{"id":1790,"date":"2020-07-01T05:16:41","date_gmt":"2020-06-30T21:16:41","guid":{"rendered":"http:\/\/39.97.231.10\/?p=1790"},"modified":"2020-07-01T05:16:41","modified_gmt":"2020-06-30T21:16:41","slug":"clickhouse%e7%94%a8%e6%88%b7%e6%9d%83%e9%99%90","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=1790","title":{"rendered":"ClickHouse\u7528\u6237\u6743\u9650"},"content":{"rendered":"<h2>\u80cc\u666f<\/h2>\n<p>\u6700\u8fd1\u82b1\u4e86\u4e9b\u65f6\u95f4\u770b\u4e86\u4e0b<a href=\\\"https:\/\/clickhouse.tech\/docs\/zh\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">ClickHouse\u6587\u6863<\/a>\uff0c\u53d1\u73b0\u5b83\u5728OLAP\u65b9\u9762\u8868\u73b0\u5f88\u4f18\u5f02\uff0c\u800c\u4e14\u76f8\u5bf9\u4e5f\u6bd4\u8f83\u8f7b\u91cf\u548c\u7b80\u5355\uff0c\u6240\u4ee5\u51c6\u5907\u5165\u95e8\u4e86\u89e3\u4e0b\u8be5\u6570\u636e\u5e93\u7cfb\u7edf\u3002\u5728<a href=\\\"https:\/\/www.cnblogs.com\/zhoujinyi\/p\/12625655.html\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">\u5b89\u88c5<\/a>\u5b8c\u4e4b\u540e\u9996\u5148\u505a\u7684\u5e94\u8be5\u5982\u4f55\u8bbe\u7f6e\u7528\u6237\u5bc6\u7801\u4ee5\u53ca\u6743\u9650\u63a7\u5236\u3002\u56e0\u4e3a\u548cMySQL\u3001MongoDB\u7b49\u6570\u636e\u5e93\u7684\u7528\u6237\u7ba1\u7406\u5b8c\u5168\u4e0d\u4e00\u6837\uff0c\u4e3a\u65b9\u4fbf\u81ea\u5df1\u4ee5\u540e\u76f4\u63a5\u67e5\u9605\uff0c\u672c\u6587\u5bf9\u5176\u7528\u6237\u6743\u9650\u7ba1\u7406\u65b9\u9762\u8fdb\u884c\u68b3\u7406\u8bf4\u660e\u3002<\/p>\n<h2>\u8bf4\u660e<\/h2>\n<p><a href=\\\"https:\/\/clickhouse.tech\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">ClickHouse<\/a>\u4f5c\u4e3a\u4e00\u4e2a\u5206\u6790\u7c7b\u578b\uff08OLAP\uff09\u7684\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u76f8\u5bf9\u4e8eMySQL\u6570\u636e\u5e93\u5728\u7528\u6237\u7ba1\u7406\u65b9\u9762\u6709\u5f88\u5927\u4e0d\u540c\uff0c\u5b83\u662f\u901a\u8fc7\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u6765\u5b9e\u73b0\u7528\u6237\u6743\u9650\u7ba1\u7406\u7684\u3002\u5728\u5b89\u88c5\u597d<a href=\\\"https:\/\/clickhouse.tech\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">ClickHouse<\/a>\u4e4b\u540e\uff0c\u5176\u9ed8\u8ba4\u7684\u914d\u7f6e\u6587\u4ef6\u5728\/etc\/clickhouse-server\u76ee\u5f55\u4e0b\uff0c\u5bf9\u5e94\u7684\u914d\u7f6e\u6587\u4ef6\u4e3ausers.xml\uff0cClickHouse\u4f7f\u7528\u5b83\u6765\u5b9a\u4e49\u7528\u6237\u76f8\u5173\u7684\u914d\u7f6e\u9879\u3002\u73b0\u5728\u5f00\u59cb\u5bf9\u5176\u8fdb\u884c\u8bf4\u660e\uff0c\u5bf9\u5e94\u624b\u518c\u91cc\u7684\u8bf4\u660e\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n<ul>\n<li id=\\\"settings-profiles\\\"><a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/settings_profiles\/#settings-profiles\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Settings profiles<\/a><\/li>\n<li id=\\\"user-settings\\\"><a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/settings_users\/#user-settings\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">User settings<\/a><\/li>\n<li id=\\\"constraints-on-settings\\\"><a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/constraints_on_settings\/#constraints-on-settings\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Constraints on Settings<\/a><\/li>\n<li id=\\\"quotas\\\"><a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/quotas\/#quotas\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Quotas<\/a><\/li>\n<li id=\\\"permissions_for_queries\\\"><a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/permissions_for_queries\/#permissions_for_queries\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Permissions for queries<\/a><\/li>\n<li><a href=\\\"https:\/\/clickhouse.tech\/docs\/zh\/operations\/access_rights\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Access Rights<\/a><\/li>\n<\/ul>\n<p>\u6ce8\u610f\u4e00\u70b9\uff0c\u4fee\u6539\u4e86user.xml\u7684\u53c2\u6570\u4e4b\u540e\u662f\u5373\u65f6\u751f\u6548\u7684\uff0c\u5982\u6709\u95ee\u9898\u53ef\u4ee5\u67e5\u770b\u5176\u9519\u8bef\u65e5\u5fd7\u3002\u597d\u4e86\uff0c\u73b0\u5728\u5f00\u59cb\u5bf9\u8fd9\u4e9b\u8fdb\u884c\u8bf4\u660e\uff0c\u5148\u719f\u6089\u7528\u6237\u6743\u9650\u7ba1\u7406\u8fd9\u4e00\u65b9\u9762\u7684\u76f8\u5173\u64cd\u4f5c\u3002<\/p>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/settings_profiles\/#settings-profiles\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Settings profiles<\/a>\u00a0\uff1a\u8bbe\u7f6e\u7528\u6237\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>profile\u7684\u4f5c\u7528\u7c7b\u4f3c\u4e8e\u7528\u6237\u89d2\u8272\uff0c\u53ef\u4ee5\u5728user.xml\u4e2d\u5b9a\u4e49\u591a\u7ec4profile\uff0c\u5e76\u53ef\u4ee5\u4e3a\u6bcf\u7ec4profile\u5b9a\u4e49\u4e0d\u540c\u7684\u914d\u7f6e\u9879\uff0c\u7c7b\u9650\u5236\u8d44\u6e90\u7684\u4f7f\u7528\u3002\u591a\u4e2aprofile\u7684\u914d\u7f6e\u53ef\u4ee5\u590d\u7528\u3002\u548b\u773c\u4e00\u770b\u6709\u70b9\u548cMySQL\u7684Proxy\u6743\u9650\u7c7b\u4f3c\u3002<\/p>\n<div>\n<pre>    &lt;profiles&gt; --\u914d\u7f6eprofile\n        &lt;default&gt;  -- \u81ea\u5b9a\u4e49profile\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n        &lt;readonly&gt;  -- \u81ea\u5b9a\u4e49profile\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000&lt;max_memory_usage&gt;100000000&lt;\/max_memory_usage&gt;\n        &lt;\/readonly&gt;\n    &lt;\/profiles&gt;<\/pre>\n<\/div>\n<p>\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li>&lt;default&gt;\uff1a\u81ea\u5b9a\u4e49profile\uff0c\u53ef\u4ee5\u5728\u5b83\u4e0b\u9762\u8bbe\u7f6e\u76f8\u5173\u53c2\u6570\uff0c\u5982\uff1a\u6700\u5927\u5185\u5b58\u4f7f\u7528\u3001\u53ea\u8bfb\u7b49\u7b49\u3002\u66f4\u591a\u7684\u914d\u7f6e\u53c2\u6570\u540e\u7eed\u4f1a\u4ecb\u7ecd\uff0c\u4e5f\u800c\u5df2\u770b<a href=\\\"https:\/\/clickhouse.tech\/docs\/zh\/operations\/settings\/settings\/#settings-force_index_by_date\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">\u5b98\u7f51\u6587\u6863<\/a>\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2aprofile\u3002<\/li>\n<\/ul>\n<p>\u8be5\u793a\u4f8b\u6307\u5b9a\u4e86\u4e24\u4e2aprofile\uff1adefault\u548creadonly\u3002 \u9ed8\u8ba4&lt;default&gt;\u6709\u4e00\u4e2a\u7279\u6b8a\u7528\u9014\uff1a\u5fc5\u987b\u59cb\u7ec8\u5b58\u5728\u5e76\u4e14\u5728\u542f\u52a8\u670d\u52a1\u5668\u65f6\u5e94\u7528\u3002profile\u6587\u4ef6\u53ef\u4ee5\u76f8\u4e92\u7ee7\u627f\uff0c\u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u5217\u51fa\u5373\u53ef\uff0c\u5982\u5b9a\u4e49\u4e00\u4e2atest\u7684profile\uff1a<\/p>\n<div>\n<pre>        &lt;test&gt;\n            &lt;profile&gt;readonly&lt;\/profile&gt;\n            &lt;max_memory_usage&gt;10000&lt;\/max_memory_usage&gt;\n        &lt;\/test&gt;<\/pre>\n<\/div>\n<p>test\u7684profile\u7ee7\u627f\u4e86readonly\u7684profile\uff0c\u5305\u542b\u4e86\u5176\u6240\u6709\u7684\u914d\u7f6e\uff0c\u5e76\u4e14\u4f7f\u7528\u65b0\u53c2\u6570\u6765\u8986\u76d6\u5176\u539f\u6709\u7684\u914d\u7f6e\u3002\u8bbe\u7f6e\u4e86\u4e4b\u540e\u5982\u4f55\u4f7f\u7528\u5462\uff1f\u6709\u4e8c\u79cd\u65b9\u6cd5\uff0c\u7b2c1\u662f\u76f4\u63a5\u5728\u7ec8\u7aef\u547d\u4ee4\u884c\u91cc\u8fdb\u884c\u8bbe\u7f6e\uff0c\u7b2c2\u4e2a\u662f\u5728users.xml\u4e2d\u7684users\u9009\u9879\u7ec4\u91cc\u8fdb\u884c\u6307\u5b9a\uff08\u540e\u9762\u4f1a\u8bf4\u660e\uff09\u3002<\/p>\n<div><img id=\\\"code_img_closed_2b515f56-34ea-47f2-abe0-c4a1b3a3ba06\\\" src=\\\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\\\" alt=\\\"\\\" \/>\u00a0View Code<\/div>\n<p>\u6d4b\u8bd5\u8bf4\u660e\u5df2\u7ecf\u628areadonly\u7684profile\u7684\u53c2\u6570\uff08readonly\uff09\u7ee7\u627f\u8fc7\u6765\u4e86\u3002<\/p>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/constraints_on_settings\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Constraints on Settings<\/a>\uff1a\u7ea6\u675f<\/h3>\n<p>\u5728user.xml\u914d\u7f6e\u6587\u4ef6\u7684profile\u9009\u9879\u7ec4\u4e0bconstraints\u9009\u9879\u7ec4\u91cc\u5b9a\u4e49\u5bf9\u8bbe\u7f6e\u7684\u7ea6\u675f\uff0c\u5e76\u7981\u6b62\u7528\u6237\u4f7f\u7528SET\u67e5\u8be2\u66f4\u6539\u67d0\u4e9b\u8bbe\u7f6e\u3002constraints\u6807\u7b7e\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u7ec4\u7ea6\u675f\u6761\u4ef6\uff0c\u4ee5\u9650\u5236profile\u5185\u7684\u53c2\u6570\u503c\u88ab\u968f\u610f\u4fee\u6539\uff0c\u7ea6\u675f\u6761\u4ef6\u6709\u5982\u4e0b\u4e09\u79cd\u89c4\u5219\uff1a<\/p>\n<ul>\n<li>min\uff1a\u6700\u5c0f\u503c\u7ea6\u675f\uff0c\u5728\u8bbe\u7f6e\u76f8\u5e94\u53c2\u6570\u7684\u65f6\u5019\uff0c\u53d6\u503c\u4e0d\u80fd\u5c0f\u4e8e\u8be5\u9608\u503c\uff1b<\/li>\n<li>max\uff1a\u6700\u5927\u503c\u7ea6\u675f\uff0c\u5728\u8bbe\u7f6e\u76f8\u5e94\u53c2\u6570\u7684\u65f6\u5019\uff0c\u53d6\u503c\u4e0d\u80fd\u5927\u4e8e\u8be5\u9608\u503c\uff1b<\/li>\n<li>readonly\uff1a\u53ea\u8bfb\u7ea6\u675f\uff0c\u8be5\u53c2\u6570\u503c\u4e0d\u5141\u8bb8\u88ab\u4fee\u6539\u3002<\/li>\n<\/ul>\n<p>\u9700\u8981\u5728profile\u9009\u9879\u7ec4\u91cc\u8bbe\u7f6econstraints\uff0c\u6a21\u677f\uff1a<\/p>\n<div>\n<pre>&lt;profiles&gt;\n  &lt;user_name&gt;\n    &lt;constraints&gt;\n      &lt;setting_name_1&gt;\n        &lt;min&gt;lower_boundary&lt;\/min&gt;\n      &lt;\/setting_name_1&gt;\n      &lt;setting_name_2&gt;\n        &lt;max&gt;upper_boundary&lt;\/max&gt;\n      &lt;\/setting_name_2&gt;\n      &lt;setting_name_3&gt;\n        &lt;min&gt;lower_boundary&lt;\/min&gt;\n        &lt;max&gt;upper_boundary&lt;\/max&gt;\n      &lt;\/setting_name_3&gt;\n      &lt;setting_name_4&gt;\n        &lt;readonly\/&gt;\n      &lt;\/setting_name_4&gt;\n    &lt;\/constraints&gt;\n  &lt;\/user_name&gt;\n&lt;\/profiles&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u5982\u679c\u8fdd\u53cd\u7ea6\u675f\uff0c\u5219\u4f1a\u5f15\u53d1\u5f02\u5e38\uff0c\u5e76\u4e14\u8bbe\u7f6e\u5b9e\u9645\u4e0a\u4e0d\u4f1a\u66f4\u6539\u3002\u652f\u6301\u4e09\u79cd\u7ea6\u675f\u7c7b\u578b\uff1a\u6700\u5c0f\uff0c\u6700\u5927\uff0c\u53ea\u8bfb\u3002 \u6700\u5c0f\u548c\u6700\u5927\u7ea6\u675f\u4e3a\u6570\u5b57\u8bbe\u7f6e\u6307\u5b9a\u4e0a\u9650\u548c\u4e0b\u9650\uff0c\u5e76\u4e14\u53ef\u4ee5\u7ec4\u5408\u4f7f\u7528\u3002 \u53ea\u8bfb\u7ea6\u675f\u6307\u5b9a\u7528\u6237\u5b8c\u5168\u4e0d\u80fd\u66f4\u6539\u76f8\u5e94\u7684\u8bbe\u7f6e\u3002\u5982\uff1a<\/p>\n<div>\n<pre>    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;force_index_by_date&gt;0&lt;\/force_index_by_date&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n            &lt;constraints&gt;\n                &lt;max_memory_usage&gt;\n                    &lt;min&gt;100000&lt;\/min&gt;\n                    &lt;max&gt;20000&lt;\/max&gt;\n                &lt;\/max_memory_usage&gt;\n                &lt;force_index_by_date&gt;\n                    &lt;readonly\/&gt;\n                &lt;\/force_index_by_date&gt;\n            &lt;\/constraints&gt;\n        &lt;\/default&gt;\n    &lt;\/profiles&gt;<\/pre>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u5728default\u9ed8\u8ba4profile\u4e2d\u5b9a\u4e49\u7684constraints\u7ea6\u675f\uff0c\u5c06\u4f5c\u4e3a\u9ed8\u8ba4\u7684\u5168\u5c40\u7ea6\u675f\uff0c\u81ea\u52a8\u88ab\u5176\u4ed6profile\u7ee7\u627f\u3002\u4f8b\u5b50\u4e2d\u7ea6\u675f\u4e86\u53c2\u6570max_memory_usage\u7684\u6700\u5927\u6700\u5c0f\u503c\u548c\u53c2\u6570force_index_by_date\u7684\u53ea\u8bfb\u5c5e\u6027\uff0c\u4e0d\u80fd\u4fee\u6539\u3002\u5173\u4e8e\u66f4\u591a\u7684\u53c2\u6570\u540e\u7eed\u4f1a\u518d\u8fdb\u884c\u8bf4\u660e\uff0c\u4e5f\u53ef\u4ee5\u770b<a href=\\\"https:\/\/clickhouse.tech\/docs\/zh\/operations\/settings\/settings\/#settings-force_index_by_date\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">\u5b98\u65b9\u6587\u6863<\/a>\u3002\u5982\u679c\u8fdd\u53cd\u7ea6\u675f\u5219\u4f1a\u62a5\u9519\uff1a<\/p>\n<div class=\\\"cnblogs_code\\\">\n<div id=\\\"cnblogs_code_open_a6339b01-ceb1-4e75-a296-c15300b967e2\\\" class=\\\"cnblogs_code_hide\\\">\n<pre>Code: 201. DB::Exception: Received from localhost:9000. DB::Exception: Quota for user `default` for 10s has been exceeded: queries = 4\/3. Interval will end at 2020-04-02 11:29:40. Name of quota template: `default`.<\/pre>\n<\/div>\n<\/div>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/quotas\/#quotas\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Quotas<\/a>\uff1a\u914d\u989d\uff0c\u9650\u5236\u4f7f\u7528\u8d44\u6e90\uff0c\u9650\u5236\u6709\u4e8c\u79cd\u7c7b\u578b\uff1a\u4e00\u662f\u5728\u56fa\u5b9a\u5468\u671f\u91cc\u7684\u6267\u884c\u6b21\u6570(quotas)\uff0c\u4e8c\u662f\u9650\u5236\u7528\u6237\u6216\u5219\u67e5\u8be2\u7684\u4f7f\u7528\u8d44\u6e90\uff08profiles\uff09<\/h3>\n<p>\u5728user.xml\u914d\u7f6e\u6587\u4ef6\u7684\u9009\u9879\u7ec4quotas\u91cc\u8bbe\u7f6e\uff0c\u9650\u5236\u8be5\u7528\u6237\u4e00\u6bb5\u65f6\u95f4\u5185\u7684\u8d44\u6e90\u4f7f\u7528\uff0c\u5373\u5bf9\u4e00\u6bb5\u65f6\u95f4\u5185\u8fd0\u884c\u7684\u4e00\u7ec4\u67e5\u8be2\u65bd\u52a0\u9650\u5236\uff0c\u800c\u4e0d\u662f\u9650\u5236\u5355\u4e2a\u67e5\u8be2\u3002\u8fd8\u5177\u6709\u9650\u5236\u5355\u4e2a\u67e5\u8be2\u7684\u590d\u6742\u6027\u7684\u529f\u80fd\u3002\u6a21\u677f\uff1a<\/p>\n<div>\n<div><\/div>\n<pre>    &lt;!-- Quotas. --&gt;\n    &lt;quotas&gt;\n        &lt;!-- Name of quota. --&gt;\n        &lt;default&gt; --\u6307\u5b9aquotas\u540d\n            &lt;!