{"id":420,"date":"2017-06-29T13:25:59","date_gmt":"2017-06-29T04:25:59","guid":{"rendered":"http:\/\/www.tkn.jp\/tknsys\/wordpress\/?p=420"},"modified":"2022-12-11T12:43:07","modified_gmt":"2022-12-11T03:43:07","slug":"postgresql%e3%81%a7%e5%85%a8%e3%83%86%e3%83%bc%e3%83%96%e3%83%ab%e3%81%ae%e3%83%ac%e3%82%b3%e3%83%bc%e3%83%89%e6%95%b0%e3%82%92%e4%b8%80%e6%b0%97%e3%81%ab%e3%83%89%e3%83%b3%e3%81%99%e3%82%8b%e3%82%84","status":"publish","type":"post","link":"https:\/\/www.tkn.jp\/?p=420","title":{"rendered":"PostgreSQL\u3067\u5168\u30c6\u30fc\u30d6\u30eb\u306e\u30ec\u30b3\u30fc\u30c9\u6570\u3092\u4e00\u6c17\u306b\u30c9\u30f3\u3059\u308b\u3084\u3064"},"content":{"rendered":"\n<p>select count(*) \u3068\u304b\u3060\u3068\u3001\u5927\u91cf\u30ec\u30b3\u30fc\u30c9\u306e\u30c6\u30fc\u30d6\u30eb\u30ab\u30a6\u30f3\u30c8\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u3059\u304e\u308b<\/p>\n\n\n\n<p>\u4e00\u6c17\u306b\u30c9\u30f3\u3057\u305f\u3044\u5834\u5408\u306f\u3053\u308c<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-sql\" data-lang=\"SQL\"><code>select\n\trelname,\n\tn_live_tup\nfrom\n\tpg_stat_user_tables\nwhere\n\tschemaname = &#39;public&#39;\norder by\n\trelname;<\/code><\/pre><\/div>\n\n\n\n<pre class=\"wp-block-preformatted\">\u4ee5\u4e0a<\/pre>\n","protected":false},"excerpt":{"rendered":"\n<p>select count(*) \u3068\u304b\u3060\u3068\u3001\u5927\u91cf\u30ec\u30b3\u30fc\u30c9\u306e\u30c6\u30fc\u30d6\u30eb\u30ab\u30a6\u30f3\u30c8\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u3059\u304e\u308b<\/p>\n<p>\u4e00\u6c17\u306b\u30c9\u30f3\u3057\u305f\u3044\u5834\u5408\u306f\u3053\u308c<\/p>\n<p> select relname, n_live_tup from pg_stat_user_tables where schemaname = &#39;public&#39; order by relname; \u4ee5\u4e0a <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-420","post","type-post","status-publish","format-standard","hentry","category-centos","odd"],"_links":{"self":[{"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/posts\/420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=420"}],"version-history":[{"count":4,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/posts\/420\/revisions"}],"predecessor-version":[{"id":531,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=\/wp\/v2\/posts\/420\/revisions\/531"}],"wp:attachment":[{"href":"https:\/\/www.tkn.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tkn.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}