{"id":410,"date":"2022-09-03T22:02:20","date_gmt":"2022-09-03T14:02:20","guid":{"rendered":"http:\/\/viplao.com\/?p=410"},"modified":"2022-09-03T22:02:20","modified_gmt":"2022-09-03T14:02:20","slug":"%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/","title":{"rendered":"\u5b9e\u8df5\u6848\u4f8b &#8211; \u82cf\u5b81\u57fa\u4e8e ClickHouse \u7684\u5927\u6570\u636e\u5168\u94fe\u8def\u76d1\u63a7\u5b9e\u8df5"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 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href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#ClickHouse_%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\" title=\"ClickHouse \u6162\u67e5\u8be2\u76d1\u63a7\">ClickHouse \u6162\u67e5\u8be2\u76d1\u63a7<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#1_%E5%AE%9E%E6%97%B6%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\" title=\"1. \u5b9e\u65f6\u6162\u67e5\u8be2\u76d1\u63a7\">1. \u5b9e\u65f6\u6162\u67e5\u8be2\u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#2_%E5%8E%86%E5%8F%B2%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\" title=\"2. \u5386\u53f2\u6162\u67e5\u8be2\u76d1\u63a7\">2. \u5386\u53f2\u6162\u67e5\u8be2\u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#3_MergeTree_%E7%9B%91%E6%8E%A7\" title=\"3. MergeTree \u76d1\u63a7\">3. MergeTree \u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#4_%E6%85%A2%E6%9F%A5%E8%AF%A2%E5%BD%92%E5%9B%A0%E5%88%86%E6%9E%90\" title=\"4. \u6162\u67e5\u8be2\u5f52\u56e0\u5206\u6790\">4. \u6162\u67e5\u8be2\u5f52\u56e0\u5206\u6790<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#ClickHouse_%E9%9B%86%E7%BE%A4%E7%8A%B6%E6%80%81%E7%9B%91%E6%8E%A7\" title=\"ClickHouse \u96c6\u7fa4\u72b6\u6001\u76d1\u63a7\">ClickHouse \u96c6\u7fa4\u72b6\u6001\u76d1\u63a7<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#1_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E7%8A%B6%E6%80%81%E7%9B%91%E6%8E%A7\" title=\"1. \u96c6\u7fa4\u3001\u8282\u70b9\u72b6\u6001\u76d1\u63a7\">1. \u96c6\u7fa4\u3001\u8282\u70b9\u72b6\u6001\u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#2_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E3%80%81%E5%88%86%E7%89%87_QPS_%E5%92%8C%E8%BF%9E%E6%8E%A5%E6%95%B0%E7%9B%91%E6%8E%A7\" title=\"2. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247 QPS \u548c\u8fde\u63a5\u6570\u76d1\u63a7\">2. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247 QPS \u548c\u8fde\u63a5\u6570\u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#3_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E3%80%81%E5%88%86%E7%89%87%E5%8F%AF%E7%94%A8%E6%80%A7%E7%9B%91%E6%8E%A7\" title=\"3. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247\u53ef\u7528\u6027\u76d1\u63a7\">3. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247\u53ef\u7528\u6027\u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#4_%E5%85%A8%E9%93%BE%E8%B7%AF_Replicas_Delay_%E7%9B%91%E6%8E%A7\" title=\"4. \u5168\u94fe\u8def Replicas Delay \u76d1\u63a7\">4. \u5168\u94fe\u8def Replicas Delay \u76d1\u63a7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#5_%E5%85%A8%E9%93%BE%E8%B7%AF_Chproxy_%E7%9B%91%E6%8E%A7%E4%BF%A1%E6%81%AF\" title=\"5. \u5168\u94fe\u8def Chproxy \u76d1\u63a7\u4fe1\u606f\">5. \u5168\u94fe\u8def Chproxy \u76d1\u63a7\u4fe1\u606f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/#%E5%85%A8%E9%93%BE%E8%B7%AF%E7%9B%91%E6%8E%A7%E7%9A%84%E4%BC%98%E5%8A%BF%E5%92%8C%E5%B1%95%E6%9C%9B\" title=\"\u5168\u94fe\u8def\u76d1\u63a7\u7684\u4f18\u52bf\u548c\u5c55\u671b\">\u5168\u94fe\u8def\u76d1\u63a7\u7684\u4f18\u52bf\u548c\u5c55\u671b<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AE%80%E4%BB%8B\"><\/span>\u7b80\u4ecb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>ClickHouse \u662f\u4e00\u6b3e\u4f18\u79c0\u7684 OLAP \u5206\u6790\u5f15\u64ce\uff0c\u5c24\u5176\u662f\u5728\u5355\u8868\u5206\u6790 \u3001Colocate Join \u65b9\u9762\u6027\u80fd\u8868\u73b0\u5c24\u4e3a\u7a81\u51fa\u3002ClickHouse \u4e4b\u6240\u4ee5\u5728\u4f17\u591a\u7684 OLAP \u5206\u6790\u5f15\u64ce\u4e2d\u6210\u4e3a\u4f7c\u4f7c\u8005\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u5b83\u5177\u5907\u4ee5\u4e0b\u7279\u70b9\uff1a\u5217\u5f0f\u5b58\u50a8\u3001LSM-Tree \u5b58\u50a8\u5f15\u64ce\u3001\u5411\u91cf\u5316\u6267\u884c\u5f15\u64ce\u3001\u5f02\u6b65 Merge \u548c Mutation \u673a\u5236\u3001\u5e76\u53d1 MPP+ SMP \u7b49\u3002<\/p>\n\n\n\n<p>\u76ee\u524d\uff0cClickHouse \u5728\u82cf\u5b81\u5927\u6570\u636e\u7684\u6307\u6807\u548c\u6807\u7b7e\u7684\u5e94\u7528\u8f83\u591a\uff0c\u4ece\u6280\u672f\u5c42\u9762\u6765\u770b\uff0c\u4e3b\u8981\u89e3\u51b3\u7684\u573a\u666f\u6709\uff1a\u9ad8\u57fa\u6570\u7684\u6570\u636e\u5206\u6790\u3001\u7cbe\u786e\u53bb\u91cd\u3001\u4ea4\u4e92\u5f0f\u5206\u6790\u3001\u591a\u53d8\u6a21\u5f0f\u67e5\u8be2\u3001\u5927\u5bbd\u8868\u5206\u6790\u3001\u65f6\u5e8f\u5316\u6570\u636e\u5b58\u50a8\u3001\u5b9e\u65f6\u805a\u5408\u7684\u7269\u5316\u89c6\u56fe\u7b49\u3002\u4ece\u4e1a\u52a1\u5c42\u9762\u6765\u770b\uff0c\u4e3b\u8981\u5e94\u7528\u7684\u573a\u666f\u6709\uff1a\u65b0\u4e70\u5bb6\u3001\u8001\u4e70\u5bb6\u3001\u590d\u8d2d\u3001\u7559\u5b58\u3001\u5b9e\u65f6\u7528\u6237\u753b\u50cf\u3001\u4eba\u7fa4\u5305\u5708\u9009\u7b49\u3002\u800c\u57fa\u4e8e ClickHouse \u7684 RoaringBitmap \u65b9\u6848\uff0c\u4fdd\u8bc1\u4e86\u4ee5\u4e0a\u573a\u666f\u6570\u636e\u5206\u6790\u7684\u5b9e\u65f6\u548c\u9ad8\u6548\u3002<\/p>\n\n\n\n<p>\u5728 ClickHouse \u76d1\u63a7\u65b9\u9762\uff0c\u76ee\u524d\u5e02\u9762\u4e0a\u63d0\u4f9b\u7684\u53ef\u9002\u914d\u65b9\u6848\u4e0d\u591a\uff0c\u5e38\u7528\u7684\u6709 Prometheus +Grafana+ClickHouse_Exporter \u7ec4\u5408\u7684\u65b9\u5f0f\uff0c\u53ef\u901a\u8fc7\u63d0\u4f9b\u7684 Dashboards \u6765\u76d1\u63a7\u96c6\u7fa4\u72b6\u51b5\uff0c\u4f46\u9700\u8981\u5b89\u88c5 Prometheus \u548c ClickHouse_Exporter\uff0c\u4e0d\u7f16\u8bd1\u7684\u8bdd\u8fd8\u9700\u8981\u5b89\u88c5 GO \u73af\u5883\u548c Docker\uff0c\u6574\u4e2a\u6846\u67b6\u8fc7\u91cd\uff0c\u6210\u672c\u8fc7\u9ad8\uff0c\u5bf9\u4e2a\u6027\u5316\u7684\u76d1\u63a7\u4e5f\u4e0d\u652f\u6301\u3002\u8fd8\u6709\u4e00\u4e9b\u5176\u4ed6\u76d1\u63a7\u7ec4\u4ef6\u5982 Graphite + Grafana\uff0c\u5728\u8fd9\u91cc\u5c31\u4e0d\u505a\u4ecb\u7ecd\u3002\u6211\u4eec\u5c06 ClickHouse \u878d\u5165\u82cf\u5b81\u5168\u94fe\u8def\u76d1\u63a7\u751f\u6001\u4f53\u7cfb\uff0c\u5728\u5b8c\u5584\u76d1\u63a7\u4f53\u7cfb\u7684\u540c\u65f6\uff0c\u4e5f\u652f\u6491\u4e86\u4e2a\u6027\u5316\u7684\u76d1\u63a7\uff0c\u8fdb\u4e00\u6b65\u62d3\u5c55\u4e86\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\u7684\u6df1\u5ea6\u548c\u5e7f\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%8B%8F%E5%AE%81%E5%A4%A7%E6%95%B0%E6%8D%AE%E5%85%A8%E9%93%BE%E8%B7%AF%E7%9B%91%E6%8E%A7%E5%B9%B3%E5%8F%B0\"><\/span>\u82cf\u5b81\u5927\u6570\u636e\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E8%8B%8F%E5%AE%81%E5%85%A8%E9%93%BE%E8%B7%AF%E7%9B%91%E6%8E%A7%E5%B9%B3%E5%8F%B0%E4%BB%8B%E7%BB%8D\"><\/span>1. \u82cf\u5b81\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\u4ecb\u7ecd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/9a\/e1\/9a6cf1152f007b5a7dfbd84f727612e1.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 2-1 \u5168\u94fe\u8def\u76d1\u63a7\u67b6\u6784<\/p>\n\n\n\n<p>\u82cf\u5b81\u5927\u6570\u636e\u4e2d\u5fc3\u6570\u636e\u4e2d\u53f0\u6709\u4e00\u6574\u5957\u5b8c\u5584\u7684\u6307\u6807\u5efa\u8bbe\u4f53\u7cfb\uff0c\u5305\u542b\u4e86\u6307\u6807\u751f\u547d\u5468\u671f\u7ba1\u7406\u3001\u6307\u6807\u5206\u6790\u4f53\u7cfb\u4ee5\u53ca\u6570\u636e\u5feb\u901f\u53ef\u89c6\u5316\u5e73\u53f0\uff0c\u6570\u636e\u5206\u6790\u65f6\u8de8\u8d8a\u53ef\u89c6\u5316\u5e73\u53f0\u3001\u6307\u6807\u670d\u52a1\u5e73\u53f0\u53ca OLAP \u5206\u6790\u5f15\u64ce\u4e09\u5927\u5e73\u53f0\uff0c\u67e5\u8be2\u94fe\u8def\u8f83\u957f\uff0c\u5982\u679c\u6ca1\u6709\u4e00\u5957\u5b8c\u6574\u7684\u5168\u94fe\u8def\u76d1\u63a7\u5206\u6790\u5e73\u53f0\uff0c\u5bf9\u4e8e\u5b9a\u4f4d\u95ee\u9898\u4f1a\u5b58\u5728\u8f83\u5927\u7684\u56f0\u96be\u3002\u5168\u94fe\u8def\u76d1\u63a7\u6574\u4f53\u7684\u8bbe\u8ba1\u601d\u60f3\u662f\u5c06\u9875\u9762\u7684\u6bcf\u6b21 http \u8bf7\u6c42\u751f\u6210\u552f\u4e00\u7684\u6d41\u6c34\u53f7(serialId)\uff0c\u540e\u7eed\u6bcf\u8bbf\u95ee\u4e00\u6b21\u6307\u6807\u7ba1\u7406\u7cfb\u7edf\uff0c\u751f\u6210\u552f\u4e00\u7684 traceId\uff0c\u6bcf\u6b21\u8c03\u7528 OLAP \u63a5\u53e3\u751f\u6210\u552f\u4e00\u7684 olapId\uff0c\u8fd9\u6837\u5c31\u5f62\u6210 1 \u4e2a\u6d41\u6c34\u53f7\u5bf9\u5e94\u591a\u4e2a