-- Limits for time interval. You could specify many intervals with different limits. --&gt;\n            &lt;interval&gt; --\u65f6\u95f4\u95f4\u9694\n                &lt;!-- Length of interval. --&gt;\n                &lt;duration&gt;3600&lt;\/duration&gt; --\u5468\u671f\n                &lt;!-- No limits. Just calculate resource usage for time interval. --&gt;\n                &lt;queries&gt;0&lt;\/queries&gt;\n                &lt;errors&gt;0&lt;\/errors&gt;\n                &lt;result_rows&gt;0&lt;\/result_rows&gt;\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;\n                &lt;execution_time&gt;0&lt;\/execution_time&gt;\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u914d\u989d\u4ec5\u8ddf\u8e2a\u6bcf\u5c0f\u65f6\u7684\u8d44\u6e90\u6d88\u8017\uff0c\u800c\u6ca1\u6709\u9650\u5236\u4f7f\u7528\u60c5\u51b5\u3002\u5728\u6bcf\u4e2a\u8bf7\u6c42\u4e4b\u540e\uff0c\u5c06\u4e3a\u6bcf\u4e2a\u65f6\u95f4\u95f4\u9694\u8ba1\u7b97\u7684\u8d44\u6e90\u6d88\u8017\u8f93\u51fa\u5230\u670d\u52a1\u5668\u65e5\u5fd7\u3002<br \/>\n\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li>&lt;default&gt;\uff1a\u914d\u989d\u89c4\u5219\u540d\u3002<\/li>\n<li>&lt;interval&gt;\uff1a\u914d\u7f6e\u65f6\u95f4\u95f4\u9694\uff0c\u6bcf\u4e2a\u65f6\u95f4\u5185\u7684\u8d44\u6e90\u6d88\u8017\u9650\u5236\u3002<\/li>\n<li>&lt;duration&gt;\uff1a\u65f6\u95f4\u5468\u671f\uff0c\u5355\u4f4d\u79d2\u3002<\/li>\n<li>&lt;queries&gt;\uff1a\u65f6\u95f4\u5468\u671f\u5185\u5141\u8bb8\u7684\u8bf7\u6c42\u603b\u6570\uff0c0\u8868\u793a\u4e0d\u9650\u5236\u3002<\/li>\n<li>&lt;errors&gt;\uff1a\u65f6\u95f4\u5468\u671f\u5185\u5141\u8bb8\u7684\u5f02\u5e38\u603b\u6570\uff0c0\u8868\u793a\u4e0d\u9650\u5236\u3002<\/li>\n<li>&lt;result_rows&gt;\uff1a\u65f6\u95f4\u5468\u671f\u5185\u5141\u8bb8\u8fd4\u56de\u7684\u884c\u6570\uff0c0\u8868\u793a\u4e0d\u9650\u5236\u3002<\/li>\n<li>&lt;read_rows&gt;\uff1a\u65f6\u95f4\u5468\u671f\u5185\u5141\u8bb8\u5728\u5206\u5e03\u5f0f\u67e5\u8be2\u4e2d\uff0c\u8fdc\u7aef\u8282\u70b9\u8bfb\u53d6\u7684\u6570\u636e\u884c\u6570\uff0c0\u8868\u793a\u4e0d\u9650\u5236\u3002<\/li>\n<li>&lt;execution_time&gt;\uff1a\u65f6\u95f4\u5468\u671f\u5185\u5141\u8bb8\u6267\u884c\u7684\u67e5\u8be2\u65f6\u95f4\uff0c\u5355\u4f4d\u662f\u79d2\uff0c0\u8868\u793a\u4e0d\u9650\u5236\u3002<\/li>\n<\/ul>\n<p>\u4e0a\u9762\u793a\u4f8b\u4e2d\u7684\u914d\u7f6e\uff0c\u5c5e\u6027\u503c\u5747\u4e3a0\uff0c\u6240\u4ee5\u8d44\u6e90\u914d\u989d\u4e0d\u505a\u4efb\u4f55\u9650\u5236\u3002\u73b0\u5728\u7ee7\u7eed\u58f0\u660e\u53e6\u5916\u4e00\u7ec4\u914d\u989d\uff1a<\/p>\n<div>\n<pre>&lt;statbox&gt;\n    &lt;interval&gt;\n        &lt;duration&gt;3600&lt;\/duration&gt;\n        &lt;queries&gt;1000&lt;\/queries&gt;\n        &lt;errors&gt;100&lt;\/errors&gt;\n        &lt;result_rows&gt;1000000000&lt;\/result_rows&gt;\n        &lt;read_rows&gt;100000000000&lt;\/read_rows&gt;\n        &lt;execution_time&gt;900&lt;\/execution_time&gt;\n    &lt;\/interval&gt;\n    &lt;interval&gt;\n        &lt;duration&gt;86400&lt;\/duration&gt;\n        &lt;queries&gt;10000&lt;\/queries&gt;\n        &lt;errors&gt;1000&lt;\/errors&gt;\n        &lt;result_rows&gt;5000000000&lt;\/result_rows&gt;\n        &lt;read_rows&gt;500000000000&lt;\/read_rows&gt;\n        &lt;execution_time&gt;7200&lt;\/execution_time&gt;\n    &lt;\/interval&gt;\n&lt;\/statbox&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u5bf9\u4e8e\u201c statbox\u201d\u914d\u989d\uff0c\u6bcf\u5c0f\u65f6\u548c\u6bcf24\u5c0f\u65f6\uff0886,400\u79d2\uff09\u8bbe\u7f6e\u9650\u5236\uff0c \u5982\u679c\u8d85\u8fc7\u9650\u5236\u5219\u4f1a\u6267\u884c\u5931\u8d25\uff0c\u5e76\u7ed9\u51fa\u4f55\u65f6\u624d\u80fd\u6267\u884c\u7684\u9519\u8bef\uff1a<\/p>\n<div class=\\\"cnblogs_code\\\">\n<div id=\\\"cnblogs_code_open_1feb1ca0-c236-4147-aa5b-f974a24f0854\\\" class=\\\"cnblogs_code_hide\\\">\n<pre>Code: 241. DB::Exception: Received from localhost:9000. DB::Exception: Memory limit (for user) exceeded: would use 4.81 MiB (attempt to allocate chunk of 5045339 bytes), maximum: 1.00 B: While executing MergeTree<\/pre>\n<\/div>\n<\/div>\n<p>\u4ece\u5b9e\u65bd\u5b9a\u4e49\u7684\u56fa\u5b9a\u65f6\u523b\u5f00\u59cb\u8ba1\u7b97\u65f6\u95f4\u95f4\u9694\u3002\u95f4\u9694\u7ed3\u675f\u65f6\uff0c\u5c06\u6e05\u9664\u6240\u6709\u6536\u96c6\u7684\u503c\u3002 \u63a5\u4e0b\u6765\u7684\u4e00\u4e2a\u5c0f\u65f6\uff0c\u914d\u989d\u8ba1\u7b97\u5c06\u91cd\u65b0\u5f00\u59cb\u3002\u5bf9\u4e8e\u5206\u5e03\u5f0f\u67e5\u8be2\u5904\u7406\uff0c\u7d2f\u79ef\u91cf\u5b58\u50a8\u5728\u8bf7\u6c42\u8005\u670d\u52a1\u5668\u4e0a\u3002 \u56e0\u6b64\uff0c\u5982\u679c\u7528\u6237\u8f6c\u5230\u53e6\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u5219\u90a3\u91cc\u7684\u914d\u989d\u5c06\u91cd\u65b0\u5f00\u59cb\u3002\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u540e\uff0c\u914d\u989d\u5c06\u91cd\u7f6e\u3002<br \/>\nquotas\u00a0\u5728\u914d\u7f6e\u7684\u201c\u7528\u6237\u201d\u90e8\u5206\u5206\u914d\u7ed9\u7528\u6237\uff0c\u5982\u679c\u4e0d\u662f\u6839\u636e\u65f6\u95f4\u5468\u671f\u800c\u662f\u6839\u636e\u67e5\u8be2\u7684\u8d44\u6e90\u6d88\u8017\u6765\u8fdb\u884c\u9650\u5236\uff0c\u5219\u5728user.xml\u91cc\u7684profile\u91cc\u8fdb\u884c\u8bbe\u7f6e\uff0c\u5982\u53c2\u6570\uff1a<\/p>\n<div>\n<div><\/div>\n<pre>1\uff1amax_memory_usage\uff1a\u5728\u5355\u4e2aClickHouse\u670d\u52a1\u8fdb\u7a0b\u4e2d\uff0c\u8fd0\u884c\u4e00\u6b21\u67e5\u8be2\u9650\u5236\u4f7f\u7528\u7684\u6700\u5927\u5185\u5b58\u7528\u91cf\uff0c\u9ed8\u8ba4\u503c\u4e3a10G\uff1b\n2\uff1amax_memory_usage_for_user\uff1a\u5728\u5355\u4e2aClickHouse\u670d\u52a1\u8fdb\u7a0b\u4e2d\uff0c\u4ee5\u7528\u6237\u4e3a\u5355\u4f4d\u8fdb\u884c\u7edf\u8ba1\uff0c\u5355\u4e2a\u7528\u6237\u5728\u8fd0\u884c\u67e5\u8be2\u65f6\uff0c\u9650\u5236\u4f7f\u7528\u7684\u6700\u5927\u5185\u5b58\u7528\u91cf\uff0c\u9ed8\u8ba4\u503c\u4e3a0\uff0c\u5373\u4e0d\u505a\u9650\u5236\uff1b\n3\uff1amax_memory_usage_for_all_queries\uff1a\u5728\u5355\u4e2aClickHouse\u670d\u52a1\u8fdb\u7a0b\u4e2d\uff0c\u6240\u6709\u8fd0\u884c\u7684\u67e5\u8be2\u7d2f\u52a0\u5728\u4e00\u8d77\uff0c\u9650\u5236\u4f7f\u7528\u7684\u6700\u5927\u5185\u5b58\u7528\u91cf\uff0c\u9ed8\u8ba4\u4e3a0\u4e0d\u505a\u9650\u5236\uff1b\n4\uff1amax_partitions_per_insert_block\uff1a\u5728\u5355\u6b21INSERT\u5199\u5165\u7684\u65f6\u5019\uff0c\u9650\u5236\u521b\u5efa\u7684\u6700\u5927\u5206\u533a\u4e2a\u6570\uff0c\u9ed8\u8ba4\u503c\u4e3a100\u4e2a\u3002\u5982\u679c\u8d85\u51fa\u8fd9\u4e2a\u9608\u503c\u6570\u76ee\uff0c\u5c06\u4f1a\u5f97\u5230\u5f02\u5e38\uff1b\n5:max_rows_to_group_by\uff1a\u5728\u6267\u884cGROUP