{"id":137586,"date":"2020-07-14T23:45:44","date_gmt":"2020-07-14T15:45:44","guid":{"rendered":"http:\/\/4563.org\/?p=137586"},"modified":"2020-07-14T23:45:44","modified_gmt":"2020-07-14T15:45:44","slug":"%e9%97%ae%e4%b8%80%e4%b8%aa%e5%85%b3%e4%ba%8e-mysql-%e9%94%81%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=137586","title":{"rendered":"\u95ee\u4e00\u4e2a\u5173\u4e8e MySQL \u9501\u7684\u95ee\u9898"},"content":{"rendered":"
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\u95ee\u4e00\u4e2a\u5173\u4e8e MySQL \u9501\u7684\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/i> 5<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u4e00\u5f20\u8868\u6bcf\u5929\u6708\u6709\u4e00\u5343\u4e07\u591a\u7684\u6570\u636e\u91cf\uff0c\u7b2c\u4e8c\u5929\u91cd\u65b0\u5199\u4e4b\u524d\u9700\u8981\u628a\u8868\u91cc\u5b58\u7740\u7684\u6570\u636e\u91cf\u7ed9\u5168\u5220\u6389\u518d\u628a\u4eca\u5929\u9700\u8981\u5199\u7684\u6570\u636e\u6309\u4e00\u5b9a\u5c3a\u5bf8\u5206\u6279\u5229\u7528\u591a\u7ebf\u7a0b\u5199\u5165\u6570\u636e\u5e93\u3002<\/p>\n

\u5728\u6e05\u8868\u8fd9\u4e2a\u9636\u6bb5\uff0c\u4e00\u5f00\u59cb\u5148\u7528 delete from tableName \u6765\u5b9e\u73b0\u6e05\u7a7a\u540c\u65f6\u8fd4\u56de\u6e05\u7a7a\u7684\u6570\u636e\u91cf\u7684\u3002\u4f46\u662f\u8d70\u5b8c\u6e05\u8868\u6b65\u9aa4\u83b7\u5f97\u5220\u9664\u6570\u636e\u91cf\u5f00\u59cb\u5206\u6279\u5f80\u6570\u636e\u5e93\u5199\u6570\u636e\u7684\u9636\u6bb5\uff0c\u5199\u4e86\u51e0\u4e2a\u6570\u636e\u4e4b\u540e\uff0c\u6570\u636e\u5e93\u5c31\u62a5\u6b7b\u9501\u9519\u8bef\u3002\u7ed3\u679c\u53ea\u80fd\u4f7f\u7528 truncate \u6765\u5220\u6570\u636e\uff0c\u624d\u80fd\u786e\u4fdd\u4e4b\u540e\u5199\u6570\u636e\u9636\u6bb5\u6ca1\u6709\u9501\u7684\u95ee\u9898\u3002<\/p>\n

\u8bf7\u6559\u6709\u76f8\u5173\u7ecf\u9a8c\u7684 V \u53cb\uff1a\u5728\u7f51\u4e0a\u641c\u4e86\u5f88\u591a\u8d44\u6599\u90fd\u662f\u8bf4\u5220\u6570\u636e\u7684\u65f6\u5019\u4f1a\u52a0\u9501\uff0c\u8fd9\u6837\u5728\u5f80\u8868\u91cc\u63d2\u6570\u636e\u7684\u65f6\u5019\u4f1a\u5bfc\u81f4\u6b7b\u9501\u3002\u53ef\u662f\u6211\u7684\u7a0b\u5e8f\u662f\u5728\u83b7\u53d6\u4e86\u5df2\u7ecf\u5220\u9664\u7684\u6570\u636e\u91cf\u4e4b\u540e\u624d\u5f80\u8868\u91cd\u65b0\u63d2\u6570\u636e\uff0c\u96be\u9053\u8bf4\u8fd9\u4e2a\u65f6\u5019\u5176\u5b9e delete \u4ea7\u751f\u7684\u9501\u8fd8\u6ca1\u6709\u89e3\u9501\u5417\uff1f\u5982\u679c\u8fd8\u6ca1\u6709\u89e3\u9501\uff0c\u90a3\u662f\u5426\u6709\u529e\u6cd5\u5728 Java \u7aef\u83b7\u53d6 MySQL \u5220\u9664\u540e\u771f\u6b63\u89e3\u9501\u72b6\u6001\u7684\u529e\u6cd5\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (27<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u90fd\u8d85\u8fc7 10 \u5206\u949f\u4e86\uff0c\u5e16\u5b50\u4e0d\u8981\u6c89\u554a\uff0c\uff0c\uff0c<\/p>\n

    \u662f V \u53cb\u90fd\u5fd9\u4e86\u4e00\u665a\u4e0a\u6240\u4ee5\u65e9\u4e0a\u90fd\u5728\u7761\u89c9\u7684\u539f\u56e0\u5417\uff1f <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
