{"id":315519,"date":"2023-12-17T12:33:28","date_gmt":"2023-12-17T04:33:28","guid":{"rendered":"https:\/\/www.idc.net\/help\/315519\/"},"modified":"2023-12-17T12:33:28","modified_gmt":"2023-12-17T04:33:28","slug":"oracle-%e5%88%86%e9%a1%b5%e5%92%8c%e6%8e%92%e5%ba%8f%e5%8a%9f%e8%83%bd%e5%9c%a8%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%ad%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/315519\/","title":{"rendered":"Oracle \u5206\u9875\u548c\u6392\u5e8f\u529f\u80fd\u5728\u6570\u636e\u5e93\u4e2d\u5982\u4f55\u5b9e\u73b0\uff1f"},"content":{"rendered":"

\u4f60\u77e5\u9053\u5728Oracle\u6570\u636e\u5e93\u4e2d\u5982\u4f55\u6b63\u786e\u7684\u5b9e\u73b0Oracle \u5206\u9875\u4e0e\u6392\u5e8f\u529f\u80fd\u7684\u5177\u4f53\u67e5\u8be2\u8bed\u53e5\u5417\uff1f\u5b9e\u73b0\u624b\u6cd5\u4e0a\u5176\u548cMS SQL Server\u4f1a\u6709\u6240\u4e0d\u540c\uff0c\u4e3b\u8981\u539f\u56e0\u662f\u56e0\u4e3a\u4e24\u79cdOracle\u6570\u636e\u5e93\u4e2d\u5bf9\u4e8e\u7ed3\u679c\u884c\u53f7\u7684\u5904\u7406\u5f02\u540c\u9020\u6210\u7684\u3002<\/p>\n

\u5728MS SQL Server\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528top\u548cROW_NUMBER()\u65b9\u6cd5\u7684\u7ed3\u5408\u6765\u5b9e\u73b0\uff0c\u4e00\u822c\u5199\u6cd5\u6bd4\u8f83\u7b80\u5355\uff0c\u800cOracle\u5219\u6709\u5f88\u5927\u7684\u4e0d\u540c\u3002<\/p>\n

\u53ea\u80fd\u901a\u8fc7ROWNUM\u6765\u5b9e\u73b0\uff0c\u6211\u4eec\u8fd9\u91cc\u4e3b\u8981\u8bf4\u660e\u4e00\u4e0b\uff0c\u5982\u4f55\u4f7f\u7528ROWNUM\u6765\u5b9e\u73b0\u4e00\u4e9b\u5e38\u7528\u7684Oracle \u5206\u9875\u548c\u6392\u5e8f\u67e5\u8be2\uff0c\u6709\u5173ROWNUM\u7684\u6982\u5ff5\uff0c\u968f\u4fbf\u641c\u4e00\u4e0b\uff0c\u6709\u5f88\u591a\u8be6\u7ec6\u7684\u89e3\u91ca\u90fd\u5f88\u6e05\u6670\uff0c\u5c31\u4e0d\u8d58\u8ff0\u4e86\u3002<\/p>\n