BY\u805a\u5408\u67e5\u8be2\u7684\u65f6\u5019\uff0c\u9650\u5236\u53bb\u91cd\u540e\u7684\u805a\u5408KEY\u7684\u6700\u5927\u4e2a\u6570\uff0c\u9ed8\u8ba4\u503c\u4e3a0\uff0c\u5373\u4e0d\u505a\u9650\u5236\u3002\u5f53\u8d85\u8fc7\u9608\u503c\u6570\u91cf\u7684\u65f6\u5019\uff0c\u5176\u5904\u7406\u65b9\u5f0f\u7531group_by_overflow_mode\u53c2\u6570\u51b3\u5b9a\uff1b\n6:group_by_overflow_mode\uff1a\u5f53max_rows_to_group_by\u7194\u65ad\u89c4\u5219\u89e6\u53d1\u7684\u65f6\u5019\uff0c\u6709\u4e09\u79cd\u5904\u7406\u5f62\u5f0f:\nthrow\u629b\u51fa\u5f02\u5e38\uff0c\u6b64\u4e43\u9ed8\u8ba4\u503c\uff1b\nbreak\u7acb\u5373\u505c\u6b62\u67e5\u8be2\uff0c\u5e76\u8fd4\u56de\u5f53\u524d\u90e8\u5206\u7684\u6570\u636e\uff1b\nany\u4ec5\u4ee5\u5f53\u524d\u5df2\u5b58\u5728\u7684\u805a\u5408KEY\uff0c\u7ee7\u7eed\u5b8c\u6210\u805a\u5408\u67e5\u8be2\uff1b\n7:max_bytes_before_external_group_by\uff1a\u5728\u6267\u884cGROUP BY\u805a\u5408\u67e5\u8be2\u7684\u65f6\u5019\uff0c\u9650\u5236\u4f7f\u7528\u7684\u6700\u5927\u5185\u5b58\u7528\u91cf\uff0c\u9ed8\u8ba4\u503c\u4e3a0\uff0c\u5373\u4e0d\u505a\u9650\u5236\u3002\u5f53\u8d85\u8fc7\u9608\u503c\u6570\u91cf\u7684\u65f6\u5019\uff0c\u805a\u5408\u67e5\u8be2\u5c06\u4f1a\u8fdb\u4e00\u6b65\u501f\u7528\u672c\u5730\u78c1\u76d8\u3002<\/pre>\n<div><\/div>\n<\/div>\n<p>\u5982\u679c\u8d85\u8fc7\u4e86\u9650\u5236\u5219\u62a5\u9519\uff1a<\/p>\n<div class=\\\"cnblogs_code\\\">\n<div id=\\\"cnblogs_code_open_1feb1ca0-c236-4147-aa5b-f974a24f0854\\\" class=\\\"cnblogs_code_hide\\\">\n<pre>Code: 241. DB::Exception: Received from localhost:9000. DB::Exception: Memory limit (for user) exceeded: would use 4.81 MiB (attempt to allocate chunk of 5045339 bytes), maximum: 1.00 B: While executing MergeTree<\/pre>\n<\/div>\n<\/div>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/settings_users\/#user-settings\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">User settings<\/a>\uff1a\u7528\u6237\u914d\u7f6e<\/h3>\n<p>\u5728user.xml\u914d\u7f6e\u6587\u4ef6\u7684users\u9009\u9879\u7ec4\u662f\u914d\u7f6e\u81ea\u5b9a\u4e49\u7528\u6237\uff0c\u5b9a\u4e49\u4e00\u4e2a\u65b0\u7528\u6237\uff0c\u5fc5\u987b\u5305\u542b\u4ee5\u4e0b\u51e0\u9879\u5c5e\u6027\uff1a\u7528\u6237\u540d\u3001\u5bc6\u7801\u3001\u8bbf\u95eeip\u3001\u6570\u636e\u5e93\u3001\u8868\u7b49\u7b49\u3002\u5b83\u8fd8\u53ef\u4ee5\u5e94\u7528\u4e0a\u9762\u7684profile\u3001quota\u3002<\/p>\n<div>\n<pre>&lt;users&gt;\n    &lt;!-- If user name was not specified, \\'default\\' user is used. --&gt;\n    &lt;user_name&gt; --\u914d\u7f6e\u7684\u7528\u6237\n        &lt;password&gt;&lt;\/password&gt; --\u660e\u6587\u5bc6\u7801\n        &lt;!-- Or --&gt;\n        &lt;password_sha256_hex&gt;&lt;\/password_sha256_hex&gt; --\u52a0\u5bc6\u5bc6\u7801\uff0c\u4e8c\u9009\u4e00\n        &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt; --\u5141\u8bb8\u767b\u5f55\u7684\u5730\u5740\uff0c\u7528\u4e8e\u9650\u5236\u7528\u6237\u767b\u5f55\u7684\u5ba2\u6237\u7aef\u5730\u5740\n        &lt;\/networks&gt;\n        &lt;profile&gt;profile_name&lt;\/profile&gt;   --\u6307\u5b9a\u7528\u6237\u7684profile\n        &lt;quota&gt;default&lt;\/quota&gt;    -- \u6307\u5b9a\u7528\u6237\u7684quota\uff0c\u9650\u5236\u7528\u6237\u4f7f\u7528\u8d44\u6e90\n        &lt;databases&gt;               --\u6307\u5b9a\u6570\u636e\u5e93\n            &lt;database_name&gt;\n                &lt;table_name&gt;      --\u6307\u5b9a\u6570\u636e\u8868\n                    &lt;filter&gt;expression&lt;\/filter&gt;\n                &lt;\/table_name&gt;\n            &lt;\/database_name&gt;\n        &lt;\/databases&gt;\n    &lt;\/user_name&gt;\n    &lt;!-- Other users settings --&gt;\n&lt;\/users&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u9ed8\u8ba4\u914d\u7f6e\u4e86default\u7528\u6237\uff0c\u5728\u6b64\u4e4b\u524d\u7684\u6240\u6709\u793a\u4f8b\u4e2d\uff0c\u4e00\u76f4\u4f7f\u7528\u7684\u662f\u8fd9\u4e2a\u7528\u6237\u3002<\/p>\n<ul>\n<li>&lt;user_name&gt;\uff1a\u81ea\u5b9a\u4e49\u7528\u6237<\/li>\n<li>&lt;password&gt;\uff1a\u7528\u6237\u5bc6\u7801<br \/>\n\u5bc6\u7801\u53ef\u4ee5\u4ee5\u7eaf\u6587\u672c\u3001SHA256\uff08\u5341\u516d\u8fdb\u5236\u683c\u5f0f\uff09\u3001password_double_sha1_hex\uff08\u548cMySQL\u517c\u5bb9\uff09\u6307\u5b9a\uff0c\u8bbe\u7f6e\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<div>\n<div><\/div>\n<pre>1.\u7eaf\u6587\u672c\uff1a\n&lt;password&gt;password&lt;\/password&gt;\n2.sha256:\n&lt;password_sha256_hex&gt;password&lt;\/password_sha256_hex&gt;\n\u4eceshell\u751f\u6210\u5bc6\u7801\u7684\u793a\u4f8b\uff1a\nPASSWORD=$(base64 &lt; \/dev\/urandom | head -c8); echo \\\"$PASSWORD\\\"; echo -n \\\"$PASSWORD\\\" | sha256sum | tr -d \\'-\\'\n\u7b2c\u4e00\u884c\u660e\u6587\uff0c\u7b2c\u4e8c\u884csha256\n3.sha1:\n&lt;password_double_sha1_hex&gt;password&lt;\/password_double_sha1_hex&gt;\n\u4eceshell\u751f\u6210\u5bc6\u7801\u7684\u793a\u4f8b\uff1a\nPASSWORD=$(base64 &lt; \/dev\/urandom | head -c8); echo \\\"$PASSWORD\\\"; echo -n \\\"$PASSWORD\\\" | sha1sum | tr -d \\'-\\' | xxd -r -p | sha1sum | tr -d \\'-\\'\n\u7b2c\u4e00\u884c\u660e\u6587\uff0c\u7b2c\u4e8c\u884csha1<\/pre>\n<div><\/div>\n<\/div>\n<\/li>\n<li>&lt;networks&gt;\uff1a\u9650\u5236\u7528\u6237\u767b\u5f55\u7684\u5ba2\u6237\u7aef\u5730\u5740<br \/>\n\u53ef\u4ee5\u901a\u8fc7IP\uff0c\u4e3b\u673a\u7b49\u8fdb\u884c\u9650\u5236<\/p>\n<div>\n<div><\/div>\n<pre>&lt;ip&gt;:IP\u5730\u5740\uff0c\u598210.0.0.1\n&lt;host&gt;\uff1a\u4e3b\u673a\u540d\uff0c\u5982example01.host.ru\n&lt;host_regexp&gt;\uff1a^example\\\\d\\\\d-\\\\d\\\\d-\\\\d\\\\.host\\\\.ru$\n\u6765\u81ea\u4efb\u4f55IP\uff1a\n&lt;ip&gt; :: \/ 0 &lt;\/ ip&gt;\n\u6765\u81ea\u672c\u673a\uff1a\n&lt;ip&gt;::1&lt;\/ip&gt;\n&lt;ip&gt;127.0.0.1&lt;\/ip&gt;<\/pre>\n<div><\/div>\n<\/div>\n<\/li>\n<li>&lt;profile&gt;\uff1a\u6307\u5b9a\u7528\u6237\u7684profile<\/li>\n<li>&lt;quota&gt;\uff1a\u6307\u5b9a\u7528\u6237\u7684quota\uff0c\u9650\u5236\u7528\u6237\u4f7f\u7528\u8d44\u6e90<\/li>\n<li>&lt;database_name&gt;\uff1a\u6307\u5b9a\u7528\u6237\u8bbf\u95ee\u7684\u6570\u636e\u5e93<\/li>\n<li>&lt;table_name&gt;\uff1a\u6307\u5b9a\u7528\u6237\u8bbf\u95ee\u7684\u8868<\/li>\n<li>&lt;filter&gt;\uff1a\u6307\u5b9a\u7528\u6237\u8bbf\u95ee\u7684\u8fc7\u6ee4\u5668\uff0c\u9650\u5236\u8fd4\u56de\u7b26\u5408\u6761\u4ef6\u7684\u884c\u3002\u5982\uff1aid = 1 \uff0c\u5373\u67e5\u8be2\u8868\u53ea\u8fd4\u56deid=1\u7684\u884c<\/li>\n<\/ul>\n<p>\u4f8b\u5b50\uff1a<\/p>\n<div>\n<pre>    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;123456&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;zhoujy&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n            &lt;allow_databases&gt;\n                &lt;database&gt;test&lt;\/database&gt;\n            &lt;\/allow_databases&gt;\n            &lt;databases&gt;\n                &lt;test&gt;\n                    &lt;xx&gt;\n                        &lt;filter&gt;id &gt;= 500 &lt;\/filter&gt;  --\u884c\u7ea7\u9650\u5236\n                    &lt;\/xx&gt;\n                &lt;\/test&gt;\n            &lt;\/databases&gt;\n        &lt;\/zhoujy&gt;\n    &lt;\/users&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8be5\u793a\u4f8b\u6307\u5b9a\u4e86\u4e24\u4e2a\u7528\u6237\uff1a<\/p>\n<div>\n<pre>default\uff1a\u6307\u5b9a\u4e86\u5bc6\u7801\u3001\u8bbf\u95eeIP\u3001profile\u3001quota\u3002\nzhoujy \uff1a\u6307\u5b9a\u4e86\u5bc6\u7801\u3001\u8bbf\u95eeIP\u3001profile\u3001quota\uff0c\u4ee5\u53ca\u5b83\u53ea\u80fd\u4f7f\u7528test\u5e93\uff0c\u5e76\u4e14\u53ea\u80fd\u8fd4\u56detest\u5e93xx\u8868id\u5927\u4e8e\u7b49\u4e8e500\u7684\u6570\u636e\u3002<\/pre>\n<\/div>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/v20.3\/zh\/operations\/settings\/permissions_for_queries\/#permissions_for_queries\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Permissions for queries<\/a>\uff1a\u67e5\u8be2\u6743\u9650\u7ba1\u7406<\/h3>\n<p>\u67e5\u8be2\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u79cd\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li>\u8bfb\uff1aSELECT\uff0cSHOW\uff0cDESCRIBE\uff0cEXISTS<\/li>\n<li>\u5199\uff1aINSERT\uff0cOPTIMIZE\u3002<\/li>\n<li>DDL\uff1aCREATE\uff0cALTER\uff0cRENAME\uff0cATTACH\uff0cDETACH\uff0cDROP TRUNCATE\u3002<\/li>\n<li>\u8bbe\u7f6e\uff1aSET\uff0cUSE\u3002<\/li>\n<li>KILL<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u7684\u6743\u9650\u901a\u8fc7\u914d\u7f6e\u6807\u7b7e\u6765\u63a7\u5236\uff1a<br \/>\nreadonly\u00a0\uff1a\u8bfb\u6743\u9650\u3001\u5199\u6743\u9650\u548c\u8bbe\u7f6e\u6743\u9650\uff0c\u7531\u6b64\u6807\u7b7e\u63a7\u5236\uff0c\u5b83\u6709\u4e09\u79cd\u53d6\u503c\uff1a<\/p>\n<ul>\n<li>0\uff0c\u4e0d\u8fdb\u884c\u4efb\u4f55\u9650\u5236\uff08\u9ed8\u8ba4\u503c\uff09\uff1b<\/li>\n<li>1\uff0c\u53ea\u62e5\u6709\u8bfb\u6743\u9650\uff08\u53ea\u80fd\u6267\u884cSELECT\u3001EXISTS\u3001SHOW\u548cDESCRIBE\uff09\uff1b<\/li>\n<li>2\uff0c\u62e5\u6709\u8bfb\u6743\u9650\u548c\u8bbe\u7f6e\u6743\u9650\uff08\u5728\u8bfb\u6743\u9650\u57fa\u7840\u4e0a\uff0c\u589e\u52a0\u4e86SET\u67e5\u8be2\uff09\u3002<\/li>\n<\/ul>\n<p>\u5f53\u8bbe\u7f6ereadonly=1\u540e\uff0c\u7528\u6237\u5c06\u65e0\u6cd5\u5728\u5f53\u524d\u4f1a\u8bdd\u4e2d\u66f4\u6539readonly\u548callow_ddl\u8bbe\u7f6e\uff1b\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7ea6\u675f\u6765\u9650\u5236\u66f4\u6539\u6743\u9650\u3002<br \/>\nallow_ddl\uff1aDDL\u6743\u9650\u7531\u6b64\u6807\u7b7e\u63a7\u5236\uff0c\u5b83\u6709\u4e24\u79cd\u53d6\u503c\uff1a<\/p>\n<ul>\n<li>\u5f53\u53d6\u503c\u4e3a0\u65f6\uff0c\u4e0d\u5141\u8bb8DDL\u67e5\u8be2\uff1b<\/li>\n<li>\u5f53\u53d6\u503c\u4e3a1\u65f6\uff0c\u5141\u8bb8DDL\u67e5\u8be2\uff08\u9ed8\u8ba4\u503c\uff09<\/li>\n<\/ul>\n<p>\u5982\u679c\u5f53\u524d\u4f1a\u8bdd\u7684allow_ddl = 0\uff0c\u5219\u65e0\u6cd5\u6267\u884cSET allow_ddl = 1<br \/>\n\u6ce8\u610f\uff1aKILL QUERY\u53ef\u4ee5\u5728\u4efb\u4f55\u8bbe\u7f6e\u4e0a\u6267\u884c\uff0creadonly\u548callow_ddl\u9700\u8981\u5b9a\u4e49\u5728\u7528\u6237profiles\u4e2d\u3002<\/p>\n<div>\n<div><\/div>\n<pre>    &lt;profiles&gt;   --\u5728profiles\u91cc\u8bbe\u7f6e\n        ...\n        &lt;normal&gt; --\u53ea\u8bfb\uff0c\u4e0d\u80fdDDL\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n            &lt;allow_ddl&gt;0&lt;\/allow_ddl&gt;\n        &lt;\/normal&gt;\n        &lt;normal_1&gt; --\u8bfb\u4e14\u80fdset\uff0c\u4e0d\u80fdDDL\n            &lt;readonly&gt;2&lt;\/readonly&gt;\n            &lt;allow_ddl&gt;0&lt;\/allow_ddl&gt;\n        &lt;\/normal_1&gt;\n        &lt;normal_2&gt; --\u53ea\u8bfb\uff0c\u5373\u4f7fDDL\u5141\u8bb8\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n            &lt;allow_ddl&gt;1&lt;\/allow_ddl&gt;\n        &lt;\/normal_2&gt;\n        &lt;normal_3&gt; --\u8bfb\u5199\uff0c\u80fdDDL\n            &lt;readonly&gt;0&lt;\/readonly&gt;\n            &lt;allow_ddl&gt;1&lt;\/allow_ddl&gt;\n        &lt;\/normal_3&gt;\n    &lt;\/profiles&gt;\n...\n    &lt;users&gt;\n        ...\n        &lt;test&gt;\n            &lt;password&gt;123456&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;normal_3&lt;\/profile&gt; --\u7528\u6237\u5f15\u7528\u76f8\u5173profile\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/test&gt;\n    &lt;\/users&gt;\n...<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u5728profiles\u91cc\u8bbe\u7f6e\u76f8\u5e94\u7684\u6743\u9650\u89d2\u8272\uff0c\u518d\u5728users\u91cc\u5f15\u7528\uff0c\u7ee7\u627f\u8fd9\u4e9b\u53c2\u6570\u7684\u9650\u5236\u3002<\/p>\n<h3>\u203b\u00a0<a href=\\\"https:\/\/clickhouse.tech\/docs\/zh\/operations\/access_rights\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">Access Rights<\/a>\uff1a\u8bbf\u95ee\u6743\u9650\u63a7\u5236<\/h3>\n<p>\u8bbf\u95ee\u6743\u9650\u5728users.xml\u4e2d\u7684users\u9009\u9879\u7ec4\u91cc\u8bbe\u7f6e\uff0c\u7528\u4e8e\u5728\u7fa4\u96c6\u4e2d\u7ec4\u5408\u7684\u670d\u52a1\u5668\u4e4b\u95f4\u4ea4\u6362\u4fe1\u606f\u7684\u7528\u6237\u4e0d\u5f97\u6709\u4efb\u4f55\u9650\u5236\u6216\u914d\u989d-\u5426\u5219\uff0c\u5206\u5e03\u5f0f\u67e5\u8be2\u5c06\u5931\u8d25\u3002\u4e0d\u80fd\u6388\u4e88\u5bf9\u4e00\u4e2a\u6570\u636e\u5e93\u6709\u5b8c\u5168\u8bbf\u95ee\u6743\u9650\uff0c\u800c\u5bf9\u53e6\u4e00\u6570\u636e\u5e93\u5177\u6709\u53ea\u8bfb\u8bbf\u95ee\u6743\u9650\u3002\u6743\u9650\u63a7\u5236\u5305\u542b\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u7f51\u7edc\u8bbf\u95ee\u63a7\u5236\uff1a\u901a\u8fc7IP\u5730\u5740\u6216\u5219host\u4e3b\u673a\u540d<\/li>\n<li>\u6570\u636e\u5e93\u8bbf\u95ee\u63a7\u5236\uff1a\u901a\u8fc7read_only\u3001allow_ddl\u6765\u63a7\u5236\u8bfb\u3001\u5199\u3001\u8bbe\u7f6e\u3001DDL\u3001KILL\u7b49<\/li>\n<li>\u6307\u5b9a\u6570\u636e\u5e93\u8bbf\u95ee\uff1a\u901a\u8fc7&lt;allow_databases&gt;\u6307\u5b9a\u8bbf\u95ee\u6570\u636e\u5e93<\/li>\n<li>\u6307\u5b9a\u8868\u7684\u8bbf\u95ee\uff1a\u901a\u8fc7filter\u6307\u5b9a\u8868\u8fbe\u5f0f\u6765\u8bbf\u95ee\u8868\u4e2d\u7684\u6570\u636e\u884c<\/li>\n<\/ul>\n<h2>\u4f7f\u7528<\/h2>\n<p>\u5728\u8bf4\u660e\u90e8\u5206\u5df2\u7ecf\u5bf9ClickHouse\u7684\u7528\u6237\u6743\u9650\u7ba1\u7406\u505a\u4e86\u5927\u81f4\u4ecb\u7ecd\uff0c\u5982\u679c\u9700\u8981\u540e\u7eed\u4f1a\u7ee7\u7eed\u66f4\u65b0\u76f8\u5173\u77e5\u8bc6\u70b9\u3002\u597d\u4e86\uff0c\u73b0\u5728\u5f00\u59cb\u5bf9\u5404\u79cd\u573a\u666f\u8fdb\u884c\u751f\u6210\u76f8\u5e94\u7684\u7528\u6237\u914d\u7f6e\u6587\u4ef6\u3002<br \/>\n1\uff09\u7ba1\u7406\u8d26\u53f7\uff1a\u56e0\u4e3aprofiles\u91cc\u9ed8\u8ba4\u7684profile\u662f\u6ca1\u6709\u9650\u5236\u7684\uff0c\u6240\u4ee5\u9ed8\u8ba4\u5c31\u662f\u7ba1\u7406\u8d26\u53f7\u3002\u56e0\u4e3aClickHouse\u7684\u6ca1\u6709\u7c7b\u4f3cMySQL\u8fd9\u6837\u7684\u7ba1\u7406\u6743\u9650\uff0c\u6240\u4ee5\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u7ba1\u7406\u8d26\u53f7\u4e5f\u662f\u8bfb\u5199\u8d26\u53f7\u3002\u552f\u4e00\u7684\u533a\u522b\u5c31\u662f\u9650\u5236\u5404\u4e2a\u8d26\u53f7\u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u7684\u4f7f\u7528\u8d44\u6e90\u3002<\/p>\n<div id=\\\"cnblogs_code_open_d46bce99-c71a-440c-88e1-55bd851c2a08\\\" class=\\\"cnblogs_code_hide\\\">\n<pre>&lt;?xml version=\\\"1.0\\\"?