traceId\uff0c\u5173\u8054\u5bf9\u5e94\u540e\u7eed\u591a\u4e2a olapId\uff0c\u5f62\u6210\u4e00\u4e2a\u6811\u72b6\u8bf7\u6c42\uff0c\u5f97\u5230\u4e00\u4e2a\u5b8c\u6574\u7684\u8bf7\u6c42\u94fe\u8def\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u8bbe\u8ba1\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\uff081\uff09\u62a5\u8868\u8bbe\u8ba1\u7cfb\u7edf\u540e\u7aef\u9488\u5bf9\u62a5\u8868\u524d\u7aef\u7684\u6bcf\u6b21\u8bf7\u6c42\u751f\u6210\u552f\u4e00 traceId\uff0c\u9488\u5bf9\u8bf7\u6c42\u7684\u6bcf\u4e00\u6b65\u751f\u6210\u5c42\u7ea7\u5173\u7cfb\u7684 spanId\uff0c\u5e76\u5411\u6307\u6807\u7ba1\u7406\u7cfb\u7edf\u900f\u4f20 traceId \u548c\u5bf9\u5e94\u7684 spanId\u3002<\/p>\n\n\n\n<p>\uff082\uff09\u6307\u6807\u7ba1\u7406\u7cfb\u7edf\u63a5\u53d7\u8bf7\u6c42\u540e\uff0c\u6839\u636e\u68b3\u7406\u7684\u67e5\u8be2\u6743\u91cd\u8ba1\u7b97\u65b9\u5f0f\u751f\u6210\u201c\u67e5\u8be2\u6743\u91cd\u201dpriority\uff0c\u5728\u62a5\u8868\u8bbe\u8ba1\u7cfb\u7edf\u7684 spanId \u57fa\u7840\u4e0a\u7ee7\u7eed\u751f\u6210\u8c03\u7528\u5c42\u7ea7\u5173\u7cfb\u7684 spanId\uff0c\u5e76\u5411 OLAP \u900f\u4f20 traceId \u548c\u5bf9\u5e94\u7684 spanId\u3002<\/p>\n\n\n\n<p>\uff083\uff09Spark RDD \u5b9e\u73b0\u5c06 Druid\u3001PostGreSQL \u548c ClickHouse \u4e2d\u7684 queryId \u4e0e Spark worker \u4e2d\u7684 StageID \u4ee5\u53ca JobID \u5173\u8054\u8d77\u6765\u3002<\/p>\n\n\n\n<p>\uff084\uff09OLAP \u63a5\u53d7\u8bf7\u6c42\u540e\uff0c\u5728\u6307\u6807\u7ba1\u7406\u7cfb\u7edf\u7684 spanId \u57fa\u7840\u4e0a\u7ee7\u7eed\u751f\u6210\u8c03\u7528\u5c42\u7ea7\u5173\u7cfb\u7684 spanId\uff0c\u5e76\u5411 OLAP \u5f15\u64ce\u5c42\u900f\u4f20 traceId \u548c\u5bf9\u5e94\u7684 spanId\u3002<\/p>\n\n\n\n<p>\uff085\uff09OLAP \u5206\u6790\u5f15\u64ce\u5c42\uff0c\u901a\u8fc7\u6253\u901a traceId \u548c\u5404\u81ea\u5206\u6790\u5f15\u64ce\u6267\u884c\u8def\u5f84\u7684\u65b9\u5f0f\uff0c\u5b9e\u73b0\u8ddf\u8e2a\u5404\u6267\u884c\u8ba1\u5212\u3001\u6267\u884c\u8def\u5f84\u7684\u8017\u65f6\u3002\u4f8b\u5982\uff0c\u53ef\u901a\u8fc7 bigQueryId \u4e0e Druid \u5173\u8054\uff0c\u800c PostGreSQL \u548c ClickHouse \u5219\u53ef\u4ee5\u901a\u8fc7 traceId \u6620\u5c04\u5230\u5f15\u64ce\u5185\u90e8\u7684\u65b9\u5f0f\u8fdb\u884c\u5173\u8054\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E5%B0%86_ClickHouse_%E7%BA%B3%E5%85%A5%E5%88%B0%E5%85%A8%E9%93%BE%E8%B7%AF%E7%9B%91%E6%8E%A7%E5%B9%B3%E5%8F%B0\"><\/span>2. \u5982\u4f55\u5b9e\u73b0\u5c06 ClickHouse \u7eb3\u5165\u5230\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>ClickHouse \u5168\u94fe\u8def\u76d1\u63a7\u8986\u76d6\u8303\u56f4\u8f83\u5e7f\uff0c\u5305\u62ec\uff1a\u67e5\u8be2\u6d89\u53ca\u5230\u7684\u8282\u70b9\u3001\u5206\u7247\u3001\u7236\u67e5\u8be2\u548c\u5b50\u67e5\u8be2\u7684\u5173\u7cfb\u3001\u5728\u5404\u4e2a\u8282\u70b9\u7684\u67e5\u8be2\u8017\u65f6\u3001\u8bf7\u6c42\u5185\u5b58\u4f7f\u7528\u3001\u9ad8\u5cf0\u4f7f\u7528\u5185\u5b58\u3001CPU \u4f7f\u7528\u6570\u3001\u67e5\u8be2\u884c\u6570\u3001MergeTree \u4f7f\u7528\u72b6\u51b5\u3001\u67e5\u8be2\u65b9\u5f0f\uff08TCP\/HTTP\uff09\u4ee5\u53ca\u53c2\u4e0e\u67e5\u8be2\u7ebf\u7a0b\u6570\u7b49\u3002<\/p>\n\n\n\n<p>\u5728\u8c03\u7528 ClickHouse \u63d0\u4f9b\u670d\u52a1\u67e5\u8be2\uff08spark-jdbc\uff09\u7684\u65f6\u5019\uff0c\u5982\u4f55\u5c06 traceId \u900f\u4f20\u7ed9 ClickHouse \u7684 query_id \u5462?<\/p>\n\n\n\n<p>\u5b9e\u73b0\u5168\u94fe\u8def\u76d1\u63a7\uff0c\u4e3b\u8981\u662f\u901a\u8fc7 traceId \u8d2f\u7a7f\u6574\u4e2a\u94fe\u8def\u3002\u8868 system.processes \u548c\u8868 system.query_log \u4e2d\u7684 query_id \u662f\u968f\u673a\u751f\u6210\u7684\uff0cClickHouse \u7684 query_id \u652f\u6301\u81ea\u5b9a\u4e49\uff0c\u53ef\u5c06\u81ea\u5b9a\u4e49\u7684 query_id \u6620\u5c04\u5230\u7cfb\u7edf\u81ea\u751f\u6210\u7684 query_id \u4e0a\uff0c\u8fd9\u6837 ClickHouse \u5185\u90e8\u7684\u76d1\u63a7\u5c31\u80fd\u4e0e\u5168\u94fe\u8def\u6253\u901a\uff0c\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>ClickHouse-client --port 1***5 --time --format=Null --query=\"select count() from aggr_member\" --query_id=\"suning20200706\u201c echo 'select count() from aggr***member' | curl 'http:\/\/localhost:8**3\/?query_id=suning2020&amp;query=' --data-binary @-<\/code><code><\/code><\/pre>\n\n\n\n<p>\u590d\u5236\u4ee3\u7801<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ClickHouse_%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\"><\/span>ClickHouse \u6162\u67e5\u8be2\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E5%AE%9E%E6%97%B6%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\"><\/span>1. \u5b9e\u65f6\u6162\u67e5\u8be2\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/8a\/30\/8a7e1d1a908276e33ffc76b38d1f4330.