{"id":166805,"date":"2020-10-01T00:29:21","date_gmt":"2020-09-30T16:29:21","guid":{"rendered":"http:\/\/4563.org\/?p=166805"},"modified":"2020-10-01T00:29:21","modified_gmt":"2020-09-30T16:29:21","slug":"%e5%a4%9a%e7%ba%bf%e7%a8%8b%e8%af%bb%e5%8f%96%e8%a1%a8%e6%95%b0%e6%8d%ae%ef%bc%8c%e5%a6%82%e4%bd%95%e4%bf%9d%e8%af%81%e4%b8%8d%e9%87%8d%e5%a4%8d%e8%af%bb","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=166805","title":{"rendered":"\u591a\u7ebf\u7a0b\u8bfb\u53d6\u8868\u6570\u636e\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e0d\u91cd\u590d\u8bfb"},"content":{"rendered":"
\n
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\u591a\u7ebf\u7a0b\u8bfb\u53d6\u8868\u6570\u636e\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e0d\u91cd\u590d\u8bfb <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : pming1 <\/span> <\/i> 7<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u4e00\u4e2a\u8868\u91cc\u6709 100 \u6761\u8bb0\u5f55\uff0c5 \u4e2a\u7ebf\u7a0b\u540c\u65f6\u53bb\u968f\u673a\u8bfb\uff0c\u5982\u4f55\u4fdd\u8bc1\u8fd9 100 \u6761\u8bb0\u5f55\u6bd4\u8f83\u5e73\u5747\u5730\u88ab\u8fd9 5 \u4e2a\u7ebf\u7a0b\u8bfb\u53d6\uff0c\u800c\u4e14\u4e92\u76f8\u4e0d\u91cd\u590d\uff1f\uff08\u524d\u63d0\uff0c\u4e0d\u589e\u52a0 redis \u7b49\u989d\u5916\u57fa\u7840\u8bbe\u65bd\u6216\u5de5\u5177\uff09<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (21<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : winnie2012 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6211\u4e5f\u60f3\u77e5\u9053 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : winnie2012 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    PG \u597d\u50cf\u6709\u8bfb\u53d6\u884c\u9501 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lxk11153 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    row number % 5 ??? <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dddd1919 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7528\u8868\u8bfb\u9501 \/\u884c\u8bfb\u9501 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : firethehole <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8868\u91cc\u7684\u6570\u636e\u5728\u8bfb\u7684\u65f6\u5019\uff0c\u4f1a\u589e\u52a0\u5417\uff0c\u8fd8\u662f\u5df2\u7ecf\u56fa\u5b9a\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wakzz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8981\u770b\u4f60\u7684\u8017\u65f6\u903b\u8f91\u662f\u8bfb\u53d6\u672c\u8eab\uff0c\u8fd8\u662f\u8bfb\u53d6\u540e\u6570\u636e\u7684\u5904\u7406\u903b\u8f91\u3002\u5e38\u89c1\u7684\u5904\u7406\u65b9\u6cd5\u662f\u751f\u4ea7\u6d88\u8d39\u6a21\u5f0f\uff0c\u5373\u7531\u4e00\u4e2a\u751f\u4ea7\u8005\u4ece\u8868\u4e2d\u83b7\u53d6\u8bb0\u5f55 ID \uff08\u504f\u79fb\u91cf\uff09\u63a8\u9001\u5230\u961f\u5217\u4e2d\uff0c\u7136\u540e\u7531\u51e0\u4e2a\u6d88\u8d39\u8005\u7ebf\u7a0b\u7ade\u4e89\u6d88\u8d39\u961f\u5217\u4e2d\u7684\u63a8\u9001\u8bb0\u5f55\uff0c\u7136\u540e\u901a\u8fc7\u8bb0\u5f55 ID \uff08\u504f\u79fb\u91cf\uff09\u8bfb\u53d6\u8bb0\u5f55\u540e\u518d\u903b\u8f91\u5904\u7406\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : egglin <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    saturn \u5206\u7247 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Aliencn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u518d\u5f00\u4e00\u4e2a\u7ebf\u7a0b\u53bb\u8c03\u5ea6 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : InkAndBanner <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @wakzz \u4f60\u8bf4\u7684\u8fd9\u4e2a\u65b9\u6848\u662f\u662f\u9488\u5bf9\u8017\u65f6\u53d1\u751f\u5728\u5904\u7406\u4e0a \u7684\u89e3\u51b3\u65b9\u6848\u662f\u561b\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : kop1989 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u4ece\u7a0b\u5e8f\u5c42\u9762\u89e3\u51b3\u7684\u8bdd\uff0c\u53ef\u4ee5\u628a 5 \u7ebf\u7a0b\uff0c\u5206\u522b\u53d6 5 \u968f\u673a\u884c\u8f6c\u6362\u4e3a\u5355\u7ebf\u7a0b\uff08\u6216 5 \u7ebf\u7a0b\u7684\u961f\u5217\uff09\u53d6\u968f\u673a 25 \u884c\uff0c\u7136\u540e\u5206\u53d1\u3002