&gt;\n&lt;yandex&gt;\n    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n        &lt;readonly&gt;\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n        &lt;\/readonly&gt;\n    &lt;\/profiles&gt;\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;zhoujy&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy&gt;\n    &lt;\/users&gt;\n    &lt;quotas&gt;\n        &lt;default&gt;\n            &lt;interval&gt;\n                &lt;duration&gt;3600&lt;\/duration&gt;\n                &lt;queries&gt;0&lt;\/queries&gt;\n                &lt;errors&gt;0&lt;\/errors&gt;\n                &lt;result_rows&gt;0&lt;\/result_rows&gt;\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;\n                &lt;execution_time&gt;0&lt;\/execution_time&gt;\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;\n&lt;\/yandex&gt;<\/pre>\n<\/div>\n<p>2\uff09\u53ea\u8bfb\u8d26\u53f7\uff1a\u5728profiles\u91cc\u8bbe\u7f6ereadonly\uff0c\u5728users\u91cc\u7ed9\u6307\u5b9a\u7528\u6237\u8fdb\u884c\u5f15\u7528\u3002<\/p>\n<div><\/div>\n<div>\n<pre>&lt;?xml version=\\\"1.0\\\"?&gt;\n&lt;yandex&gt;\n    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n        &lt;readonly&gt;\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n        &lt;\/readonly&gt;\n    &lt;\/profiles&gt;\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;zhoujy&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readonly&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy&gt;\n    &lt;\/users&gt;\n    &lt;quotas&gt;\n        &lt;default&gt;\n            &lt;interval&gt;\n                &lt;duration&gt;3600&lt;\/duration&gt;\n                &lt;queries&gt;0&lt;\/queries&gt;\n                &lt;errors&gt;0&lt;\/errors&gt;\n                &lt;result_rows&gt;0&lt;\/result_rows&gt;\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;\n                &lt;execution_time&gt;0&lt;\/execution_time&gt;\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;\n&lt;\/yandex&gt;<\/pre>\n<\/div>\n<p>3\uff09\u8bfb\u5199\u8d26\u53f7\uff1a\u5982\u679c\u975e\u8981\u548c\u7ba1\u7406\u8d26\u53f7\u533a\u5206\u7684\u8bdd\uff0c\u5c31\u9650\u5236\u8be5\u8d26\u53f7\u4e0d\u80fd\u4f7f\u7528set\u76f8\u5173\u7684\u64cd\u4f5c\uff0c\u4f7f\u7528constraints\u8fdb\u884c\u8bbe\u7f6e\uff1a<\/p>\n<pre>&lt;?xml version=\\\"1.0\\\"?&gt;\n&lt;yandex&gt;\n    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n        &lt;readonly&gt;\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n        &lt;\/readonly&gt;\n        &lt;readwrite&gt;\n            &lt;constraints&gt;\n                &lt;max_memory_usage&gt;\n                    &lt;readonly\/&gt;\n                &lt;\/max_memory_usage&gt;\n                &lt;force_index_by_date&gt;\n                    &lt;readonly\/&gt;\n                &lt;\/force_index_by_date&gt;\n            &lt;\/constraints&gt;\n        &lt;\/readwrite&gt;\n    &lt;\/profiles&gt;\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;zhoujy&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readwrite&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy&gt;\n    &lt;\/users&gt;\n    &lt;quotas&gt;\n        &lt;default&gt;\n            &lt;interval&gt;\n                &lt;duration&gt;3600&lt;\/duration&gt;\n                &lt;queries&gt;0&lt;\/queries&gt;\n                &lt;errors&gt;0&lt;\/errors&gt;\n                &lt;result_rows&gt;0&lt;\/result_rows&gt;\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;\n                &lt;execution_time&gt;0&lt;\/execution_time&gt;\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;\n&lt;\/yandex&gt;<\/pre>\n<p>4\uff09\u9650\u5236\u8d26\u53f7\uff1a\u9650\u5236\u65b9\u9762\u6709\u5f88\u591a\u60c5\u51b5\uff0c\u8fd9\u91cc\u9010\u6b65\u8fdb\u884c\u8bf4\u660e<br \/>\n4.1\uff1a\u9650\u5236IP\u8bbf\u95ee\uff0c\u5728users\u9009\u9879\u7ec4\u91cc\u8fdb\u884c\u8bbe\u7f6eip\uff1a<\/p>\n<div>\n<pre>...\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;   --\u5141\u8bb8\u4efb\u4f55\u5730\u5740\u8bbf\u95ee\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;  --\u5141\u8bb8\u672c\u5730\u8bbf\u95ee\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt; --\u5141\u8bb8\u8be5IP\u8bbf\u95ee\n            &lt;\/networks&gt;\n...<\/pre>\n<\/div>\n<p>\u8bbe\u7f6e\u591a\u4e2aIP\u8bbf\u95ee\uff0c\u8fd8\u652f\u6301host\u3001host_regexp\u7b49\u9009\u9879\u7ec4\u3002<br \/>\n4.2\uff1a\u9650\u5236\u6570\u636e\u5e93\u8bbf\u95ee\uff0c\u5728users\u9009\u9879\u7ec4\u91cc\u8fdb\u884c\u8bbe\u7f6eallow_database\uff1a<\/p>\n<div>\n<pre>...\n            &lt;allow_databases&gt;\n                &lt;database&gt;test&lt;\/database&gt;\n            &lt;\/allow_databases&gt;\n...<\/pre>\n<\/div>\n<p>\u53ea\u5141\u8bb8\u8bbf\u95eetest\u5e93\uff0c\u5176\u4ed6\u5e93\u4e0d\u80fd\u4f7f\u7528\u3002<br \/>\n4.3\uff1a\u9650\u5236\u8868\u884c\u8bbf\u95ee\uff0c\u5728users\u9009\u9879\u7ec4\u91cc\u8fdb\u884c\u8bbe\u7f6edatabase\uff1a<\/p>\n<div>\n<pre>...\n            &lt;databases&gt;\n                &lt;test&gt;\n                    &lt;xx&gt;\n                        &lt;filter&gt;id &gt;= 500 &lt;\/filter&gt;\n                    &lt;\/xx&gt;\n                &lt;\/test&gt;\n            &lt;\/databases&gt;\n...<\/pre>\n<\/div>\n<p>\u53ea\u80fd\u8bbf\u95eetest\u5e93\u4e2d\u8868xx\u7684id\u5927\u4e8e\u7b49\u4e8e500\u7684\u6570\u636e\u3002<br \/>\n4.4\uff1a\u9650\u5236\u4e00\u5b9a\u5468\u671f\u5185\u7684\u8d44\u6e90\u4f7f\u7528\uff0c\u5728quotas\u9009\u9879\u7ec4\u91cc\u8bbe\u7f6e\uff1a<\/p>\n<div>\n<pre>...