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 3-1 \u5b9e\u65f6\u6162\u67e5\u8be2\u76d1\u63a7<\/p>\n\n\n\n<p>\u7236\u8282\u70b9\u67e5\u8be2 ID(initial_query_id)\u662f\u4ece\u4e0a\u6e38\u7cfb\u7edf\u4f20\u5165\u7684 traceId\uff0c\u6b64\u6b21\u67e5\u8be2\u7684\u6240\u6709\u5b50\u67e5\u8be2\u5747\u53ef\u6839\u636e traceId \u83b7\u53d6\uff0c\u53ef\u4ee5\u5b9e\u65f6\u5206\u6790\u67d0\u6b21\u67e5\u8be2\u5728\u96c6\u7fa4\u4e2d\u5404\u4e2a\u8282\u70b9\u7684\u72b6\u6001\uff0c\u5176\u4e2d\u5305\u62ec\u67e5\u8be2 query_id \u7684\u7236\u5b50\u5173\u7cfb\u53ca\u5bf9\u5e94\u7684\u8282\u70b9\u4fe1\u606f\u3001\u5404\u4e2a\u8282\u70b9\u7684\u67e5\u8be2\u811a\u672c\u3001\u67e5\u8be2\u8017\u65f6\u3001\u8bfb\u53d6\u7684\u884c\u6570\u3001\u8bf7\u6c42\u4f7f\u7528\u7684\u5185\u5b58\u3001\u9ad8\u5cf0\u4f7f\u7528\u7684\u5185\u5b58\u3001\u53c2\u4e0e\u67e5\u8be2\u7684\u7ebf\u7a0b\u6570\u3001user\u3001ProfileEvents\u3001Settings \u7b49\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/7a\/be\/7a1edd45d3a939f68a982bc667ab04be.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 3-2 \u5355\u6b21\u67e5\u8be2\u5185\u5b58\/CPU\/MergeTree\/\u8017\u65f6 TOPN \u76d1\u63a7<\/p>\n\n\n\n<p>\u56fe 3-2 \u5c55\u793a\u5404\u96c6\u7fa4\u4e2d\u7684\u6162\u67e5\u8be2 TOPN\u3001\u5355\u6b21\u67e5\u8be2\u5185\u5b58\u4f7f\u7528 TOPN\u3001\u5355\u6b21\u67e5\u8be2 CPU \u4f7f\u7528\u6570 TOPN\u3001MergeTree \u8017\u65f6 TOPN\uff0c\u652f\u6301\u5bf9\u8d85\u8fc7\u9884\u671f\u9608\u503c\u7684\u67e5\u8be2\u8fdb\u884c\u544a\u8b66\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E5%8E%86%E5%8F%B2%E6%85%A2%E6%9F%A5%E8%AF%A2%E7%9B%91%E6%8E%A7\"><\/span>2. \u5386\u53f2\u6162\u67e5\u8be2\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/d3\/1b\/d35be1dede55df3ff02878bba73d691b.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 3-3 \u5386\u53f2\u6162\u67e5\u8be2\u76d1\u63a7<\/p>\n\n\n\n<p>\uff081\uff09ClickHouse \u9ed8\u8ba4\u7684\u60c5\u51b5\u4e0b query_log \u8868\u662f\u672a\u5f00\u542f\u7684\u72b6\u6001\uff0c\u5fc5\u987b\u5c06\u5176\u5f00\u542f\uff0c\u4fee\u6539\u914d\u7f6e\u6587\u4ef6 users.xml\uff0c\u8def\u5f84\u4e3a\/etc\/clickhouse-server\/\uff0c\u65b0\u589e\u914d\u7f6e\u9879&lt;log_queries&gt;1&lt;\/log_queries&gt;\uff0c\u5f53\u67e5\u8be2\u65e5\u5fd7\u670d\u52a1\u5668\u53c2\u6570<a href=\"https:\/\/clickhouse.yandex\/docs\/zh\/operations\/settings\/settings\/\" target=\"_blank\" rel=\"noreferrer noopener\">log_queries<\/a>=1 \u65f6\uff0cClickHouse \u624d\u4f1a\u521b\u5efa\u6b64\u8868\u3002<\/p>\n\n\n\n<p>\uff082\uff09\u6bcf\u4e2a\u67e5\u8be2\u5728 query_log \u8868\u4e2d\u4f1a\u521b\u5efa\u4e00\u6761\u6216\u4e24\u6761\u8bb0\u5f55\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u67e5\u8be2\u7684\u72b6\u6001\uff1a<\/p>\n\n\n\n<ul><li>\u5982\u679c\u67e5\u8be2\u6267\u884c\u6210\u529f\uff0c\u5219\u4f1a\u5206\u522b\u521b\u5efa\u4e8b\u4ef6\u7c7b\u578b\u4e3a 1 \u548c 2 \u7684\u4e24\u6761\u8bb0\u5f55\uff1b<\/li><li>\u5982\u679c\u5728\u67e5\u8be2\u5904\u7406\u671f\u95f4\u53d1\u751f\u9519\u8bef\uff0c\u5219\u4f1a\u5206\u522b\u521b\u5efa\u4e8b\u4ef6\u7c7b\u578b\u4e3a 1 \u548c 4 \u7684\u4e24\u6761\u8bb0\u5f55\uff1b<\/li><li>\u5982\u679c\u5728\u67e5\u8be2\u542f\u52a8\u4e4b\u524d\u53d1\u751f\u9519\u8bef\uff0c\u5219\u4f1a\u521b\u5efa\u4e8b\u4ef6\u7c7b\u578b\u4e3a 3 \u7684\u5355\u6761\u8bb0\u5f55\u3002<\/li><\/ul>\n\n\n\n<p>\uff083\uff09 \u8868 query_log \u4e2d\u7684\u8bb0\u5f55\uff0c\u5b58\u50a8\u7684\u662f\u5386\u53f2\u67e5\u8be2\u5728\u96c6\u7fa4\u4e2d\u7684\u5404\u4e2a\u8282\u70b9\u7684\u72b6\u6001\uff0c\u5176\u4e2d\u5305\u62ec\u67e5\u8be2 query_id \u7684\u7236\u5b50\u5173\u7cfb\u53ca\u5bf9\u5e94\u7684\u8282\u70b9\u4fe1\u606f\u3001\u5404\u4e2a\u8282\u70b9\u7684\u67e5\u8be2\u811a\u672c\u3001\u67e5\u8be2\u5f00\u59cb\u65f6\u95f4\u3001\u67e5\u8be2\u65e5\u671f\u3001\u67e5\u8be2\u65f6\u95f4\u3001\u67e5\u8be2\u8017\u65f6\u3001\u67e5\u8be2\u884c\u6570\u3001\u67e5\u8be2\u7ed3\u679c\u7684\u5b57\u8282\u5927\u5c0f\u3001\u8bf7\u6c42\u4f7f\u7528\u7684\u5185\u5b58\u3001\u9ad8\u5cf0\u4f7f\u7528\u7684\u5185\u5b58\u3001\u53c2\u4e0e\u67e5\u8be2\u7684\u7ebf\u7a0b\u6570\u3001\u5806\u6808\u8ddf\u8e2a\u4ee5\u53ca\u67e5\u8be2\u5f02\u5e38\u4fe1\u606f\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_MergeTree_%E7%9B%91%E6%8E%A7\"><\/span>3. MergeTree \u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/f7\/a9\/f7e72bb73da09ccccfa53b72c83991a9.