{"id":15563,"date":"2023-12-04T20:54:14","date_gmt":"2023-12-04T12:54:14","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=15563"},"modified":"2023-12-04T20:54:59","modified_gmt":"2023-12-04T12:54:59","slug":"oracle-zhong-dmlddldcl-de-shi-yong-you-na-xie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/oracle-zhong-dmlddldcl-de-shi-yong-you-na-xie\/","title":{"rendered":"Oracle \u4e2d dml\u3001ddl\u3001dcl \u7684\u4f7f\u7528\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"

\u5728 Oracle \u4e2d\uff0cDML\uff08Data Manipulation Language\uff09\u3001DDL\uff08Data Definition Language\uff09\u548cDCL\uff08Data Control Language\uff09\u662f\u7528\u4e8e\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u4e0d\u540c\u7c7b\u578b\u8bed\u8a00\uff0c\u5b83\u4eec\u5404\u81ea\u6709\u4e0d\u540c\u7684\u4f5c\u7528\u548c\u4f7f\u7528\u65b9\u5f0f\uff1a<\/p>\n

    \n
  1. DML\uff08Data Manipulation Language\uff09<\/strong>\uff1a\n
      \n
    • INSERT<\/strong>\uff1a\u7528\u4e8e\u5411\u6570\u636e\u5e93\u8868\u4e2d\u63d2\u5165\u65b0\u7684\u884c\u3002<\/li>\n
    • UPDATE<\/strong>\uff1a\u7528\u4e8e\u66f4\u65b0\u6570\u636e\u5e93\u8868\u4e2d\u5df2\u6709\u884c\u7684\u6570\u636e\u3002<\/li>\n
    • DELETE<\/strong>\uff1a\u7528\u4e8e\u4ece\u6570\u636e\u5e93\u8868\u4e2d\u5220\u9664\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

      \u8fd9\u4e9b\u8bed\u53e5\u7528\u4e8e\u5bf9\u6570\u636e\u8fdb\u884c\u64cd\u4f5c\u548c\u7ef4\u62a4\uff0c\u7528\u4e8e\u589e\u52a0\u3001\u66f4\u65b0\u6216\u5220\u9664\u8868\u4e2d\u7684\u6570\u636e\u3002<\/p>\n

        \n
      1. DDL\uff08Data Definition Language\uff09<\/strong>\uff1a\n
          \n
        • CREATE<\/strong>\uff1a\u7528\u4e8e\u521b\u5efa\u6570\u636e\u5e93\u5bf9\u8c61\uff0c\u6bd4\u5982\u8868\u3001\u7d22\u5f15\u3001\u89c6\u56fe\u3001\u5b58\u50a8\u8fc7\u7a0b\u7b49\u3002<\/li>\n
        • ALTER<\/strong>\uff1a\u7528\u4e8e\u4fee\u6539\u6570\u636e\u5e93\u5bf9\u8c61\u7684\u7ed3\u6784\uff0c\u6bd4\u5982\u4fee\u6539\u8868\u7ed3\u6784\u3001\u6dfb\u52a0\u5217\u3001\u5220\u9664\u5217\u7b49\u3002<\/li>\n
        • DROP<\/strong>\uff1a\u7528\u4e8e\u5220\u9664\u6570\u636e\u5e93\u5bf9\u8c61\uff0c\u6bd4\u5982\u5220\u9664\u8868\u3001\u7d22\u5f15\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

          DDL \u8bed\u53e5\u7528\u4e8e\u5b9a\u4e49\u6570\u636e\u5e93\u7684\u7ed3\u6784\u548c\u7ec4\u7ec7\uff0c\u5305\u62ec\u521b\u5efa\u3001\u4fee\u6539\u548c\u5220\u9664\u6570\u636e\u5e93\u5bf9\u8c61\u3002<\/p>\n

            \n
          1. DCL\uff08Data Control Language\uff09<\/strong>\uff1a\n
              \n
            • GRANT<\/strong>\uff1a\u7528\u4e8e\u6388\u4e88\u7528\u6237\u8bbf\u95ee\u6743\u9650\uff0c\u6bd4\u5982\u8d4b\u4e88\u7528\u6237\u5bf9\u8868\u3001\u89c6\u56fe\u6216\u8005\u5176\u4ed6\u6570\u636e\u5e93\u5bf9\u8c61\u7684 SELECT\u3001INSERT\u3001UPDATE\u3001DELETE \u7b49\u6743\u9650\u3002<\/li>\n
            • REVOKE<\/strong>\uff1a\u7528\u4e8e\u6536\u56de\u5148\u524d\u6388\u4e88\u7684\u7528\u6237\u6743\u9650\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

              DCL \u8bed\u53e5\u7528\u4e8e\u63a7\u5236\u6570\u636e\u5e93\u5bf9\u8c61\u7684\u8bbf\u95ee\u6743\u9650\u548c\u5b89\u5168\u6027\uff0c\u6388\u6743\u548c\u6536\u56de\u7528\u6237\u5bf9\u6570\u636e\u5e93\u5bf9\u8c61\u7684\u6743\u9650\u3002<\/p>\n

              \u5728\u4f7f\u7528 Oracle \u6570\u636e\u5e93\u65f6\uff0c\u8fd9\u4e9b\u8bed\u8a00\u88ab\u7528\u4e8e\u7ba1\u7406\u6570\u636e\u3001\u5b9a\u4e49\u6570\u636e\u5e93\u7ed3\u6784\u548c\u63a7\u5236\u6570\u636e\u8bbf\u95ee\u6743\u9650\u3002\u5408\u7406\u5730\u4f7f\u7528 DML\u3001DDL \u548c DCL \u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u5e93\u7684\u5b89\u5168\u6027\u3001\u5b8c\u6574\u6027\uff0c\u5e76\u4e14\u5bf9\u6570\u636e\u8fdb\u884c\u6709\u6548\u7684\u64cd\u4f5c\u548c\u7ba1\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              \u5728 Oracle \u4e2d\uff0cDML\uff08Data Manipulation Language\uff09\u3001DDL\uff08Data Def […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-15563","post","type-post","status-publish","format-standard","hentry","category-oracel"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15563","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=15563"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15563\/revisions"}],"predecessor-version":[{"id":15564,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15563\/revisions\/15564"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=15563"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=15563"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=15563"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}