{"id":796,"date":"2007-11-13T03:00:00","date_gmt":"2007-11-12T18:00:00","guid":{"rendered":"https:\/\/ecoop.net\/memo\/2007-11-13-3.html"},"modified":"2007-11-13T03:00:00","modified_gmt":"2007-11-12T18:00:00","slug":"2007-11-13-3","status":"publish","type":"post","link":"https:\/\/www.ecoop.net\/memo\/archives\/2007-11-13-3.html","title":{"rendered":"\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30a3\u30b9\u30af\u4f7f\u7528\u91cf\u3092\u53d6\u5f97\u3059\u308b"},"content":{"rendered":"

\n<\/p>\n

SELECT relname, relfilenode, relpages FROM pg_class;\n<\/p><\/blockquote>\n

relname \u304c\u30c6\u30fc\u30d6\u30eb\u540d\u3001relfilenode \u304c\u5b9f\u4f53\u30d5\u30a1\u30a4\u30eb\u540d\u3001 relpages \u304c\u5229\u7528\u3057\u3066\u3044\u308b\u30da\u30fc\u30b8\u6570\u6982\u7b97\u30021\u30da\u30fc\u30b8\u306f\u901a\u5e38 8KB \u3067\u3059\u3002
\n \n<\/p>\n

SELECT c2.relname, c2.relpages
\n    FROM pg_class c, pg_class c2, pg_index i
\n    WHERE c.oid = i.indrelid
\n        AND c2.oid = i.indexrelid
\n    ORDER BY relpages DESC;\n<\/p><\/blockquote>\n

\u540c\u69d8\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5229\u7528\u3057\u3066\u3044\u308b\u30da\u30fc\u30b8\u6570\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002
\n 
\n\u53c2\u8003:
\n– \u30c7\u30a3\u30b9\u30af\u4f7f\u7528\u91cf\u306e\u76e3\u8996<\/a>(PostgreSQL 8.2.5 \u516c\u5f0f\u30de\u30cb\u30e5\u30a2\u30eb)
\n– pg_class<\/a>(\u540c\u4e0a)<\/p>\n","protected":false},"excerpt":{"rendered":"

SELECT relname, relfilenode, relpages FROM pg_class; relname \u304c\u30c6\u30fc\u30d6\u30eb\u540d\u3001relfilenode \u304c\u5b9f\u4f53\u30d5\u30a1\u30a4\u30eb\u540d\u3001 relpages \u304c\u5229\u7528\u3057\u3066\u3044\u308b\u30da\u30fc\u30b8\u6570 … \u7d9a\u304d\u3092\u8aad\u3080 \u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30a3\u30b9\u30af\u4f7f\u7528\u91cf\u3092\u53d6\u5f97\u3059\u308b<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[45],"class_list":["post-796","post","type-post","status-publish","format-standard","hentry","tag-postgresql"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts\/796","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/comments?post=796"}],"version-history":[{"count":0,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts\/796\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/media?parent=796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/categories?post=796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/tags?post=796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}