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 3-4 MergeTree \u57fa\u7840\u8868\u5f15\u64ce<\/p>\n\n\n\n<p>MergeTree \u8868\u4e2d\u6570\u636e\u5b58\u50a8\u5728 Part \u4e2d\uff0c\u5f53\u63d2\u5165\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u5c06\u6570\u636e\u521b\u5efa\u5728\u4e00\u4e2a\u65b0\u7684 Part \u4e2d\uff0cPart \u7684\u6570\u91cf\u4ee3\u8868\u7740\u63d0\u4ea4\u7684\u9891\u7387\u3002\u540e\u53f0\u4f1a\u8fdb\u884c\u5f02\u6b65\u7684 Merge \u8fc7\u7a0b\uff0c\u5c06\u5c0f\u7684 Part \u8fdb\u884c\u5408\u5e76\uff0c\u5e76\u4e14\u4f1a\u76f8\u5bf9\u5747\u8861\u7684\u5e73\u8861\u597d\u5408\u5e76\u901f\u5ea6\u548c Part \u6570\u91cf\u7684\u5173\u7cfb\u3002\u5bf9\u4e8e\u6bcf\u4e2a Part \u5747\u4f1a\u751f\u6210\u4e00\u4e2a\u7d22\u5f15\u6587\u4ef6\uff0c\u7d22\u5f15\u6587\u4ef6\u5b58\u50a8\u7684\u662f\u6bcf\u4e2a\u7d22\u5f15\u5757\u6570\u636e\u4e3b\u952e\u7684 value \u503c\u3002\u5bf9\u4e8e MergeTree \u7684\u76d1\u63a7\uff0c\u4e3b\u8981\u76d1\u63a7 MergeTree \u7684\u5f02\u5e38\u60c5\u51b5\uff0c\u6839\u636e\u5f02\u5e38\u4fe1\u606f\u8fdb\u884c\u544a\u8b66\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E6%85%A2%E6%9F%A5%E8%AF%A2%E5%BD%92%E5%9B%A0%E5%88%86%E6%9E%90\"><\/span>4. \u6162\u67e5\u8be2\u5f52\u56e0\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u901a\u8fc7\u4ee5\u4e0a\u7684\u76d1\u63a7\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u51fa\u6162\u67e5\u8be2\u3002\u5bfc\u81f4\u6162\u67e5\u8be2\u7684\u539f\u56e0\u53ef\u80fd\u6709\u5f88\u591a\uff0c\u53ef\u4ee5\u4ece\u5982\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\uff1a<\/p>\n\n\n\n<p>1\uff09\u5224\u65ad\u67e5\u8be2\u7684\u6570\u636e\u662f\u5426\u5b58\u5728 page cache \u4e2d\uff0c\u4ece page cache \u83b7\u53d6\u6570\u636e\u901f\u5ea6\u8fdc\u9ad8\u4e8e\u78c1\u76d8\u3002<\/p>\n\n\n\n<p>2\uff09\u9ad8\u57fa\u6570\u7684\u805a\u5408\u6216\u6392\u5e8f\u5bf9\u67e5\u8be2\u6548\u7387\u5f71\u54cd\u8f83\u5927\uff0cJOIN \u64cd\u4f5c\u65f6\u5e94\u5c06\u5c0f\u8868\u653e\u53f3\u8fb9\uff0c\u5206\u533a\u5b57\u6bb5\u4e0d\u5b9c\u8fc7\u591a\uff0c\u5bfc\u5165\u6570\u636e\u65f6\u5019\u6700\u597d\u5bf9\u6570\u636e\u8fdb\u884c\u4e8b\u5148\u6392\u5e8f\u3002<\/p>\n\n\n\n<p>3\uff09\u5f71\u54cd\u6027\u80fd\u6700\u5173\u952e\u7684\u6307\u6807\u662f CPU \u548c\u5185\u5b58\uff0cCPU \u8d85\u8fc7 70%\u5219\u53ef\u80fd\u4f1a\u51fa\u73b0\u5927\u8303\u56f4\u7684\u67e5\u8be2\u8d85\u65f6\u3002\u53e6\u5916\u9700\u8981\u5173\u95ed\u865a\u62df\u5185\u5b58\uff0c\u5426\u5219\u7269\u7406\u5185\u5b58\u548c\u865a\u62df\u5185\u5b58\u53ef\u80fd\u4f1a\u8fdb\u884c\u6570\u636e\u4ea4\u6362\uff0c\u4ece\u800c\u5bfc\u81f4\u67e5\u8be2\u53d8\u6162\u3002<\/p>\n\n\n\n<p>4\uff09ClickHouse \u5bf9\u9ad8\u5e76\u53d1\u652f\u6301\u4e0d\u592a\u53cb\u597d\uff0c\u9700\u8981\u5bf9\u5355\u4e2a\u67e5\u8be2\u7684\u8d44\u6e90\u52a0\u4ee5\u9650\u5236\uff0c\u5426\u5219\u4f1a\u5f71\u54cd\u5f53\u524d\u5176\u5b83\u67e5\u8be2\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u662f\u5e38\u89c4\u7684\u6162\u67e5\u8be2\u539f\u56e0\u5206\u6790\uff0c\u800c\u6709\u4e9b\u590d\u6742\u3001\u9ad8\u57fa\u6570\u7684\u67e5\u8be2\u53ef\u901a\u8fc7\u5de7\u5999\u7684\u8bbe\u8ba1\u65b9\u5f0f\uff0c\u8fbe\u5230\u9ad8\u6548\u67e5\u8be2\u7684\u76ee\u6807\u3002\u6211\u4eec\u5728\u57fa\u4e8e ClickHouse \u8ba1\u7b97\u4f1a\u5458\u65b0\u4e70\u5bb6\u3001\u8001\u4e70\u5bb6\u6570\u3001\u590d\u8d2d\u3001\u7559\u5b58\u7b49\u573a\u666f\u7684\u65f6\u5019\u53d1\u73b0\uff0c\u5982\u679c\u7528\u4f1a\u5458 ID \u8fdb\u884c HASH \u5206\u7247\u540e\u518d\u505a RoaringBitmap \u8ba1\u7b97\uff0c\u6700\u540e\u518d\u5c06\u6bcf\u4e2a\u5206\u7247\u7684\u8ba1\u7b97\u7ed3\u679c\u6c47\u603b\uff0c\u5176\u6267\u884c\u6548\u7387\u5c06\u63d0\u9ad8\u6570\u500d\u3002\u53e6\u5916\u5728\u8ba1\u7b97\u7eaf\u65b0\u4e70\u5bb6\u548c\u6b21\u65b0\u4e70\u5bb6\u7684\u65f6\u5019\uff0c\u901a\u8fc7\u5728\u5b50\u67e5\u8be2\u4e2d\u4f7f\u7528 ClickHouse-CTE \u7684 WITH \u65b9\u5f0f\uff0c\u540c\u6837\u53ef\u4ee5\u8fbe\u5230\u5b9e\u65f6\u3001\u9ad8\u6548\u7684\u67e5\u8be2\u76ee\u6807\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ClickHouse_%E9%9B%86%E7%BE%A4%E7%8A%B6%E6%80%81%E7%9B%91%E6%8E%A7\"><\/span>ClickHouse \u96c6\u7fa4\u72b6\u6001\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E7%8A%B6%E6%80%81%E7%9B%91%E6%8E%A7\"><\/span>1. \u96c6\u7fa4\u3001\u8282\u70b9\u72b6\u6001\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u53ef\u5bf9\u96c6\u7fa4\u3001\u8282\u70b9\u7684\u67e5\u8be2\u72b6\u6001\u8fdb\u884c\u76d1\u63a7\uff0c\u5982\u6210\u529f\u6b21\u6570\u3001\u5f02\u5e38\u6b21\u6570\u548c\u5931\u8d25\u6b21\u6570\uff0c\u5e76\u4e14\u6839\u636e\u8bbe\u5b9a\u7684\u9608\u503c\u5bf9\u5931\u8d25\u6216\u8d85\u65f6\u7684\u67e5\u8be2\u8fdb\u884c\u9884\u8b66\u3002\u540c\u65f6\u53ef\u5bf9\u5404\u4e2a\u8282\u70b9\u7684\u8fde\u63a5\u6570\u3001CPU \u4f7f\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u7387\u3001FileOpen\u3001\u6839\u5206\u533a\u4f7f\u7528\u7387\u4ee5\u53ca\u6700\u5927\u5206\u533a\u4f7f\u7528\u7387\u8fdb\u884c\u76d1\u63a7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E3%80%81%E5%88%86%E7%89%87_QPS_%E5%92%8C%E8%BF%9E%E6%8E%A5%E6%95%B0%E7%9B%91%E6%8E%A7\"><\/span>2. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247 QPS \u548c\u8fde\u63a5\u6570\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/4d\/20\/4d1c71e00053e43e433219c2f176f520.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 4-1 \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247 QPS \u76d1\u63a7<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/57\/0e\/573be1fb1338cecdef777e4fd776450e.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 4-2 \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247\u8fde\u63a5\u6570\u76d1\u63a7<\/p>\n\n\n\n<p>ClickHouse \u7684\u8ba1\u7b97\u548c\u5b58\u50a8\u662f\u4e00\u4f53\u5f0f\u7684\uff0c\u5e76\u672a\u505a\u8d44\u6e90\u9694\u79bb\uff0c\u4e3a\u4e86\u63d0\u9ad8\u7cfb\u7edf\u7684\u5e76\u53d1\u80fd\u529b\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u4fdd\u5b58\u4e3a\u591a\u4e2a\u526f\u672c\uff0c\u6bcf\u4e2a\u526f\u672c\u90e8\u7f72\u5230\u4e0d\u540c\u7684\u8282\u70b9\u4e0a\uff0c\u518d\u901a\u8fc7 Chproxy \u8def\u7531\u5230\u4e0d\u540c\u7684\u8282\u70b9\u8fdb\u884c\u67e5\u8be2\u3002\u4e3a\u4e86\u4fdd\u8bc1\u96c6\u7fa4\u7684\u6301\u7eed\u7a33\u5b9a\u3001\u53ef\u7528\uff0c\u9700\u8981\u5bf9\u5355\u4e2a\u67e5\u8be2\u7684\u8d44\u6e90\u4ee5\u53ca\u96c6\u7fa4\u6700\u5927\u652f\u6301\u7684\u5e76\u53d1\u8fdb\u884c\u9650\u5236\uff0c\u5177\u4f53\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>1\uff09\u96c6\u7fa4\u540c\u65f6\u652f\u6301\u7684\u6700\u5927\u5e76\u53d1\u8fde\u63a5\u6570\u53ef\u901a\u8fc7 Max_Concurrent_queries \u6765\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u4e3a 100\u3002<\/p>\n\n\n\n<p>2\uff09\u4e00\u4e2a\u67e5\u8be2\u5728\u5355\u53f0\u670d\u52a1\u4e0a\u6700\u5927\u4f7f\u7528\u7684\u5185\u5b58\u53ef\u901a\u8fc7 Max_memory_usage \u6765\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<p>3\uff09\u5355\u4e2a\u8282\u70b9\u4e0a\u6240\u6709\u67e5\u8be2\u7684\u6700\u5927\u5185\u5b58\u9650\u5236\u662f\u53ef\u901a\u8fc7 Max_memory_usage_for_all_queries \u6765\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<p>4\uff09\u5355\u6b21\u67e5\u8be2\u7684\u6700\u957f\u6267\u884c\u65f6\u95f4\u53ef\u901a\u8fc7 Max_execution_time \u6765\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E9%9B%86%E7%BE%A4%E3%80%81%E8%8A%82%E7%82%B9%E3%80%81%E5%88%86%E7%89%87%E5%8F%AF%E7%94%A8%E6%80%A7%E7%9B%91%E6%8E%A7\"><\/span>3. \u96c6\u7fa4\u3001\u8282\u70b9\u3001\u5206\u7247\u53ef\u7528\u6027\u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5177\u4f53\u53ef\u4ee5\u901a\u8fc7 HTTP API \u76d1\u89c6\u670d\u52a1\u5668\u7684\u53ef\u7528\u6027\u6765\u5b9e\u73b0\u3002\u901a\u8fc7 HTTP GET \u8bf7\u6c42\u540e\uff0c\u5982\u679c\u670d\u52a1\u5668\u53ef\u7528\uff0c\u5219\u8fd4\u56de 200 