{"id":269307,"date":"2021-01-10T02:07:52","date_gmt":"2021-01-09T18:07:52","guid":{"rendered":"http:\/\/4563.org\/?p=269307"},"modified":"2021-01-10T02:07:52","modified_gmt":"2021-01-09T18:07:52","slug":"oracle-%e5%a6%82%e4%bd%95%e8%ae%a9%e6%90%9c%e7%b4%a2%e6%9d%a1%e4%bb%b6%e9%80%90%e5%b1%82%e9%80%92%e8%bf%9b%ef%bc%9f%e5%ad%90%e6%9f%a5%e8%af%a2%e4%bc%9a%e8%a2%ab%e8%87%aa%e5%8a%a8%e4%bc%98%e5%8c%96","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=269307","title":{"rendered":"Oracle \u5982\u4f55\u8ba9\u641c\u7d22\u6761\u4ef6\u9010\u5c42\u9012\u8fdb\uff1f\u5b50\u67e5\u8be2\u4f1a\u88ab\u81ea\u52a8\u4f18\u5316"},"content":{"rendered":"
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Oracle \u5982\u4f55\u8ba9\u641c\u7d22\u6761\u4ef6\u9010\u5c42\u9012\u8fdb\uff1f\u5b50\u67e5\u8be2\u4f1a\u88ab\u81ea\u52a8\u4f18\u5316 <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : black11black <\/span> <\/i> 2<\/span> <\/div>\n
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\u5982\u9898\uff0c\u5efa\u4e86\u4e00\u5f20\u6d4b\u8bd5\u8868\uff0c\u5927\u6982\u5341\u4ebf\u884c\uff0c\u4e1a\u52a1\u4e0a\u60f3\u8ba9\u641c\u7d22\u9010\u5c42\u9012\u8fdb\uff0c\u6bd4\u5982\u5148\u4ece\u603b\u8868\u4e2d\u9009\u51fa user_id(\u4e3b\u952e\uff0c\u5206\u533a\u952e) \u4e3a 10086 \u7684\u7528\u6237\u7684\u6240\u6709\u884c\uff0c\u7136\u540e\u518d\u8fdb\u4e00\u6b65\u9009\u62e9\u5176\u4e2d timestamp(\u7b2c\u4e8c\u4e3b\u952e)\u5728 2020 \u5e74 1 \u6708 1 \u65e5-2021 \u5e74 1 \u6708 1 \u65e5\u671f\u95f4\u7684\u6240\u6709\u884c\uff0c\u8bf8\u5982\u6b64\u7c7b\uff0c\u9010\u5c42\u9012\u8fdb\u3002<\/p>\n

\u5728\u4ee5\u5f80\u4f7f\u7528 mysql \u7684\u8fc7\u7a0b\u4e2d\uff0c\u7ecf\u9a8c\u662f\u53ea\u8981\u628a\u641c\u7d22\u6761\u4ef6\u6309\u987a\u5e8f\u6392\u597d\uff0cmysql \u662f\u4f1a\u6309\u7167\u987a\u5e8f\u6267\u884c\u7684\u3002\u4f46\u662f\u5230 oracle \u4e4b\u540e\uff0c\u53d1\u73b0 oracle \u4f1a\u81ea\u52a8\u4f18\u5316\uff0c\u65e0\u8bba\u641c\u7d22\u6761\u4ef6\u8c01\u5148\u8c01\u540e\uff0c\u9996\u5148\u90fd\u4f1a\u6839\u636e timestamp\uff0c\u9009\u53d6\u533a\u6bb5\u5185\u6240\u6709\u884c\uff0c\u7136\u540e\u518d\u8bc6\u522b userid\uff0c\u53ef\u80fd\u662f\u56e0\u4e3a timestamp \u4e0a\u6709\u5168\u5c40\u7d22\u5f15\u7684\u7f18\u6545\uff0c\u4f46\u662f\u663e\u7136\u6ca1\u6709\u5206\u533a\u952e\u641c\u7d22\u6548\u7387\u9ad8\uff0c\u901f\u5ea6\u6162\u4e86\u4e00\u4e2a\u91cf\u7ea7\u3002<\/p>\n

\u800c\u540e\u5c1d\u8bd5\u7528\u5b50\u67e5\u8be2\u7684\u65b9\u5f0f\uff0c\u5148\u7b5b\u9009 userid\uff0c\u518d\u7b5b\u9009\u65f6\u95f4\uff0c\u6253\u5f00\u89e3\u91ca\u5668\u540e\u53d1\u73b0 oracle \u89e3\u91ca\u51fa\u6765\u7684\u8bed\u53e5\u5b8c\u5168\u6ca1\u6709\u53d8\u5316\u3002<\/p>\n

\u90a3\u4e1a\u52a1\u4e0a\u8981\u5982\u4f55\u5b9e\u73b0\u8fd9\u79cd\u67e5\u8be2\u4ee5\u4f18\u5316\u901f\u5ea6\u5462\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (1<\/span>) <\/div>\n
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  • \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : black11black <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    ——————————————————————————————————————————–
    | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop |
    ——————————————————————————————————————————–
    | 0 | SELECT STATEMENT | | 1 | 22 | 0 (0)| 00:00:01 | | |
    | 1 | SORT AGGREGATE | | 1 | 22 | | | | |
    |* 2 | TABLE ACCESS BY GLOBAL INDEX ROWID BATCHED| USERMAP | 4388 | 96536 | 0 (0)| 00:00:01 | 1 | 1 |
    |* 3 | INDEX RANGE SCAN | INDEX_TIMESTAMP | 12M| | 0 (0)| 00:00:01 | | |
    ——————————————————————————————————————————– <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    Oracle \u5982\u4f55\u8ba9\u641c\u7d22\u6761\u4ef6\u9010\u5c42\u9012…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/269307"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=269307"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/269307\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=269307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=269307"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=269307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}