{"id":127333,"date":"2020-06-07T23:22:39","date_gmt":"2020-06-07T15:22:39","guid":{"rendered":"http:\/\/4563.org\/?p=127333"},"modified":"2020-06-07T23:22:39","modified_gmt":"2020-06-07T15:22:39","slug":"%e8%af%b7%e6%95%99%e4%b8%8b-%e4%b8%80%e5%af%b9-n-%e6%95%b0%e6%8d%ae%e8%a1%a8%e5%90%8c%e6%ad%a5%e7%9a%84%e5%9c%ba%e6%99%af%e6%80%8e%e4%b9%88%e6%8f%90%e9%ab%98%e5%b9%b6%e5%8f%91%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=127333","title":{"rendered":"\u8bf7\u6559\u4e0b \u4e00\u5bf9 N \u6570\u636e\u8868\u540c\u6b65\u7684\u573a\u666f\u600e\u4e48\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd"},"content":{"rendered":"
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\u8bf7\u6559\u4e0b \u4e00\u5bf9 N \u6570\u636e\u8868\u540c\u6b65\u7684\u573a\u666f\u600e\u4e48\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : yanshenxian <\/span> <\/i> 9<\/span> <\/div>\n
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\u4e00\u5bf9 N \u6307\u7684\u662f\u4e00\u5f20\u539f\u59cb\u8bb0\u5f55\u8868 (raw_record_table) \u9700\u8981\u540c\u6b65\u6570\u636e\u5230 N \u5f20\u4e0d\u540c\u7ef4\u5ea6\u7684\u4e1a\u52a1\u6570\u636e\u8868 (business_table_1, …business_table_n) (\u540c\u6b65\u4e3a\u589e\u91cf\u66f4\u65b0\u64cd\u4f5c), \u8fd9\u4e9b\u4e1a\u52a1\u8868\u90fd\u6709\u4e00\u4e2a\u76f8\u540c\u7684\u4e1a\u52a1\u5173\u8fde\u952e (\u6bd4\u5982 userId)<\/p>\n

\u6211\u73b0\u5728\u60f3\u5230\u4e86\u4e24\u4e2a\u65b9\u6848
\u65b9\u6848 1: \u591a\u4e2a\u7ebf\u7a0b\u6839\u636e userId \u53d6\u6a21 \u5e76\u53d1\u8bfb\u53d6 raw_record_table, \u6bcf\u4e2a\u7ebf\u7a0b\u8bfb\u53d6\u7684\u8303\u56f4\u662f\u786e\u5b9a\u7684, \u8fd9\u6837\u540c\u6b65\u64cd\u4f5c\u5728\u5355\u4e2a\u7ebf\u7a0b\u91cc\u9762\u4e0d\u9700\u8981\u7ade\u4e89
\u65b9\u6848 2: \u591a\u4e2a\u7ebf\u7a0b\u65e0\u9650\u5236\u5e76\u53d1\u8bfb\u53d6 raw_record_table, \u8fd9\u6837\u5728\u63a5\u4e0b\u6765\u540c\u6b65\u64cd\u4f5c\u53ef\u80fd\u5b58\u5728\u7ade\u4e89, \u9700\u8981\u52a0\u9501\u4fdd\u8bc1\u6b63\u786e\u6027<\/p>\n

\u65b9\u6848 1 \u7684\u5e76\u53d1\u80fd\u529b\u548c\u53d6\u6a21\u6570\u6709\u5173, \u5e76\u4e14\u5982\u679c userId \u5206\u5e03\u4e0d\u5747\u5300, \u6027\u80fd\u53ef\u80fd\u66f4\u5dee
\u65b9\u6848 2 \u52a0\u9501\u53ef\u80fd\u5f00\u9500\u5927<\/p>\n

\u8bf7\u6559\u4e0b\u8fd9\u4e24\u4e2a\u573a\u666f\u5e94\u8be5\u600e\u4e48\u9009\u62e9\u5462, \u6709\u6ca1\u6709\u66f4\u597d\u7684\u65b9\u6848\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (3<\/span>) <\/div>\n
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    \u8cc7\u6df1\u5927\u4f6c : taoprogramer <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5355\u7ebf\u7a0b\u8bfb mysql \u5199\u5230 kakfa\uff0c\u901a\u8fc7 kafka \u7684\u591a\u4e2a\u5206\u533a\u6765\u5e76\u53d1\u5199\u4f60\u90a3\u4e2a\u4e1a\u52a1\u8868 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : yanshenxian <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @taoprogramer \u6ca1\u592a\u660e\u767d\uff0c\u8bf7\u95ee\u5e94\u8be5\u600e\u4e48\u8bbe\u7f6e\u5206\u533a\u89c4\u5219\u548c\u6d88\u8d39\u5462\u3002\u3002\u5982\u679c\u662f\u76f4\u63a5\u6309\u7167 user_id \u5206\u533a\uff0c\u8fd9\u4e2a\u5e94\u8be5\u548c\u65b9\u6848\u4e00\u662f\u4e00\u6837\u7684\u5427 <\/div>\n<\/p><\/div>\n<\/li>\n
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    \u8cc7\u6df1\u5927\u4f6c : taoprogramer <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @yanshenxian \u6309\u4e3b\u952e\u5206\u533a\u5c31\u884c\u4e86\uff0c\u53ef\u4ee5\u505a\u5230\u6bd4\u8f83\u5747\u5300\uff0c\u4f60\u6309 user_id \u5206\u7247\u4e0d\u80fd\u7528\u6237\u7684\u4e0d\u662f\u4e0d\u4e00\u6837\u4e48 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u8bf7\u6559\u4e0b \u4e00\u5bf9 N \u6570\u636e\u8868\u540c\u6b65\u7684\u573a\u666f…<\/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\/127333"}],"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=127333"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/127333\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=127333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=127333"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=127333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}