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    \u8cc7\u6df1\u5927\u4f6c : allenhu <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u65b0\u5efa\u4e00\u4e2a\u8868\uff0c\u7136\u540e rename \u4e0d\u9999\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : iseki <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u603b\u611f\u89c9 MySQL \u4e0d\u8be5\u6709\u8fd9\u4e48\u4f4e\u7ea7\u7684 bug \u554a <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @allenhu
    \u8fd9\u4e2a\u771f\u7684\u9999\u4e0d\u8d77\u6765 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lambchasr <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e3a\u5565\u4e0d\u5148 count\uff0c\u518d truncate\uff0c\u4f60\u90fd\u8bf4\u4e86\u5168\u8868\u4e86… <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wangsla <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @codebigbang \u4f60\u5199\u4e86\u591a\u7ebf\u7a0b\u64cd\u4f5c\uff0c\u5e94\u8be5\u662f\u4e8b\u52a1\u4f7f\u7528\u7684\u65b9\u5f0f\u4e0d\u5bf9\u5427\uff0c\u53ef\u80fd\u662f\u6bcf\u4e2a\u7ebf\u7a0b\u90fd\u5f00\u542f\u4e86\u65b0\u4e8b\u52a1\uff1f\u5f80\u8fd9\u4e2a\u65b9\u5411\u8003\u8651\u4e0b\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : wangritian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    delete \u540e\u786e\u4fdd commit\uff0c\u6700\u597d\u91cd\u65b0\u521b\u5efa\u4e00\u4e2a\u8fde\u63a5\uff0c\u7136\u540e\u518d\u5199\u5165\u8bd5\u8bd5
    \u5982\u679c\u6ca1\u6709 commit\uff0c\u9501\u4f1a\u4e00\u76f4\u5b58\u5728\uff0c\u5f53\u65b0\u6570\u636e\u4e3b\u952e\u6216\u7d22\u5f15\u9879\u4e0e\u88ab\u5220\u6570\u636e\u76f8\u540c\u65f6\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u6b7b\u9501 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : brader <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u8981\u4e0d\u5c1d\u8bd5\u4e0b\uff0c\u52a0\u4e00\u4e2a\u5220\u9664\u6761\u4ef6\uff1f\u6bd4\u5982\uff0c\u5148\u67e5\u8be2\u6700\u5927\u7684 ID \u662f\u591a\u5c11\uff0c\u7136\u540e\u52a0 WHERE ID<=?\uff0c
    \u8fd9\u6837\u770b\u4e0b\uff0cMYSQL \u4f1a\u4e0d\u4f1a\u53ea\u9501 ID<=?\u90e8\u5206\u7684\u6570\u636e\uff0c\u8fd9\u6837\u5c31\u4e0d\u5f71\u54cd\u4f60\u63d2\u5165\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xyjincan <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6279\u91cf\u5199\u5165\u6ca1\u5fc5\u8981\u591a\u7ebf\u7a0b\uff0c\u65b0\u5efa\u65b0\u8868\u597d\u70b9\u554a\uff0ctruncate \u591a\u5757 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : JasperWong <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5e94\u8be5\u662f\u95f4\u9699\u9501+\u4e8b\u52a1\u5408\u5e76\u5bfc\u81f4\u7684\u6b7b\u9501\u95ee\u9898,\u907f\u514d\u8fd9\u6837\u7528\u5c31\u597d\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : banxi1988 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    1. \u521b\u5efa\u65b0\u8868,\u64cd\u4f5c\u5b8c\u6210\u4e4b\u540e\u91cd\u547d\u540d. \u7136\u540e\u518d\u5220\u9664\u65e7\u8868.
