{"id":5868,"date":"2021-05-07T16:41:33","date_gmt":"2021-05-07T08:41:33","guid":{"rendered":"https:\/\/www.gbase8.cn\/?p=5868"},"modified":"2021-05-18T10:43:49","modified_gmt":"2021-05-18T02:43:49","slug":"clickhouse-%e6%9f%a5%e7%9c%8b%e5%8f%82%e6%95%b0%e8%ae%be%e7%bd%ae%e7%9a%84%e5%bd%93%e5%89%8d%e5%80%bcshow-settings","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/5868","title":{"rendered":"Clickhouse \u8bbe\u7f6e\u548c\u67e5\u770b\u53c2\u6570\u503cset\u548cshow settings"},"content":{"rendered":"<p>Clickhouse \u652f\u6301\u901a\u8fc7show settings \u8bfb\u53d6\u5f53\u524d\u53c2\u6570\u7684\u503c\u3002\u4e5f\u652f\u6301\u901a\u8fc7set \u547d\u4ee4\u8bbe\u7f6e\u53c2\u6570\u503c\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0c\u4e5f\u652f\u6301\u901a\u8fc7\u5143\u6570\u636e\u8868 system.settings \u6765\u67e5\u770b\u3002<a href=\"https:\/\/www.gbase8.cn\/en\/5977\/\"> Clickhouse \u5143\u6570\u636e\u8868system.settings\u4ecb\u7ecd\u548c\u4f7f\u7528<\/a><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Directory Navigation<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2b0cbd096c9\" class=\"ez-toc-cssicon-toggle-label\"><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 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2b0cbd096c9\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E8%AF%AD%E6%B3%95\" >\u8bed\u6cd5<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E8%AE%BE%E7%BD%AE%E5%80%BC\" >\u8bbe\u7f6e\u503c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E8%AF%BB%E5%8F%96%E5%80%BC\" >\u8bfb\u53d6\u503c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E6%A0%B7%E4%BE%8B\" >\u6837\u4f8b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E8%AE%BE%E7%BD%AE%E5%8F%82%E6%95%B0%E5%80%BC\" >\u8bbe\u7f6e\u53c2\u6570\u503c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E6%9F%A5%E7%9C%8B%E5%8C%B9%E9%85%8D%E7%9A%84%E5%8F%82%E6%95%B0%E5%80%BC\" >\u67e5\u770b\u5339\u914d\u7684\u53c2\u6570\u503c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.gbase8.cn\/en\/5868\/#%E6%9F%A5%E7%9C%8B%E5%8F%98%E5%8A%A8%E8%BF%87%E7%9A%84%E5%8F%82%E6%95%B0%E5%80%BC\" >\u67e5\u770b\u53d8\u52a8\u8fc7\u7684\u53c2\u6570\u503c<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AF%AD%E6%B3%95\"><\/span>\u8bed\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AE%BE%E7%BD%AE%E5%80%BC\"><\/span>\u8bbe\u7f6e\u503c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>SET param = value<\/code><\/pre>\n\n\n\n<p>param \u53c2\u6570<br>value \u503c<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AF%BB%E5%8F%96%E5%80%BC\"><\/span>\u8bfb\u53d6\u503c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW &#91;CHANGED] SETTINGS LIKE|ILIKE &lt;name&gt;<\/code><\/pre>\n\n\n\n<p>changed \u53ea\u663e\u793a\u548c\u9ed8\u8ba4\u503c\u4e0d\u540c\u7684\u53c2\u6570\uff0c\u4e5f\u5c31\u662f\u88ab\u6539\u52a8\u8fc7\u7684\u3002<br>LIKE \u6a21\u7cca\u5339\u914d\uff0c\u533a\u5206\u5927\u5c0f\u5199<br>ILIKE \u6a21\u7cca\u5339\u914d\uff0c\u4e0d\u533a\u5206\u5927\u5c0f\u5199 insensitive like<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%A0%B7%E4%BE%8B\"><\/span>\u6837\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AE%BE%E7%BD%AE%E5%8F%82%E6%95%B0%E5%80%BC\"><\/span>\u8bbe\u7f6e\u53c2\u6570\u503c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>localhost :) set format_csv_delimiter='|';\n\nSET format_csv_delimiter = '|'\n\nQuery id: 8ee8a61f-6f87-4c41-bbbe-1a21b3e93866\n\nOk.