    \u4f46\u8fd9\u6709\u4e2a\u524d\u63d0\uff0c\u5373\u4f60 5 \u4e2a\u7ebf\u7a0b\u7684\u8bfb\u53d6\u65f6\u673a\u8981\u4e25\u683c\u540c\u6b65\u3002\uff08\u4e0d\u8fc7\u5982\u679c\u4e0d\u540c\u6b65\uff0c\u53c8\u8981\u53d6\u6ca1\u6709\u4ea4\u96c6\u7684\u6570\u636e\uff0c\u597d\u50cf\u6709\u70b9\u5947\u602a\uff09 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : boyhailong <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u903b\u8f91\u5c42\u53bb\u5206\u914d\uff0c\u5212\u5206\u4e0b\u4efb\u52a1\u6bd4\u5982\u7b2c\u4e00\u4e2a\u7ebf\u7a0b 1-20\uff0c\u4ee5\u6b64\u7c7b\u63a8\uff0c\u5f53\u7136\u903b\u8f91\u5c42\u4e5f\u8981\u505a\u53bb\u91cd\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wysnylc <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u522b\u8bfb\u540c\u4e2a\u5206\u533a\u7684\u6570\u636e,\u5206\u533a\u89c4\u5219\u81ea\u5df1\u5b9a\u4e49 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jptx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e00\u4e2a\u5f88\u4f20\u7edf\u800c\u4e14\u7b80\u6613\u7684\u65b9\u5f0f\u662f\u6309 id \u53d6\u6a21\uff0c\u5047\u5982\u8868\u91cc\u6709 id \u4e4b\u7c7b\u7684\u7eaf\u6570\u5b57\uff0c\u90a3\u4e48\u7b2c\u4e00\u4e2a\u7ebf\u7a0b\u626b\u6570\u636e\u5e93\u7684\u65f6\u5019\u6761\u4ef6\u52a0\u4e0a where id % 5 = 0\uff0c\u7b2c\u4e8c\u4e2a\u7ebf\u7a0b\u662f where id % 5 = 1\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u4f46\u8fd9\u79cd\u65b9\u6cd5\u5c40\u9650\u6027\u5f88\u5927\uff0c\u6bd4\u5982\u67e5\u8be2\u6548\u7387\u4f4e\uff0c\u6bcf\u4e2a\u7ebf\u7a0b\u9700\u8981\u77e5\u9053\u81ea\u5df1\u7684\u7f16\u53f7\uff0c\u65e0\u6cd5\u52a8\u6001\u5feb\u901f\u6269\u5bb9\uff0c\u5206\u5e03\u4e0d\u4e00\u5b9a\u5747\u5300\u7b49\u3002\u4f46\u5982\u679c\u60f3\u7b80\u5355\u7684\u8bdd\uff0c\u8fd9\u79cd\u65b9\u5f0f\u7684\u786e\u5f88\u6709\u6548 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Xusually <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    select … for update
    \u8bd5\u8bd5\u770b\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xsm1890 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u968f\u673a\u751f\u6210 100 \u4e2a id,\u5206\u6210\u56db\u7ec4\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wakzz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @InkAndBanner \u5bf9\uff0c\u662f\u9488\u5bf9\u8017\u65f6\u53d1\u751f\u5728\u4e1a\u52a1\u5904\u7406\u4e0a\u7684\u89e3\u51b3\u65b9\u6848 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : pming1 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @firethehole \u4f1a\u589e\u52a0\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : pming1 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @jptx \u8868\u6570\u636e\u662f\u4f1a\u589e\u52a0\u7684\uff0c\u7ebf\u7a0b\u6570\u5e76\u975e\u56fa\u5b9a\uff0c\u5177\u4f53\u770b\u6570\u636e\u91cf\u800c\u52a8\u6001\u53d8\u5316\u7684\uff0c\u751a\u81f3\u53ef\u80fd 1 \u4e2a\u7a0b\u5e8f 5 \u4e2a\u7ebf\u7a0b\uff0c\u7136\u540e\u90e8\u7f72\u591a\u4e2a\u8fd9\u6837\u7684\u7a0b\u5e8f\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lower <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8bfb\u5b8c \u8bbe\u7f6e \u4e00\u4e2a \u5df2\u8bfb\u7684\u72b6\u6001\uff0c\u7ebf\u7a0b\u6bcf\u6b21\u53ea\u4ece\u8fc7\u6ee4 \u72b6\u6001\u540e\u7684\u6570\u636e\u53d6\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lower <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lower \u884c\u8bb0\u5f55\u4e0a\u52a0\u4e2a \u72b6\u6001 \u5217\u5b57\u6bb5\u2026\u2026 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : bleoo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    forupdate \u9501\u4e00\u4e0b\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u591a\u7ebf\u7a0b\u8bfb\u53d6\u8868\u6570\u636e\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e0d\u91cd\u590d\u8bfb…<\/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\/166805"}],"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=166805"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/166805\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=166805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=166805"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=166805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}