{"id":172585,"date":"2024-11-07T14:21:26","date_gmt":"2024-11-07T06:21:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172585\/"},"modified":"2024-11-07T14:21:27","modified_gmt":"2024-11-07T06:21:27","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8bmysql%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ae%b9%e9%87%8f%e5%a4%a7%e5%b0%8f-mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e7%9c%8b%e5%ae%b9%e9%87%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172585\/","title":{"rendered":"\u5982\u4f55\u67e5\u770bMySQL\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f (mysql\u6578\u64da\u5eab\u67e5\u770b\u5bb9\u91cf)"},"content":{"rendered":"

\u5982\u4f55\u67e5\u770bMySQL\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f<\/h1>\n

\u5728\u7ba1\u7406MySQL\u6578\u64da\u5eab\u6642\uff0c\u4e86\u89e3\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u80fd\u5e6b\u52a9\u60a8\u505a\u51fa\u66f4\u597d\u7684\u8cc7\u6e90\u5206\u914d\u6c7a\u7b56\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u7a2e\u67e5\u770bMySQL\u6578\u64da\u5eab\u5bb9\u91cf\u5927\u5c0f\u7684\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n

\u4f7f\u7528SQL\u67e5\u8a62\u67e5\u770b\u6578\u64da\u5eab\u5927\u5c0f<\/h2>\n

\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528SQL\u67e5\u8a62\u4f86\u7372\u53d6\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u770b\u6240\u6709\u6578\u64da\u5eab\u7684\u5927\u5c0f\uff1a<\/p>\n

SELECT \n    table_schema AS '\u6578\u64da\u5eab\u540d', \n    SUM(data_length + index_length) \/ 1024 \/ 1024 AS '\u5bb9\u91cf (MB)' \nFROM \n    information_schema.tables \nGROUP BY \n    table_schema;<\/code><\/pre>\n
\u9019\u6bb5\u67e5\u8a62\u6703\u8fd4\u56de\u6240\u6709\u6578\u64da\u5eab\u7684\u540d\u7a31\u53ca\u5176\u5c0d\u61c9\u7684\u5bb9\u91cf\u5927\u5c0f\uff08\u4ee5MB\u70ba\u55ae\u4f4d\uff09\u3002<\/p>\n
\u67e5\u770b\u7279\u5b9a\u6578\u64da\u5eab\u7684\u5927\u5c0f<\/h2>\n
\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u770b\u7279\u5b9a\u6578\u64da\u5eab\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u5728\u4e0a\u8ff0\u67e5\u8a62\u4e2d\u6dfb\u52a0\u4e00\u500b\u689d\u4ef6\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u60a8\u60f3\u67e5\u770b\u540d\u70ba\u201cmy_database\u201d\u7684\u6578\u64da\u5eab\u5927\u5c0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n
SELECT \n    table_schema AS '\u6578\u64da\u5eab\u540d', \n    SUM(data_length + index_length) \/ 1024 \/ 1024 AS '\u5bb9\u91cf (MB)' \nFROM \n    information_schema.tables \nWHERE \n    table_schema = 'my_database' \nGROUP BY \n    table_schema;<\/code><\/pre>\n
\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u67e5\u770b\u6578\u64da\u5eab\u5927\u5c0f<\/h2>\n
\u9664\u4e86\u4f7f\u7528SQL\u67e5\u8a62\uff0c\u60a8\u9084\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u884c\u5de5\u5177\u4f86\u67e5\u770b\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u767b\u9304\u5230MySQL\u670d\u52d9\u5668\uff0c\u7136\u5f8c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
mysql -u username -p<\/code><\/pre>\n
\u767b\u9304\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u6240\u6709\u6578\u64da\u5eab\u7684\u5927\u5c0f\uff1a<\/p>\n
SHOW TABLE STATUS FROM my_database;<\/code><\/pre>\n
\u9019\u5c07\u986f\u793a\u8a72\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u72c0\u614b\uff0c\u5305\u62ec\u6bcf\u500b\u8868\u7684\u5927\u5c0f\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u8a08\u7b97\u6240\u6709\u8868\u7684\u5927\u5c0f\u4f86\u7372\u5f97\u6574\u500b\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u3002<\/p>\n
\u4f7f\u7528MySQL Workbench\u67e5\u770b\u6578\u64da\u5eab\u5927\u5c0f<\/h2>\n
\u5982\u679c\u60a8\u66f4\u559c\u6b61\u5716\u5f62\u754c\u9762\uff0cMySQL Workbench\u662f\u4e00\u500b\u5f88\u597d\u7684\u9078\u64c7\u3002\u5728MySQL Workbench\u4e2d\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u67e5\u770b\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002\u53ea\u9700\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u64cd\u4f5c\uff1a<\/p>\n
    \n
  1. \u6253\u958bMySQL Workbench\u4e26\u9023\u63a5\u5230\u60a8\u7684\u6578\u64da\u5eab\u3002<\/li>\n
  2. \u5728\u5de6\u5074\u7684\u5c0e\u822a\u7a97\u683c\u4e2d\uff0c\u9078\u64c7\u201c\u7ba1\u7406\u201d\u9078\u9805\u3002<\/li>\n
  3. \u9078\u64c7\u201c\u6578\u64da\u5eab\u201d\u9078\u9805\uff0c\u7136\u5f8c\u67e5\u770b\u6bcf\u500b\u6578\u64da\u5eab\u7684\u5927\u5c0f\u3002<\/li>\n<\/ol>\n
    \u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u5bb9\u91cf<\/h2>\n
    \u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u6027\u80fd\u7684\u95dc\u9375\u3002\u60a8\u53ef\u4ee5\u8a2d\u7f6e\u5b9a\u671f\u7684SQL\u67e5\u8a62\u6216\u4f7f\u7528\u76e3\u63a7\u5de5\u5177\u4f86\u81ea\u52d5\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5927\u5c0f\uff0c\u4e26\u5728\u5bb9\u91cf\u63a5\u8fd1\u4e0a\u9650\u6642\u767c\u51fa\u8b66\u5831\u3002<\/p>\n
    \u7d50\u8ad6<\/h2>\n
    \u4e86\u89e3MySQL\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u901a\u904eSQL\u67e5\u8a62\u3001\u547d\u4ee4\u884c\u5de5\u5177\u9084\u662f\u5716\u5f62\u754c\u9762\u5de5\u5177\uff0c\u60a8\u90fd\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6027\u80fd\uff0c\u9084\u80fd\u5e6b\u52a9\u60a8\u505a\u51fa\u66f4\u597d\u7684\u8cc7\u6e90\u7ba1\u7406\u6c7a\u7b56\u3002<\/p>\n
    \u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u6258\u7ba1\u60a8\u7684MySQL\u6578\u64da\u5eab\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4e86\u89e3\u5982\u4f55\u67e5\u770bMySQL\u6578\u64da\u5eab\u7684\u5bb9\u91cf\u5927\u5c0f\uff0c\u638c\u63e1\u6578\u64da\u5eab\u7ba1\u7406\u6280\u5de7\uff0c\u78ba\u4fdd\u6578\u64da\u5b58\u5132\u7684\u6709\u6548\u6027\u8207\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-172585","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172585","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=172585"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172585\/revisions"}],"predecessor-version":[{"id":172586,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172585\/revisions\/172586"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}