OK\uff0c\u5426\u5219\u8fd4\u56de\u5f02\u5e38\u6d88\u606f\u3002\u6b64\u5904\u9700\u8981\u6709\u4e2a\u544a\u8b66\u914d\u7f6e\u76d1\u63a7\u9879\uff0c\u4e00\u65e6\u76d1\u6d4b\u5230\u8282\u70b9\u4e0d\u53ef\u7528\uff0c\u53ef\u53ca\u65f6\u901a\u77e5\u76f8\u5173\u6280\u672f\u4eba\u5458\u8fdb\u884c\u7ef4\u62a4\uff0c\u5176\u4e2d\u544a\u8b66\u4fe1\u606f\u53ef\u901a\u8fc7\u77ed\u4fe1\u3001\u90ae\u4ef6\u7b49\u65b9\u5f0f\u8fdb\u884c\u63a8\u9001\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E5%85%A8%E9%93%BE%E8%B7%AF_Replicas_Delay_%E7%9B%91%E6%8E%A7\"><\/span>4. \u5168\u94fe\u8def Replicas Delay \u76d1\u63a7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/4c\/a3\/4ce30bc4f72a4d8d147ba1c46yy5eba3.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 4-3 Replicas Delay \u76d1\u63a7<\/p>\n\n\n\n<p>\uff081\uff09Random \u5206\u5e03\u5f0f\u968f\u673a\u9009\u53d6\u526f\u672c\u6709\u56db\u79cd\u7b97\u6cd5\uff1a<\/p>\n\n\n\n<ul><li>Random\uff1a\u9009\u53d6\u526f\u672c\u7684\u9ed8\u8ba4\u65b9\u5f0f\uff0c\u8be5\u7b97\u6cd5\u4e3b\u8981\u662f\u901a\u8fc7\u8ba1\u7b97\u526f\u672c\u7684\u9519\u8bef\u6570\u91cf\uff0c\u67e5\u8be2\u53d1\u9001\u5230\u51fa\u9519\u6700\u5c11\u7684\u526f\u672c\uff0c\u4f46\u8fd9\u79cd\u7b97\u6cd5\u6ca1\u6709\u8003\u8651\u5230\u670d\u52a1\u8282\u70b9\u662f\u5426\u76f8\u90bb\u7684\u573a\u666f\u3002<\/li><li>In order\uff1a\u9009\u53d6\u526f\u672c\u7684\u65b9\u5f0f\u662f\u6839\u636e\u914d\u7f6e\u4e2d\u6307\u5b9a\u7684\u987a\u5e8f\u3002<\/li><li>First or random\uff1a\u9009\u62e9\u96c6\u5408\u4e2d\u7b2c\u4e00\u4e2a\u526f\u672c\uff0c\u5982\u679c\u7b2c\u4e00\u4e2a\u526f\u672c\u4e0d\u53ef\u7528\uff0c\u5219\u968f\u673a\u8fdb\u884c\u526f\u672c\u9009\u62e9\u3002<\/li><li>Nearest hostname\uff1a\u6bcf\u9694 5 \u5206\u949f\u8ba1\u7b97\u526f\u672c\u7684\u9519\u8bef\u6570\u91cf\uff0c\u5982\u679c\u526f\u672c\u7684\u9519\u8bef\u6570\u91cf\u6700\u5c11\uff0c\u5219\u5c06\u67e5\u8be2\u53d1\u9001\u7ed9\u5b83\u3002<\/li><\/ul>\n\n\n\n<p>\uff082\uff09\u526f\u672c\u5141\u8bb8\u7684\u6700\u957f\u5ef6\u8fdf\u65f6\u95f4\uff0c\u53ef\u901a\u8fc7\u53c2\u6570 max_replica_delay_for_distributed_queries \u6765\u8bbe\u7f6e\uff1b\u526f\u672c\u7684\u5ef6\u8fdf\u65f6\u95f4\uff0c\u53ef\u4ee5\u4f7f\u7528 HTTP resource&nbsp;\/replicas-delay \u6765\u67e5\u8be2\uff0c\u4e0d\u5ef6\u8fdf\u5219\u8fd4\u56de 200 OK\uff0c\u5ef6\u8fdf\u5219\u8fd4\u56de\u548c\u9ed8\u8ba4\u65f6\u95f4\u7684\u5dee\u8ddd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_%E5%85%A8%E9%93%BE%E8%B7%AF_Chproxy_%E7%9B%91%E6%8E%A7%E4%BF%A1%E6%81%AF\"><\/span>5. \u5168\u94fe\u8def Chproxy \u76d1\u63a7\u4fe1\u606f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/static001.infoq.cn\/resource\/image\/7b\/01\/7b398d8a961d689ca44ce2c73138ab01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u56fe 4-4 ClickHouse Manger \u5de5\u4f5c\u6d41\u7a0b<\/p>\n\n\n\n<p>ClickHouse \u7684 Http \u4ee3\u7406\u548c\u8d1f\u8f7d\u5747\u8861\u5668\u662f Chproxy\uff0c\u82cf\u5b81\u901a\u8fc7 ClickHouse Manger \u6765\u7ba1\u7406 Chproxy \u7ec4\u4ef6\u7684\u542f\u52a8\u3001\u505c\u6b62\u3001\u6eda\u52a8\u5347\u7ea7\u4ee5\u53ca\u76d1\u63a7\uff0c\u5e76\u901a\u8fc7 ZK \u5411 Chproxy \u540c\u6b65\u914d\u7f6e\u6570\u636e\u3002ClickHouse \u96c6\u7fa4\u53ef\u4ee5\u90e8\u7f72\u591a\u4e2a Chproxy \u5b9e\u4f8b\uff0c\u5ba2\u6237\u7aef\u8fde\u63a5 ClickHouse \u96c6\u7fa4\u7684\u4ee3\u7406\u670d\u52a1\u540e\uff0c\u901a\u8fc7\u5bf9\u67e5\u8be2 SQL \u89e3\u6790\uff0c\u667a\u80fd\u7684\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\u3002\u540c\u65f6\uff0cChproxy \u4e5f\u652f\u6301\u6c34\u5e73\u6269\u5c55\u3002<\/p>\n\n\n\n<p>Chproxy \u80fd\u76d1\u63a7\u5230\u7684\u91cd\u70b9\u6307\u6807\u6709\uff1a\u96c6\u7fa4\u8bf7\u6c42\u961f\u5217\u5927\u5c0f\u3001\u8fdc\u7a0b\u5ba2\u6237\u7aef\u8fde\u63a5\u6570\u3001\u67e5\u8be2\u603b\u8bf7\u6c42\u6570\u3001\u53d6\u6d88\u8bf7\u6c42\u6570\u3001\u88ab\u62d2\u7edd\u8bf7\u6c42\u6570\u3001\u7f13\u5b58\u547d\u4e2d\u60c5\u51b5\u3001\u96c6\u7fa4\u548c\u8282\u70b9\u5065\u5eb7\u72b6\u6001\u7b49\uff0c\u82cf\u5b81\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\u53ef\u5bf9\u4e0a\u8ff0\u91cd\u70b9\u6307\u6807\u8fdb\u884c\u76d1\u63a7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%85%A8%E9%93%BE%E8%B7%AF%E7%9B%91%E6%8E%A7%E7%9A%84%E4%BC%98%E5%8A%BF%E5%92%8C%E5%B1%95%E6%9C%9B\"><\/span>\u5168\u94fe\u8def\u76d1\u63a7\u7684\u4f18\u52bf\u548c\u5c55\u671b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\u62d3\u5c55\u4e86\u6211\u4eec\u76d1\u63a7\u7cfb\u7edf\u80fd\u529b\u7684\u6df1\u5ea6\u548c\u5e7f\u5ea6\uff0c\u540c\u65f6\u4e3a