{"id":41494,"date":"2023-04-19T00:57:19","date_gmt":"2023-04-30T11:53:58","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90postgresql%e3%80%91%e6%88%91%e5%af%b9postgresql%e7%9a%84%e5%86%85%e5%ad%98%e8%bf%9b%e8%a1%8c%e4%ba%86%e4%b8%80%e7%95%aa%e7%a0%94%e7%a9%b6%ef%bc%8c%e4%ba%86%e8%a7%a3%e5%88%b0%e4%ba%86%e5%be%88\/"},"modified":"2024-04-30T00:10:23","modified_gmt":"2024-04-29T16:10:23","slug":"%e3%80%90postgresql%e3%80%91%e6%88%91%e5%af%b9postgresql%e7%9a%84%e5%86%85%e5%ad%98%e8%bf%9b%e8%a1%8c%e4%ba%86%e4%b8%80%e7%95%aa%e7%a0%94%e7%a9%b6%ef%bc%8c%e4%ba%86%e8%a7%a3%e5%88%b0%e4%ba%86%e5%be%88","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90postgresql%e3%80%91%e6%88%91%e5%af%b9postgresql%e7%9a%84%e5%86%85%e5%ad%98%e8%bf%9b%e8%a1%8c%e4%ba%86%e4%b8%80%e7%95%aa%e7%a0%94%e7%a9%b6%ef%bc%8c%e4%ba%86%e8%a7%a3%e5%88%b0%e4%ba%86%e5%be%88\/","title":{"rendered":"\u3010PostgreSQL\u3011\u6211\u5bf9PostgreSQL\u7684\u5185\u5b58\u8fdb\u884c\u4e86\u4e00\u756a\u7814\u7a76\uff0c\u4e86\u89e3\u5230\u4e86\u5f88\u591a\u4e1c\u897f"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u8fd9\u662f\u6211\u5728\u7814\u7a76PostgreSQL\u5185\u5b58\u7684\u65f6\u5019\u8bb0\u5f55\u7684\u7b14\u8bb0\u3002<\/p>\n<h1>\u8bf7\u63d0\u4f9b\u5177\u4f53\u7684\u5185\u5bb9\u3002<\/h1>\n<h2>\u6211\u5bf9PostgreSQL\u7684\u5185\u5b58\u4e0d\u592a\u4e86\u89e3\u2026\u2026<\/h2>\n<p>\u603b\u7684\u6765\u8bf4\uff0cPostgreSQL\u4e2d\u4f7f\u7528\u7684\u5185\u5b58\u53ef\u4ee5\u5206\u4e3a\u4e24\u79cd\uff1a\u5171\u4eab\u5185\u5b58\u548c\u7531\u540e\u53f0\u8fdb\u7a0b\u5206\u914d\u7684\u8fdb\u7a0b\u5185\u5b58\u3002<\/p>\n<p>\u6211\u4e3b\u8981\u53c2\u8003\u4e86\u4ee5\u4e0b\u9875\u9762\u3002<br \/>\n\u975e\u5e38\u6709\u76ca\u4e8e\u5b66\u4e60\uff0c\u63a8\u8350\u4e00\u5b9a\u8981\u770b\uff01<br \/>\n&#8211; http:\/\/www.nminoru.jp\/~nminoru\/postgresql\/pg-table-and-block-structure.html#block-and-page<br \/>\n&#8211; https:\/\/gihyo.jp\/dev\/feature\/01\/dex_postgresql\/0002?page=2<br \/>\n&#8211; https:\/\/qiita.com\/Brutus\/items\/972dcfb0abc3ef561ba0<\/p>\n<h3>\u5171\u4eab\u7f13\u51b2\u533a(shared_buffers)<\/h3>\n<p>\u4e25\u683c\u6765\u8bf4\uff0c\u636e\u8bf4\u5171\u4eab\u7f13\u51b2\u533a\u5185\u88ab\u5212\u5206\u4e3a4\u4e2a\u90e8\u5206\uff0c\u8be6\u7ec6\u4fe1\u606f\u8bf7\u53c2\u9605\u4ee5\u4e0b\u94fe\u63a5\uff1ahttps:\/\/gihyo.jp\/dev\/feature\/01\/dex_postgresql\/0002?page=2<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5171\u6709\u30d0\u30c3\u30d5\u30a1\u6d3e\u3001\u30c6\u30fc\u30d6\u30eb\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30c7\u30fc\u30bf\u3092\u30da\u30fc\u30b8\u5358\u4f4d\u3067\u30ad\u30e3\u30c3\u30b7\u30e5<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PostgreSQL \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9(=\u203b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30e9\u30b9\u30bf)\u6bce\u306b\u78ba\u4fdd\u3055\u308c\u308b\u30d0\u30c3\u30d5\u30a1\u3067\u3001postgresql.conf \u306e\u4e2d\u306e shared_buffers \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u305d\u306e\u30b5\u30a4\u30ba\u304c\u6307\u5b9a\u3055\u308c\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5171\u6709\u30d0\u30c3\u30d5\u30a1\u306f\uff0cshared_buffers\u306e\u9805\u76ee\u3067\u5024\u3092\u8a2d\u5b9a\u3067\u304d\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306f32MB<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5171\u6709\u30e1\u30e2\u30ea\u30d0\u30c3\u30d5\u30a1\u3092\u4ecb\u3057\u3066\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30c7\u30a3\u30b9\u30af\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3059\u308b\u56de\u6570\u3092\u6e1b\u3089\u3057\u3066\u8aad\u307f\u53d6\u308a\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u2192\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u6642\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u30da\u30fc\u30b8\u5358\u4f4d\u3067\u30e1\u30e2\u30ea\u4e0a\u306b\u5c55\u958b\u3057\u3066\u3044\u308b\u304b\u3089<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5171\u6709\u30d0\u30c3\u30d5\u30a1\u304c\u5927\u304d\u3051\u308c\u3070\u3048\u3048\u3084\u3093\u3063\u3066\u611f\u3058\u308b\u304c\u3001\u30e1\u30e2\u30ea\u9818\u57df\u3092\u5727\u8feb\u3057\u3066\u3001\u203b\u30c7\u30a3\u30b9\u30af\u30b9\u30ef\u30c3\u30d7\u306e\u767a\u751f\u306b\u3088\u3063\u3066\u6027\u80fd\u3092\u4f4e\u4e0b\u3055\u305b\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u76ee\u5b89\u3068\u3057\u3066\u30e1\u30e2\u30ea\u30921GB\u4ee5\u4e0a\u642d\u8f09\u3057\u305f\u30b5\u30fc\u30d0\u306e\u5834\u5408\u3001\u642d\u8f09\u30e1\u30e2\u30ea\u91cf\u306e25\uff05\u7a0b\u5ea6\u3092\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u63a8\u5968<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u2192\u3000\u300c\u898b\u7a4d\u308a\u30b5\u30a4\u30ba = \u30b5\u30fc\u30d0\u306e\u30e1\u30e2\u30ea\u5bb9\u91cf * 25 \/ 100\u300d<\/ul>\n<h3>\u5de5\u4f5c\u5185\u5b58\uff08work_mem\uff09\u662f\u8fdb\u7a0b\u5185\u5b58\u7684\u4e00\u90e8\u5206\u3002<\/h3>\n<p>\u4e25\u683c\u6765\u8bf4\uff0c\u8fdb\u7a0b\u5185\u5b58\u4f3c\u4e4e\u88ab\u5206\u6210\u4e86\u4e09\u4e2a\u90e8\u5206\uff0c\u5177\u4f53\u8be6\u60c5\u8bf7\u53c2\u8003\u4ee5\u4e0b\u94fe\u63a5\uff1a<br \/>\nhttps:\/\/gihyo.jp\/dev\/feature\/01\/dex_postgresql\/0002?page=2<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4f5c\u696d\u30e1\u30e2\u30ea\u306f\uff0c\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u6642\u306b\u30bd\u30fc\u30c8\u3084\u30cf\u30c3\u30b7\u30e5\u30c6\u30fc\u30d6\u30eb\u306e\u5229\u7528\u306e\u305f\u3081\u306b\u4f7f\u308f\u308c\u308b\u9818\u57df<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b5\u30fc\u30d3\u30b9\u958b\u59cb\u5f53\u521d\u306fwork_mem\u306e\u5024\u304c\u5c0f\u3055\u304f\u3066\u3082\u53d6\u308