    2. \u4f7f\u7528\u5206\u533a, \u65e7\u7684\u5206\u533a\u4e0d\u7528\u4e4b\u540e,\u53ef\u4ee5\u5feb\u901f\u5220\u9664. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @brader
    \u8fd9\u6837\u5c1d\u8bd5\u8fc7\uff0c\u4f46\u56e0\u4e3a\u4e24\u5929\u6570\u636e\u5176\u5b9e\u5927\u90e8\u5206 ID \u662f\u6709\u91cd\u590d\u7684\uff0c\u6240\u4ee5\u5c31\u8fd8\u662f\u4f1a\u4ea7\u751f\u6b7b\u9501\u95ee\u9898\u3002<\/p>\n

    @wangritian
    \u5df2\u7ecf\u5199\u4e86 commit\uff0c\u4f46\u662f\u8fd8\u662f\u4f1a\u5b58\u5728\u8fd9\u4e2a\u95ee\u9898<\/p>\n

    @lambchasr
    \u73b0\u5728\u7684\u89e3\u51b3\u529e\u6cd5\u5c31\u662f count \u5168\u8868+truncate \u5168\u8868\u5b8c\u6210 delete \u4ea7\u751f\u7684\u7ed3\u679c\uff0c\u4f46\u662f truncate \u662f\u9ad8\u6743\u9650\uff0c\u4e0d\u662f\u6bcf\u4e2a\u7533\u8bf7\u90fd\u4f1a\u901a\u8fc7\uff0c\u6240\u4ee5\u5c1d\u8bd5\u53ea\u7528 delete \u770b\u80fd\u4e0d\u80fd\u89e3\u51b3\u95ee\u9898 <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @JasperWong
    \u53ea\u80fd\u907f\u514d\u5148 delete \u5168\u8868\uff0c\u7136\u540e\u518d\u591a\u6b21\u63d0\u4ea4 insert \u5417\uff1f
    \u6bd5\u7adf\u8fd9\u79cd\u4e1a\u52a1\u573a\u666f\u80af\u5b9a\u662f\u6709\u4e0d\u5c11\u5b58\u5728\u60c5\u5f62\u7684\uff0c\u6709\u6ca1\u6709\u80fd\u8df3\u8fc7\u8fd9\u79cd\u56f0\u5883\u7684\u65b9\u6cd5\u5462\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wangsla <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6b7b\u9501\u8fd8\u662f\u56e0\u4e3a\u591a\u4e2a\u4e8b\u52a1\u7684\u95ee\u9898\uff0c\u5982\u679c\u5355\u4e2a\u4e8b\u52a1\u80af\u5b9a\u4e0d\u4f1a\u51fa\u73b0\u9501\u7684\u60c5\u51b5\u3002\u5f00\u4e86\u591a\u7ebf\u7a0b\uff0c\u5c31\u8981\u8003\u8651\u7ebf\u7a0b\u95f4\u4e8b\u52a1\u7684\u5f71\u54cd\uff0c\u53ef\u4ee5\u53c2\u8003 spring \u4e8b\u52a1\u4f20\u64ad\u3002\u6700\u7b80\u5355\u7684\u573a\u666f\uff0c\u5355\u7ebf\u7a0b\u8fdb\u884c delete+insert \u64cd\u4f5c\uff0c\u8003\u8651\u6027\u80fd\u7684\u8bdd\uff0c\u5c31\u8003\u8651 batch \u64cd\u4f5c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @wangsla
    \u53ef\u662f\u6211\u653e\u5f03 delete \u7528 truncate\uff0c\u518d\u4f7f\u7528\u591a\u4e2a\u4e8b\u52a1\u7684 insert \u5c31\u4e0d\u4f1a\u51fa\u73b0\u8fd9\u4e2a\u95ee\u9898\u3002
    \u8fd9\u4e24\u8005\u5bf9\u4e8e\u540e\u7eed insert \u7684\u4e8b\u52a1\u6709\u4ec0\u4e48\u5f71\u54cd\u5417\uff1f\u53ef\u4ee5\u5206\u4eab\u4f60\u7684\u60f3\u6cd5\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wangsla <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @codebigbang truncate \u662f ddl\uff0c\u4f1a\u9ed8\u8ba4\u63d0\u4ea4\u4e8b\u52a1\u7684\uff0c\u4e5f\u5c31\u662f\u8bf4 truncate \u4e4b\u540e\uff0c\u5f53\u524d\u7ebf\u7a0b\u7684\u4e8b\u52a1\u5c31\u7ed3\u675f\u3002delete\uff0c\u9700\u8981\u4f60\u663e\u5f0f\u7ed3\u675f\u4e8b\u52a1\u3002delete \u9501\u8868\u7684\u8bdd\uff0c\u6709\u53ef\u80fd\u662f\u56e0\u4e3a\u5176\u4ed6\u540c\u5b66\u63d0\u7684\uff0cdelete \u5220\u9664\u65f6\u5019\u6ca1\u6709\u6761\u4ef6\uff0c\u4ea7\u751f\u4e86 gap \u9501\u6216\u8005\u66f4\u5dee\u7684\u9501\u4e86\u6574\u8868\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ansi395958 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    delete \u548c insert \u5728\u53ef\u91cd\u590d\u8bfb\u7ea7\u522b\u4e0b\u90fd\u4f1a\u4ea7\u751f gap \u9501\uff0c\u5047\u8bbe session a \u5728\u6267\u884c insert \u5bf9 id(1,1000)\u52a0\u4e86 gap \u9501\uff0csession b \u5728\u6267\u884c delete \u4e5f\u5bf9 id(1,1000)\u52a0\u4e86 gap \u9501\u3002gap \u9501\u4e4b\u95f4\u4e0d\u4f1a\u4e92\u76f8\u963b\u585e\uff0c\u4f46\u662f\u4ed6\u4eec\u4f1a\u4e92\u76f8\u963b\u585e\u5bf9\u65b9\u7684\u5199\u64cd\u4f5c\uff0c\u90a3\u5c31\u6709\u53ef\u80fd\u4ea7\u751f a \u7b49\u5f85 b \u91ca\u653e\u9501\uff0cb \u7b49\u5f85 a \u91ca\u653e\u9501\uff0c\u4ea7\u751f\u6b7b\u9501\u3002\u4f46\u662f truncate \u4f1a\u52a0\u8868\u9501\uff0c\u8868\u9501\u4f1a\u963b\u585e\u5199\u610f\u5411\u9501\uff0c\u6240\u4ee5 insert \u4f1a\u88ab\u963b\u585e\uff0c\u4e0d\u4f1a\u4ea7\u751f\u6b7b\u9501\u3002
    \u8fd8\u6709\u5c31\u662f delete \u5e76\u4e0d\u4e00\u5b9a\u53ef\u4ee5\u91ca\u653e\u8868\u7a7a\u95f4\uff0c\u8868\u4f1a\u8d8a\u6765\u8d8a\u5927\u7684\uff0ctruncate \u4f1a\u91ca\u653e\u7a7a\u95f4\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : fangcan <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u9a6c\u514b\u4e0b\uff0c \u7406\u8bba\u4e0a\u6ca1\u6709\u591a\u4e2a\u4e8b\u52a1\u95f4\u7684\u4e89\u593a\u8d44\u6e90\u662f\u4e0d\u4f1a\u4ea7\u751f\u6b7b\u9501\u7684\uff0c \u4e3b\u6709\u7b54\u6848\u7684\u8bdd @\u6211\u4e0b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : qbmiller <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4fee\u6539 mysql procedure ; \u52a0\u4e2a\u6bcf\u65e5\u65b0\u5efa\u8868\u64cd\u4f5c;
    \u8fd9\u79cd\u539f\u6765\u8868\u64cd\u4f5c, \u600e\u4e48\u505a\u90fd\u6076\u5fc3; \u5c24\u5176\u4f60\u4e0a\u8fb9\u8bf4 \u8fd8\u6709 id \u91cd\u590d… <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : npe <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    delete \u7684\u65f6\u5019\u5e26\u4e0a\u7d22\u5f15\u5217\uff0c\u4e0d\u7136\u9501\u8868\u4e86\u2026\u2026 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : johnj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u663e\u7136\u5e94\u8be5\u5148\u63d2\u5165\u4e34\u65f6\u8868 \u518d\u901a\u8fc7 rename \u6765\u66ff\u6362 rename \u53ef\u4ee5\u505a\u5230\u539f\u5b50\u64cd\u4f5c\uff08\u65e7\u8868\u6539\u5176\u4ed6\u540d\u5b57 \u4e34\u65f6\u8868\u6539\u4e3a\u65e7\u8868\u540d \u6700\u540e\u628a\u5176\u4ed6\u540d\u5b57\u8868 drop \uff09 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : awanganddong <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u60f3\u5224\u65ad\u6b7b\u9501\u7684\u95ee\u9898\uff0c\u628a mysql log \u6162\u65e5\u5fd7\u8d34\u51fa\u6765\u8ba9\u5927\u5bb6\u5206\u6790\u3002