1. \u67e5\u8be2\u524d10\u6761\u8bb0\u5f55<\/p>\n

 <\/p>\n

\n \n \n 
    \n  \n  \n  
  1. SELECT * FROM TestTable WHERE ROWNUM <\/span><<\/span>= 10 <\/span><\/span><\/li>\n \n \n <\/ol><\/pre>\n
    2. \u67e5\u8be2\u7b2c11\u5230\u7b2c20\u6761\u8bb0\u5f55<\/p>\n
     <\/p>\n
    \n \n \n 
      \n  \n  \n  
    1. SELECT * FROM (SELECT TestTable.*, 
      ROWNUM ro FROM TestTable WHERE ROWNUM <\/span><<\/span>=20) WHERE ro <\/span>><\/span> 10 <\/span><\/span><\/li>\n \n \n <\/ol><\/pre>\n
      3. Oracle \u5206\u9875\u548c\u6392\u5e8f\uff1a\u6309\u7167name\u5b57\u6bb5\u5347\u5e8f\u6392\u5217\u540e\u7684\u524d10\u6761\u8bb0\u5f55<\/p>\n
       <\/p>\n
      \n \n \n 
        \n  \n  \n  
      1. SELECT * FROM (SELECT * FROM TestTable ORDERY BY name ASC) WHERE ROWNUM <\/span><<\/span>= 10 <\/span><\/span><\/li>\n \n \n <\/ol><\/pre>\n
        4. \u6309\u7167name\u5b57\u6bb5\u5347\u5e8f\u6392\u5217\u540e\u7684\u7b2c11\u5230\u7b2c20\u6761\u8bb0\u5f55<\/p>\n
         <\/p>\n
        \n \n \n 
          \n  \n  \n  
        1. SELECT * FROM (SELECT tt.*, ROWNUM ro FROM 
          (SELECT * FROM TestTable ORDER BY name ASC) tt WHERE ROWNUM <\/span><<\/span>=20) WHERE ro <\/span>><\/span> 10 <\/span><\/span><\/li>\n \n \n <\/ol><\/pre>\n
          \u4ee5\u4e0a\u6b64\u6761\u8bed\u53e5\u53ef\u80fd\u662f\u5728\u67e5\u8be2\u6392\u5e8f\u548cOracle \u5206\u9875\u7684\u65f6\u5019\u6700\u5e38\u7528\u5230\u7684\u8bed\u53e5\uff0c\u5176\u4e2d\u6ca1\u6709\u6dfb\u52a0\u6761\u4ef6\uff0c\u56e0\u4e3a\u4e0d\u5f71\u54cd\u8bed\u53e5\u7684\u7ed3\u6784\u3002\u867d\u7136\u6027\u80fd\u6709\u6240\u5f71\u54cd\uff0c\u4f46\u53ef\u80fd\u53ea\u662f\u6700\u5185\u5c42\u7684\u67e5\u8be2\u53ef\u80fd\u4f1a\u6709\u591a\u67e5\u6570\u636e\u7684\u53ef\u80fd\uff0c\u4f46\u5bf9\u4e8e\u5916\u5c42\u7684\u518d\u6392\u5e8f\u518d\u9009\u62e9\u6765\u8bf4\uff0c\u5e94\u8be5\u5f71\u54cd\u5f88\u5c0f\u3002<\/p>\n
          \u3010\u7f16\u8f91\u63a8\u8350\u3011<\/p>\n
            \n
          1. Oracle\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u5982\u4f55\u51c6\u786e\u7684\u5b9e\u73b0\u5206\u9875<\/li>\n
          2. LTO\u5f52\u6863\u89e3\u51b3\u65b9\u6848\u5bb9\u91cf\u3001\u6027\u80fd\u548c\u529f\u80fd\u4ecb\u7ecd<\/font><\/li>\n
          3. Oracle\u6570\u636e\u5e93\u4e0eFoxPro\u6570\u636e\u5982\u4f55\u8f6c\u6362<\/li>\n
          4. Oracle\u6570\u636e\u5e93\u4e2d\u5982\u4f55\u7528GROUPING SETS\u8fdb\u884c\u5206\u7ec4\u81ea\u5b9a\u4e49<\/li>\n
          5. \u7528Oracle SQL\u8bed\u53e5\u6765\u5b9e\u73b0\u8fdb\u5236\u95f4\u7684\u76f8\u4e92\u8f6c\u6362<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
            \u4f60\u77e5\u9053\u5728Oracle\u6570\u636e\u5e93\u4e2d\u5982\u4f55\u6b63\u786e\u7684\u5b9e\u73b0Oracle \u5206\u9875\u4e0e\u6392\u5e8f\u529f\u80fd\u7684\u5177\u4f53\u67e5\u8be2\u8bed\u53e5\u5417\uff1f\u5b9e\u73b0\u624b\u6cd5\u4e0a\u5176\u548cMS S […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7038],"tags":[],"class_list":["post-315519","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/315519","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=315519"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/315519\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=315519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=315519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=315519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}