a\u6271\u3046\u30c7\u30fc\u30bf\u3082\u5c0f\u3055\u3044\u305f\u3081\u554f\u984c\u306b\u306a\u3089\u306a\u304b\u3063\u305f\u3082\u306e\u304c\uff0c\u30b5\u30fc\u30d3\u30b9\u306e\u6210\u9577\u3068\u3068\u3082\u306b\u53d6\u308a\u6271\u3046\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308a\uff0c\u30bd\u30fc\u30c8\u306e\u969b\u306b\u30e1\u30e2\u30ea\u304b\u3089\u3042\u3075\u308c\u308b\u3053\u3068\u304c\u3042\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u2192\u3053\u306e\u3088\u3046\u306a\u3053\u3068\u3092\u9632\u3050\u305f\u3081\uff0cwork_mem\u306e\u5024\u306f\u9069\u5207\u306b\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3057\uff0c\u30b9\u30ef\u30c3\u30d7\u3092\u76e3\u8996\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u2192\u300c(OS\u306e\u5b9f\u30e1\u30e2\u30ea &#8211; shared_buffers) \/ max_connections\u300d\u3092\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">work_mem\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u6642\u63a5\u7d9a\u6570\u306b\u6bd4\u4f8b\u3057\u3001\u3055\u3089\u306b\u305d\u306e\u6570\u500d\u306e\u7269\u7406\u30e1\u30e2\u30ea\u3092\u6d88\u8cbb<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u2192 \u3088\u3063\u3066\u3001\u30e1\u30e2\u30ea\u4e0d\u8db3\u304b\u3089\u30b9\u30ef\u30c3\u30d7\u304c\u767a\u751f\u3057\u304b\u3048\u3063\u3066\u6027\u80fd\u304c\u60aa\u304f\u306a\u308b\u305f\u3081\u3001\u6ce8\u610f\u304c\u5fc5\u8981<\/ul>\n<h3>\u8bf7\u63d0\u4f9b\u66f4\u591a\u7684\u4e0a\u4e0b\u6587\u6216\u8be6\u7ec6\u4fe1\u606f\uff0c\u4ee5\u4fbf\u80fd\u591f\u51c6\u786e\u5730\u4e3a\u60a8\u63d0\u4f9b\u4e2d\u6587\u7684\u540c\u4e49\u53e5\u3002<\/h3>\n<p>\u30fbhttp:\/\/www.nminoru.jp\/~nminoru\/postgresql\/pg-table-and-block-structure.html#block-and-page<br \/>\n-&gt; http:\/\/www.nminoru.jp\/\u301cnminoru\/postgresql\/pg-table-and-block-structure.html#block-and-page<\/p>\n<p>\u30fbhttps:\/\/qiita.com\/Brutus\/items\/972dcfb0abc3ef561ba0<br \/>\n-&gt; https:\/\/qiita.com\/Brutus\/items\/972dcfb0abc3ef561ba0<\/p>\n<h2>\u6211\u5199\u4e0b\u4e86\u6211\u4e0d\u77e5\u9053\u7684\u4ee5\u4e0b\u672f\u8bed\u3002<\/h2>\n<p>\u867d\u7136\u611f\u5230\u6709\u4e9b\u5c34\u5c2c\uff0c\u4f46\u6211\u4f1a\u5c06\u4e0a\u8ff0\u53e5\u5b50\u4e2d\u6211\u4e0d\u719f\u6089\u7684\u5355\u8bcd\u5217\u4e3e\u51fa\u6765\u3002<\/p>\n<h3>\u6570\u636e\u5e93\u96c6\u7fa4\u662f\u4ec0\u4e48\uff1f<\/h3>\n<h4>Please provide more context or specific content that you would like to have paraphrased in Chinese.