    rename \u662f\u4e00\u4e2a\u6bd4\u8f83\u597d\u7684\u65b9\u6848 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : sha4yu <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53ef\u4ee5\u8d34\u4e0b\u6b7b\u9501\u4fe1\u606f\u548c\u6267\u884c\u7684\u76f8\u5173 SQL \u4e0d <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : hejw19970413 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u662f\u90a3\u4e48\u5927\u6570\u636e\u91cf\uff0c\u4e3a\u4ec0\u4e48\u4e0d\u6bcf\u5929\u90fd\u521b\u5efa\u4e00\u4e2a\u65b0\u8868\uff0c\u521b\u5efa\u5b8c\u540e \u5220\u9664\u4ee5\u524d\u7684\u8868\u4e0d\u5c31\u53ef\u4ee5\u5417 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @awanganddong
    @sha4yu
    \u8fd9\u662f\u524d\u671f\u5f00\u53d1\u65f6\u5019\u9047\u5230\u7684\u95ee\u9898\uff0c\u5f53\u65f6\u5c31\u7528 truncate \u89e3\u51b3\u6389\u8fd9\u4e2a\u95ee\u9898\u4e86\u3002\u9879\u76ee\u90fd\u4e0a\u7ebf\u5f88\u4e45\u4e86\uff0c\u95ee\u9898\u65e5\u5fd7\u5565\u54ea\u91cc\u8fd8\u80fd\u62ff\u5230\u5462\u3002\u4f46\u662f\u540e\u9762\u9879\u76ee\u590d\u76d8\u7684\u65f6\u5019\u5c31\u7559\u610f\u4e86\u8fd9\u70b9\uff0c\u60f3\u5411 V \u53cb\u53d6\u53d6\u7ecf\u3002<\/p>\n

    SQL \u5927\u6982\u5c31\u662f\u5148 delete from tableName, \u7136\u540e\u591a\u7ebf\u7a0b\u5229\u7528 jdbc \u8fde\u63a5\u6c60\u5efa\u7acb\u8fde\u63a5\uff0c\u628a\u4e00\u5b9a\u5c3a\u5bf8\u7684\u6570\u636e\u7528 insert \u5199\u5165\uff0c\u6267\u884c\u5219\u662f PreparedStatement.executeLargeUpdate()\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u6700\u540e commit \u3002<\/p>\n

    @hejw19970413
    @johnj
    \u5e94\u7528\u548c\u8fd0\u7ef4\u90fd\u4e0d\u80fd\u968f\u5fc3\u6240\u6b32\u968f\u610f\u5220\u8868\u5efa\u8868 <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : codebigbang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @npe
    \u5e26\u4e0a\u7d22\u5f15\u5217\u53ef\u4ee5\u8ba9 MySQL \u5220\u6570\u636e\u7684\u65f6\u5019\u4e0d\u52a0\u9501\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : johnj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e8b\u52a1\u600e\u4e48\u63a7\u5236\u7684\uff1f
    \u56e0\u4e3a\u6570\u636e\u5f88\u591a \u6240\u4ee5\u4e0d\u8981\u641e\u5927\u4e8b\u52a1 delete \u548c insert \u90fd\u8981\u5206\u6279 \u6bd4\u5982 \u6bcf 50 \u6761\u4e00\u6279 \u6bcf\u6279\u7684\u4e8b\u52a1\u90fd\u8981\u5355\u72ec\u63d0\u4ea4 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u95ee\u4e00\u4e2a\u5173\u4e8e MySQL \u9501\u7684\u95ee\u9898 …<\/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\/137586"}],"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=137586"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/137586\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=137586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=137586"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=137586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}