\n    &lt;quotas&gt;\n        &lt;default&gt;   --quotas\u540d\u79f0\n            &lt;interval&gt; --\u5468\u671f\n                &lt;duration&gt;3600&lt;\/duration&gt;  --\u5468\u671f\u65f6\u95f4\uff0c\u5355\u4f4d\u79d2\n                &lt;queries&gt;0&lt;\/queries&gt;   --\u67e5\u8be2\u9650\u5236\uff0c0\u4e0d\u9650\u5236\n                &lt;errors&gt;0&lt;\/errors&gt;       --\u9519\u8bef\u9650\u5236\uff0c0\u4e0d\u9650\u5236\n                &lt;result_rows&gt;0&lt;\/result_rows&gt; --\u8fd4\u56de\u884c\u9650\u5236\uff0c0\u4e0d\u9650\u5236\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;  --\u8bfb\u53d6\u884c\u9650\u5236\uff0c0\u4e0d\u9650\u5236\n                &lt;execution_time&gt;0&lt;\/execution_time&gt; --\u6267\u884c\u65f6\u95f4\u9650\u5236\uff0c0\u4e0d\u9650\u5236\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;\n...<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8bbe\u7f6e\u597dquotas\u4e4b\u540e\uff0c\u9700\u8981\u5728users\u4e0b\u7684\u6bcf\u9694\u7528\u6237\u9009\u9879\u7ec4\u91cc\u5f15\u7528\uff0c\u5982\uff1a<\/p>\n<div>\n<pre>&lt;quota&gt;default&lt;\/quota&gt;<\/pre>\n<\/div>\n<p>4.5\uff1a\u9650\u5236\u6574\u4f53\u8d44\u6e90\u4f7f\u7528\uff0c\u9700\u8981\u5728profiles\u9009\u9879\u7ec4\u91cc\u8bbe\u7f6e\uff1a<\/p>\n<div>\n<div><\/div>\n<pre>...\n    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;10000000000&lt;\/max_memory_usage&gt;  --\u9650\u5236\u67e5\u8be2\u6700\u5927\u4f7f\u7528\u5185\u5b58\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n    &lt;\/profiles&gt;\n...<\/pre>\n<div><\/div>\n<\/div>\n<p>\u67e5\u8be2\u53ea\u80fd\u4f7f\u7528\u6700\u592710000000000\u00a0bytes\u7684\u5185\u5b58\uff0c\u8fd8\u53ef\u4ee5\u8bbe\u7f6e\u5176\u4ed6\u7684<a href=\\\"https:\/\/clickhouse.tech\/docs\/v19.16\/zh\/operations\/settings\/settings\/#settings\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">\u53c2\u6570<\/a>\u3002<br \/>\n5\uff1a\u5e38\u7528\u6a21\u677f\u8bbe\u7f6e<br \/>\n\u6700\u540e\u6765\u914d\u7f6e\u4e00\u4e2a\u65e5\u5e38\u7ecf\u5e38\u4f7f\u7528\u7684\u4e00\u4e2ausers.xml\u6a21\u677f\uff0c\u5927\u81f4\u7684\u8981\u6c42\u5982\u4e0b\uff1a<br \/>\n\u2460\uff1a\u53ea\u8bfb\u8d26\u53f7\uff1a\u80fd\u4ece\u4efb\u4f55IP\u8bbf\u95ee\u7684\u8d26\u53f7\u00a0zhoujy_ro<br \/>\n\u2461\uff1a\u8bfb\u5199\u8d26\u53f7\uff0c\u4e0d\u80fdset\uff1a\u53ea\u80fd\u4ece192.168.163.132\u8fde\u63a5\u7684\u8d26\u53f7\u00a0zhoujy_rw<br \/>\n\u2462\uff1a\u7ba1\u7406\u8d26\u53f7\uff0c\u80fd\u8bfb\u5199\u80fdset\uff1a\u53ea\u80fd\u4ece192.168.163.132\u3001192.168.163.133\u8fde\u63a5\u7684\u8d26\u53f7\u00a0zhoujy_admin<br \/>\n\u2463\uff1a\u9650\u5236\u8d26\u53f7\uff1a<br \/>\n\u53ea\u80fd\u8bfb\u5199\u6307\u5b9a\u5e93\uff1a\u53ea\u80fd\u4ece192.168.163.132\u8fde\u63a5\u7684\u8d26\u53f7\u00a0zhoujy_db<br \/>\n\u53ea\u80fd\u8bfb\u6307\u5b9a\u5e93\u8868\u4e2d\u7684\u884c\uff1a\u53ea\u80fd\u4ece192.168.163.132\u8fde\u63a5\u7684\u8d26\u53f7\u00a0zhoujy_tb<br \/>\n\u6a21\u677f\u793a\u4f8b\uff1a<\/p>\n<div>\n<pre>&lt;?xml version=\\\"1.0\\\"?&gt;\n&lt;yandex&gt;\n    &lt;profiles&gt;\n        &lt;default&gt;\n            &lt;max_memory_usage&gt;100000000&lt;\/max_memory_usage&gt;\n            &lt;use_uncompressed_cache&gt;0&lt;\/use_uncompressed_cache&gt;\n            &lt;load_balancing&gt;random&lt;\/load_balancing&gt;\n        &lt;\/default&gt;\n        &lt;readonly&gt;\n            &lt;readonly&gt;1&lt;\/readonly&gt;\n        &lt;\/readonly&gt;\n        &lt;readwrite&gt;\n            &lt;constraints&gt;\n                &lt;max_memory_usage&gt;\n                    &lt;readonly\/&gt;\n                &lt;\/max_memory_usage&gt;\n                &lt;force_index_by_date&gt;\n                    &lt;readonly\/&gt;\n                &lt;\/force_index_by_date&gt;\n            &lt;\/constraints&gt;\n        &lt;\/readwrite&gt;\n    &lt;\/profiles&gt;\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;!--\u4ece\u4efb\u4f55IP\u8bbf\u95ee\u7684\u53ea\u8bfb\u8d26\u53f7zhoujy_ro --&gt;\n        &lt;zhoujy_ro&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readonly&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy_ro&gt;\n        &lt;!--\u4ece\u6307\u5b9aIP\u8bbf\u95ee\u7684\u8bfb\u5199\u8d26\u53f7zhoujy_rw,\u6307\u5b9a\u4e0d\u80fdset\u7684\u53c2\u6570 --&gt;\n        &lt;zhoujy_rw&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readwrite&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy_rw&gt;\n        &lt;!--\u4ece\u6307\u5b9aIP\u8bbf\u95ee\u7684\u7ba1\u7406\u8d26\u53f7 --&gt;\n        &lt;zhoujy_admin&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.133&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy_admin&gt;\n        &lt;!--\u4ece\u6307\u5b9aIP\u8bbf\u95ee\u6307\u5b9a\u6570\u636e\u5e93 --&gt;\n        &lt;zhoujy_db&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readwrite&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n            &lt;allow_databases&gt;\n                &lt;database&gt;test&lt;\/database&gt;\n            &lt;\/allow_databases&gt;\n        &lt;\/zhoujy_db&gt;\n        &lt;!--\u4ece\u6307\u5b9aIP\u8bbf\u95ee\u6307\u5b9a\u6570\u636e\u5e93\u8868\u7684\u8bb0\u5f55 --&gt;\n        &lt;zhoujy_tb&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;::\/0&lt;\/ip&gt;\n                &lt;ip&gt;127.0.0.1&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readonly&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n            &lt;allow_databases&gt;\n                &lt;database&gt;test&lt;\/database&gt;\n            &lt;\/allow_databases&gt;\n            &lt;databases&gt;\n                &lt;test&gt;\n                    &lt;xx&gt;\n                        &lt;filter&gt;id &gt;= 500 &lt;\/filter&gt;\n                    &lt;\/xx&gt;\n                &lt;\/test&gt;\n            &lt;\/databases&gt;\n        &lt;\/zhoujy_tb&gt;\n    &lt;\/users&gt;\n    &lt;quotas&gt;\n        &lt;default&gt;\n            &lt;interval&gt;\n                &lt;duration&gt;3600&lt;\/duration&gt;\n                &lt;queries&gt;0&lt;\/queries&gt;\n                &lt;errors&gt;0&lt;\/errors&gt;\n                &lt;result_rows&gt;0&lt;\/result_rows&gt;\n                &lt;read_rows&gt;0&lt;\/read_rows&gt;\n                &lt;execution_time&gt;0&lt;\/execution_time&gt;\n            &lt;\/interval&gt;\n        &lt;\/default&gt;\n    &lt;\/quotas&gt;\n&lt;\/yandex&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>\u8fd9\u91cc\u6709\u4e2a\u95ee\u9898\uff1a\u5982\u679c\u6709\u5f88\u591a\u7528\u6237\u9700\u8981\u8bbe\u7f6e\uff0c\u8be5\u6587\u4ef6\u4f1a\u5f88\u5197\u957f\uff0c\u5e76\u4e14\u4e5f\u4e0d\u5bb9\u6613\u7ba1\u7406\u3002\u8fd9\u65f6\u53ef\u4ee5\u4e3a\u6bcf\u4e2a\u7528\u6237\u5355\u72ec\u914d\u7f6e\u4e00\u4e2axml\u6587\u4ef6\u7684\u65b9\u5f0f\uff0c\u5b58\u653e\u5728\/etc\/clickhouse-server\/users.d\u76ee\u5f55\u4e0b\u5373\u53ef\uff1a<\/p>\n<div>\n<pre># cat \/etc\/clickhouse-server\/users.d\/zhoujy_rw.xml\n&lt;yandex&gt;\n    &lt;users&gt;\n        &lt;zhoujy_rw&gt;\n            &lt;password_double_sha1_hex&gt;6bb4837eb74329105ee4568dda7dc67ed2ca2ad9&lt;\/password_double_sha1_hex&gt;\n            &lt;networks incl=\\\"networks\\\" replace=\\\"replace\\\"&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;readwrite&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/zhoujy_rw&gt;\n    &lt;\/users&gt;\n&lt;\/yandex&gt;<\/pre>\n<div><\/div>\n<\/div>\n<p>ClickHouse\u5bf9\u4e8e\u6bcf\u4e2a\u914d\u7f6e\u6587\u4ef6\uff0c\u670d\u52a1\u5668\u5728\u542f\u52a8\u65f6\u4f1a\u751f\u6210file-preprocessed.xml\u6587\u4ef6\u3002\u8fd9\u4e9b\u6587\u4ef6\u5305\u542b\u6240\u6709\u5df2\u5b8c\u6210\u7684\u66ff\u6362\u548c\u66ff\u4ee3\uff0c\u6bd4\u5982\u4e0a\u9762\u7684\u7528\u6237\u867d\u7136\u7528\u5355\u72ec\u6587\u4ef6\u5b58\u653e\uff0c\u4f46\u4f1a\u5728\u751f\u6210file-preprocessed.xml\u91cc\u4f1a\u6574\u5408\u5728\u4e00\u8d77\uff0c\u9ed8\u8ba4\u8def\u5f84\u5728\uff1a\/var\/lib\/clickhouse\/preprocessed_configs\/\uff0c\u5373\u5b9e\u65f6\u91cd\u65b0\u52a0\u8f7d\u7528\u6237\u548c\u96c6\u7fa4\u7684\u8bbe\u7f6e\u3002 \u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u4fee\u6539\u7fa4\u96c6\uff0c\u7528\u6237\u53ca\u5176\u8bbe\u7f6e\uff0c\u800c\u65e0\u9700\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u9a8c\u8bc1\u914d\u7f6e\u53c2\u6570\u662f\u5426\u751f\u6548\u3002<br \/>\n\u9488\u5bf9\u914d\u7f6e\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u201c\u66ff\u4ee3\u201d\uff0c\u5982\u679c\u5143\u7d20\u5177\u6709incl\u5c5e\u6027\uff0c\u5219\u6587\u4ef6\u4e2d\u7684\u76f8\u5e94\u7684\u503c\u5c06\u88ab\u66ff\u6362\u3001\u5220\u9664\u3001\u8ffd\u52a0\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5e26\u66ff\u6362\u6587\u4ef6\u7684\u8def\u5f84\u4e3a\/etc\/metrika.xml\u3002\u53ef\u4ee5\u5728\u914d\u7f6e\u6587\u4ef6\uff08users.xml\uff09\u91cc\u6dfb\u52a0include_from\u5143\u7d20\u6765\u8fdb\u884c\u8fdb\u884c\u66f4\u6539\uff1a<\/p>\n<div>\n<pre>&lt;include_from&gt;\/etc\/clickhouse-server\/metrika.xml&lt;\/include_from&gt;<\/pre>\n<\/div>\n<p>\u5982\u4e0a\u9762\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u5305\u542b\u4e86\u3010incl=\\&#8221;networks\\&#8221;\u3011\uff0c\u4f7f\u7528incl\u8868\u793a\u8be5\u53c2\u6570\u53ef\u4ee5\u901a\u8fc7metrika.xml\u6587\u4ef6\u8fdb\u884c\u66ff\u6362\uff08replace=\\&#8221;replace\\&#8221;\uff09\u3001\u8ffd\u52a0\uff08\u9ed8\u8ba4\uff09\u3001\u5220\u9664\uff08remove\uff0c\u7ecf\u8fc7\u6d4b\u8bd5\u53d1\u73b0remove\u914d\u7f6e\u4e0d\u4e86\uff0c\u540e\u671f\u7ee7\u7eed\u5173\u6ce8\uff09\uff1a<\/p>\n<div>\n<div><\/div>\n<pre># cat \/etc\/clickhouse-server\/metrika.xml\n&lt;yandex&gt;\n            &lt;networks&gt;\n                &lt;ip&gt;192.168.163.133&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;networks_admin&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;\n            &lt;\/networks_admin&gt;\n&lt;\/yandex&gt;\n# cat \/etc\/clickhouse-server\/users.xml\n...\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks_admin\\\" repace=\\\"replace\\\" \/&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;web&gt;\n            &lt;password&gt;&lt;\/password&gt;\n            &lt;networks incl=\\\"networks\\\"&gt;\n                &lt;ip&gt;192.168.163.131&lt;\/ip&gt;\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/web&gt;\n    &lt;\/users&gt;\n...\n\u6700\u7ec8\u8fd0\u884c\u8d77\u6765\u7684\u65f6\u5019\u751f\u6548\u7684\u7ed3\u679c\u5982\u4e0b\uff1a\n# cat \/var\/lib\/clickhouse\/preprocessed_configs\/users.xml\n...\n    &lt;users&gt;\n        &lt;default&gt;\n            &lt;password\/&gt;\n            &lt;networks repace=\\\"replace\\\"&gt;\n                &lt;ip&gt;192.168.163.132&lt;\/ip&gt;   ---\u5df2\u7ecfreplace\u7ee7\u627f\u8fc7\u6765\u4e86\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/default&gt;\n        &lt;web&gt;\n            &lt;password\/&gt;\n            &lt;networks&gt;\n                &lt;ip&gt;192.168.163.131&lt;\/ip&gt;\n                &lt;ip&gt;192.168.163.133&lt;\/ip&gt;  ---\u5df2\u7ecf\u9ed8\u8ba4\u8ffd\u52a0\u8fc7\u6765\u4e86\n            &lt;\/networks&gt;\n            &lt;profile&gt;default&lt;\/profile&gt;\n            &lt;quota&gt;default&lt;\/quota&gt;\n        &lt;\/web&gt;\n    &lt;\/users&gt;\n...<\/pre>\n<div><\/div>\n<\/div>\n<p>\u5173\u4e8e\u7528\u6237\u76f8\u5173\u914d\u7f6e\u5927\u81f4\u5148\u8bf4\u660e\u5230\u8fd9\u91cc\uff0c\u540e\u7eed\u4f1a\u6301\u7eed\u66f4\u65b0\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p><a href=\\\"https:\/\/clickhouse.tech\/\\\" target=\\\"_blank\\\" rel=\\\"noopener noreferrer\\\">ClickHouse<\/a>\u7528\u6237\u6743\u9650\u7ba1\u7406\u914d\u7f6e\u5b8c\u5168\u4e0d\u540c\u4e8eMySQL\u6570\u636e\u5e93\uff0c\u5176\u662f\u901a\u8fc7\u4fee\u6539\u6587\u4ef6\u6765\u7ba1\u7406\u7528\u6743\u9650\u7684\uff0c\u672c\u6587\u53ea\u5bf9\u4e00\u4e9b\u5e38\u7528\u7684\u573a\u666f\u8fdb\u884c\u8bf4\u660e\uff0c\u540e\u7eed\u9047\u5230\u590d\u6742\u60c5\u51b5\uff0c\u4e5f\u4f1a\u5b9a\u671f\u66f4\u65b0\u3002\u7279\u522b\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4fee\u6539\u5b8c\u6743\u9650\u6587\u4ef6\u4e4b\u540eClickHouse\u4e0d\u9700\u8981\u91cd\u542f\uff0c\u76f4\u63a5\u4f1a\u751f\u6548\uff0c\u6240\u4ee5\u4e0d\u5f71\u54cd\u5176\u5728\u7ebf\u670d\u52a1\u3002\u5982\u679c\u51fa\u73b0\u95ee\u9898\uff0c\u53ef\u4ee5\u76f4\u63a5\u67e5\u770b\u5176\u9519\u8bef\u65e5\u5fd7\uff0c\u5b9a\u4f4d\u95ee\u9898\u89e3\u51b3\u5373\u53ef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u80cc\u666f \u6700\u8fd1\u82b1\u4e86\u4e9b\u65f6\u95f4\u770b\u4e86\u4e0bClickHouse\u6587\u6863\uff0c\u53d1\u73b0\u5b83\u5728OLAP\u65b9\u9762\u8868\u73b0\u5f88\u4f18\u5f02\uff0c\u800c\u4e14\u76f8\u5bf9\u4e5f\u6bd4\u8f83\u8f7b\u91cf\u548c\u7b80\u5355\uff0c &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=1790\"> <span class=\"screen-reader-text\">ClickHouse\u7528\u6237\u6743\u9650<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[119,88],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"\u80cc\u666f \u6700\u8fd1\u82b1\u4e86\u4e9b\u65f6\u95f4\u770b\u4e86\u4e0bClickHouse\u6587\u6863\uff0c\u53d1\u73b0\u5b83\u5728OLAP\u65b9\u9762\u8868\u73b0\u5f88\u4f18\u5f02\uff0c\u800c\u4e14\u76f8\u5bf9\u4e5f\u6bd4\u8f83\u8f7b\u91cf\u548c\u7b80\u5355\uff0c&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1790"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1790"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1790\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1790"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}