\n\n0 rows in set. Elapsed: 0.013 sec.<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%9F%A5%E7%9C%8B%E5%8C%B9%E9%85%8D%E7%9A%84%E5%8F%82%E6%95%B0%E5%80%BC\"><\/span>\u67e5\u770b\u5339\u914d\u7684\u53c2\u6570\u503c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>localhost :) show settings ilike '%csv%';\n\nSHOW SETTINGS ILIKE '%csv%'\n\nQuery id: 92cc12e1-abd5-46ac-8a8f-e32e7cc55c06\n\n\u250c\u2500name\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500type\u2500\u252c\u2500value\u2500\u2510\n\u2502 format_csv_delimiter                           \u2502 Char \u2502 ,     \u2502\n\u2502 format_csv_allow_single_quotes                 \u2502 Bool \u2502 1     \u2502\n\u2502 format_csv_allow_double_quotes                 \u2502 Bool \u2502 1     \u2502\n\u2502 output_format_csv_crlf_end_of_line             \u2502 Bool \u2502 0     \u2502\n\u2502 input_format_csv_unquoted_null_literal_as_null \u2502 Bool \u2502 0     \u2502\n\u2502 input_format_csv_enum_as_number                \u2502 Bool \u2502 0     \u2502\n\u2502 input_format_csv_arrays_as_nested_csv          \u2502 Bool \u2502 0     \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\n7 rows in set. Elapsed: 0.006 sec.\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%9F%A5%E7%9C%8B%E5%8F%98%E5%8A%A8%E8%BF%87%E7%9A%84%E5%8F%82%E6%95%B0%E5%80%BC\"><\/span>\u67e5\u770b\u53d8\u52a8\u8fc7\u7684\u53c2\u6570\u503c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>localhost :) show changed settings ilike '%csv%';\n\nSHOW CHANGED SETTINGS ILIKE '%csv%'\n\nQuery id: 4a7ccffe-d6b5-4a72-a41c-75d7beb7d0b3\n\nOk.\n\n0 rows in set. Elapsed: 0.003 sec.\n\nlocalhost :) set format_csv_delimiter='|';\n\nSET format_csv_delimiter = '|'\n\nQuery id: 8ee8a61f-6f87-4c41-bbbe-1a21b3e93866\n\nOk.\n\n0 rows in set. Elapsed: 0.013 sec.\n\nlocalhost :) show changed settings ilike '%csv%';\n\nSHOW CHANGED SETTINGS ILIKE '%csv%'\n\nQuery id: 02529581-ef45-43e2-a6f1-690456416940\n\n\u250c\u2500name\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500type\u2500\u252c\u2500value\u2500\u2510\n\u2502 format_csv_delimiter \u2502 Char \u2502 |     \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\n1 rows in set. Elapsed: 0.004 sec.\n<\/code><\/pre>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Clickhouse \u652f\u6301\u901a\u8fc7show settings \u8bfb\u53d6\u5f53\u524d\u53c2\u6570\u7684\u503c\u3002\u4e5f\u652f\u6301\u901a\u8fc7set \u547d\u4ee4\u8bbe\u7f6e\u53c2\u6570\u503c\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86],"tags":[],"class_list":["post-5868","post","type-post","status-publish","format-standard","hentry","category-clickhouse"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/5868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=5868"}],"version-history":[{"count":6,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/5868\/revisions"}],"predecessor-version":[{"id":5979,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/5868\/revisions\/5979"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=5868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=5868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=5868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}