\/ … ‘components’ =&gt; [ \/\/ … ‘db’ =&gt; [ ‘class’ =&gt; ‘yiidbConnection’, ‘dsn’ =&gt; ‘mysql:host=localhost;dbname=mydatabase’, ‘username’ =&gt; ‘root’, ‘password’ =&gt; ‘123456’, ], ], ]; \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fde\u63a5\u6570\u636e\u5e93\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7User\u7c7b\u6765\u64cd\u4f5c\u201cuser\u201d\u8868\u4e2d\u7684\u8bb0\u5f55\u3002\u6bd4\u5982\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7528\u6237\uff1a $user = new User(); $user-&gt;username = […]<\/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-23899","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23899","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=23899"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23899\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}