ClickHouse \u7684\u8d44\u6e90\u9694\u79bb\u548c\u670d\u52a1\u5316\u63d0\u4f9b\u4e86\u53c2\u8003\u3002\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\u76ee\u524d\u5df2\u7ecf\u5c06\u6570\u636e\u5e94\u7528\u5c42\u3001SparkSQL \u89e3\u6790\u5c42\u3001OLAP \u8def\u7531\u52a0\u901f\u5c42\u4ee5\u53ca\u6570\u636e\u52a0\u901f\u5c42\u5168\u90e8\u8d2f\u7a7f\uff0c\u7528\u6237\u53d1\u8d77\u7684\u8bf7\u6c42\u5728\u5404\u4e2a\u9636\u6bb5\u7684\u8017\u65f6\u4e00\u76ee\u4e86\u7136\u3002\u6211\u4eec\u80fd\u628a\u5404\u4e2a OLAP \u5206\u6790\u5f15\u64ce\u5185\u90e8\u6267\u884c\u7684\u8017\u65f6\uff0c\u901a\u8fc7\u7edf\u4e00\u7684 queryId \u7eb3\u5165\u5230\u82cf\u5b81\u5168\u94fe\u8def\u76d1\u63a7\u5e73\u53f0\uff0c\u5f62\u6210\u4e00\u6761\u5b8c\u6574\u7684\u6267\u884c\u8017\u65f6\u76d1\u63a7\u94fe\u8def\u3002\u5404\u9636\u6bb5\u9884\u8bbe\u7684\u8d85\u65f6\u9884\u8b66\uff0c\u4f1a\u5728\u7b2c\u4e00\u65f6\u95f4\u901a\u77e5\u76f8\u5173\u8d23\u4efb\u4eba\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5bf9\u95ee\u9898\u5b9a\u4f4d\u3001\u4e3b\u52a8\u9884\u8b66\u90fd\u8d77\u5230\u4e86\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u540c\u65f6\u7ed9\u76d1\u63a7\u8fd0\u7ef4\u5e26\u6765\u4e86\u6781\u5927\u7684\u4fbf\u5229\u3002<\/p>\n\n\n\n<p>\u5728 OLAP \u8def\u7531\u5c42\uff0c\u6211\u4eec\u5df2\u7ecf\u5bf9\u63a5\u4e86 Druid\u3001Elasticsearch\u3001PostGreSQL \u4ee5\u53ca ClickHouse \u5206\u6790\u5f15\u64ce\uff0c\u540e\u7eed\u6211\u4eec\u5c06\u5bf9\u63a5\u5176\u5b83\u66f4\u591a\u7684 OLAP \u5206\u6790\u5f15\u64ce\uff0c\u5982 Doris\u3001Dremio \u548c RocksDB \u7b49\uff0c\u540c\u65f6\u6211\u4eec\u4e5f\u5c06\u6301\u7eed\u7ec6\u5316\u3001\u5206\u6790\u5404\u5f15\u64ce\u5185\u90e8\u6267\u884c\u9636\u6bb5\u7684\u8017\u65f6\u60c5\u51b5\uff0c\u5bf9\u5168\u94fe\u8def\u76d1\u63a7\u80fd\u529b\u8fdb\u884c\u66f4\u8fdb\u4e00\u6b65\u7684\u4f18\u5316\u63d0\u5347\u3002<\/p>\n\n\n\n<p><strong>\u4f5c\u8005\u4ecb\u7ecd\uff1a<\/strong><\/p>\n\n\n\n<p>\u8303\u4e1c\uff0c\u82cf\u5b81\u79d1\u6280\u96c6\u56e2\u5927\u6570\u636e\u4e2d\u5fc3\u8d44\u6df1\u67b6\u6784\u5e08\uff0c\u5728 OLAP\u3001OLTP \u9886\u57df\u6709\u7740\u6df1\u539a\u7684\u6280\u672f\u79ef\u7d2f\u3002\u76ee\u524d\u4e3b\u8981\u8d1f\u8d23\u6570\u636e\u4e2d\u53f0\u548c\u6570\u636e\u5de5\u5177\u5e73\u53f0\u7684\u67b6\u6784\u8bbe\u8ba1\u53ca\u6027\u80fd\u8c03\u4f18\u5de5\u4f5c\uff0c\u5728\u6570\u636e\u4e2d\u53f0\u3001\u6570\u636e\u96c6\u6210\u5f00\u53d1\u5de5\u5177\u3001\u6570\u636e\u8d44\u4ea7\u3001\u6570\u636e\u8d28\u91cf\u548c\u6570\u636e\u6cbb\u7406\u7b49\u65b9\u9762\u62e5\u6709\u4e30\u5bcc\u7684\u5b9e\u6218\u7ecf\u9a8c\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u4ecb ClickHouse \u662f\u4e00\u6b3e\u4f18\u79c0\u7684 OLAP \u5206\u6790\u5f15\u64ce\uff0c\u5c24\u5176\u662f\u5728\u5355\u8868\u5206\u6790 \u3001Colocate &hellip; <a href=\"http:\/\/viplao.com\/index.php\/2022\/09\/03\/%e5%ae%9e%e8%b7%b5%e6%a1%88%e4%be%8b-%e8%8b%8f%e5%ae%81%e5%9f%ba%e4%ba%8e-clickhouse-%e7%9a%84%e5%a4%a7%e6%95%b0%e6%8d%ae%e5%85%a8%e9%93%be%e8%b7%af%e7%9b%91%e6%8e%a7%e5%ae%9e%e8%b7%b5\/\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">\u5b9e\u8df5\u6848\u4f8b &#8211; \u82cf\u5b81\u57fa\u4e8e ClickHouse \u7684\u5927\u6570\u636e\u5168\u94fe\u8def\u76d1\u63a7\u5b9e\u8df5<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[16,14],"views":809,"_links":{"self":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/410"}],"collection":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/comments?post=410"}],"version-history":[{"count":1,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/410\/revisions"}],"predecessor-version":[{"id":411,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/410\/revisions\/411"}],"wp:attachment":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/media?parent=410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/categories?post=410"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/tags?post=410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}