<\/h4>\n<p>\u5728\u69cb\u5efa\u548c\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u57fa\u7840\u4e0a\uff0c\u901a\u5e38\u60c5\u51b5\u4e0b\u662f\u5728\u4e00\u4e2a\u670d\u52a1\u5668\u4e0a\u642d\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u3002<br \/>\n\u7136\u800c\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u60c5\u51b5\u4e0b\uff0c\u4f1a\u5728\u591a\u4e2a\u670d\u52a1\u5668\uff08\u5305\u62ec\u865a\u62df\u670d\u52a1\u5668\uff09\u4e0a\u642d\u5efa\u540c\u4e00\u4e2a\u6570\u636e\u5e93\u3002<br \/>\n\u539f\u56e0\u662f\uff0c\u4ec5\u4ec5\u4f9d\u9760\u4e00\u4e2a\u670d\u52a1\u5668\u65e0\u6cd5\u5b9e\u73b0 &#8220;\u9ad8\u53ef\u7528\u6027\u3001\u5e76\u884c\u5904\u7406\u548c\u6027\u80fd\u63d0\u5347&#8221; \u7b49\u8981\u6c42\u3002<br \/>\n\u6211\u8ba4\u4e3a\u6027\u80fd\u63d0\u5347\u8fd9\u4e00\u70b9\u53ef\u80fd\u6709\u4e9b\u96be\u4ee5\u60f3\u8c61\uff0c\u4ee5\u4e0b\u8fdb\u884c\u89e3\u91ca\u3002<\/p>\n<p>\u5173\u4e8e\u6027\u80fd\u63d0\u5347\uff1a<br \/>\n\u5728Web\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6570\u636e\u5e93\u7528\u6237\u6570\u91cf\u7684\u589e\u52a0\u662f\u5f88\u5e38\u89c1\u7684\u3002\u5bf9\u4e8e\u5927\u578b\u7684Web\u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u7684\u526f\u672c\uff0c\u5e76\u5c06\u6570\u636e\u5e93\u7684\u8bbf\u95ee\u6307\u5411\u8fd9\u4e2a\u526f\u672c\uff0c\u4ee5\u4fbf\u80fd\u591f\u5e94\u5bf9\u7528\u6237\u6570\u91cf\u7684\u589e\u52a0\u3002<\/p>\n<p>\u7136\u800c\uff0c\u6709\u4e00\u4e2a\u4e0e\u6570\u636e\u5e93\u96c6\u7fa4\u7c7b\u4f3c\u7684\u7cfb\u7edf\uff0c\u53ef\u4ee5\u534f\u8c03\u591a\u4e2a\u4e0d\u540c\u7684\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u5408\u4f5c\uff0c\u9700\u8981\u6ce8\u610f\u4e0d\u8981\u6df7\u6dc6\u5b83\u4e0e&#8221;DBLink&#8221;\u6216&#8221;SQL\/MED&#8221;\u3002<\/p>\n<h4>\u8bf7\u63d0\u4f9b\u66f4\u591a\u4e0a\u4e0b\u6587\u3002<\/h4>\n<h3>\u8fea\u65af\u514b\u4ea4\u6362\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u5982\u679c\u6709\u4eba\u8981\u6c42\u66f4\u6df1\u5165\u5730\u89e3\u91ca\uff0c\u4ee5\u7c7b\u4f3c&#8221;\u5c06\u5149\u76d8\u4ea4\u6362&#8221;\u7684\u7406\u89e3\u7a0b\u5ea6\u4e3a\u57fa\u7840\uff0c\u90a3\u6211\u5b8c\u5168\u6478\u4e0d\u7740\u5934\u8111\uff0c\u6240\u4ee5\u6211\u8fdb\u884c\u4e86\u4e00\u756a\u7814\u7a76\u3002<\/p>\n<h4>\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u6539\u5199\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/h4>\n<p>&#8211; &#8220;The weather today is very nice.&#8221;<br \/>\n&#8211; &#8220;I love to eat delicious food.&#8221;<br \/>\n&#8211; &#8220;I enjoy reading books in my free time.&#8221;<br \/>\n&#8211; &#8220;My favorite color is blue.&#8221;<br \/>\n&#8211; &#8220;I like to travel and explore new 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class=\"post-pre\"><code>CREATE INDEX CONCURRENTLY new_idx ON table1(col1, col2, col3);\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u8fd9\u662f\u6211\u5728\u7814\u7a76PostgreSQL\u5185\u5b58\u7684\u65f6\u5019\u8bb0\u5f55\u7684\u7b14\u8bb0\u3002 \u8bf7\u63d0\u4f9b\u5177\u4f53\u7684\u5185\u5bb9\u3002 \u6211\u5bf9PostgreSQL\u7684\u5185 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41494","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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