{"id":79772,"date":"2024-10-16T13:31:15","date_gmt":"2024-10-16T05:31:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/79772\/"},"modified":"2024-10-16T13:31:15","modified_gmt":"2024-10-16T05:31:15","slug":"mysql%e6%8c%87%e4%bb%a4-show-table-status%ef%bc%88%e5%b1%95%e7%a4%ba%e6%95%b8%e6%93%9a%e8%a1%a8%e7%8b%80%e6%85%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/79772\/","title":{"rendered":"MySQL\u6307\u4ee4: SHOW TABLE STATUS\uff08\u5c55\u793a\u6578\u64da\u8868\u72c0\u614b\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-show-table-status%ef%bc%88%e5%b1%95%e7%a4%ba%e6%95%b8%e6%93%9a%e8%a1%a8%e7%8b%80%e6%85%8b%ef%bc%89-ZqdvlWRqkY\">MySQL\u6307\u4ee4: SHOW TABLE STATUS\uff08\u5c55\u793a\u6578\u64da\u8868\u72c0\u614b\uff09<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u4e86\u89e3\u6578\u64da\u8868\u7684\u72c0\u614b\u5c0d\u65bc\u6578\u64da\u7ba1\u7406\u548c\u6027\u80fd\u512a\u5316\u81f3\u95dc\u91cd\u8981\u3002MySQL\u63d0\u4f9b\u4e86\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u6307\u4ee4\u2014\u2014SHOW TABLE STATUS\uff0c\u9019\u500b\u6307\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u7372\u53d6\u6709\u95dc\u6578\u64da\u8868\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u8868\u7684\u5927\u5c0f\u3001\u884c\u6578\u3001\u5275\u5efa\u6642\u9593\u7b49\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eSHOW TABLE STATUS\u6307\u4ee4\u7684\u7528\u6cd5\u53ca\u5176\u8fd4\u56de\u7684\u6578\u64da\u542b\u7fa9\u3002<\/p>\n<h2 id=\"show-table-status%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-ZqdvlWRqkY\">SHOW TABLE STATUS\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<pre><code>SHOW TABLE STATUS [FROM db_name] [LIKE 'pattern'];<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>db_name<\/code>\u662f\u6578\u64da\u5eab\u7684\u540d\u7a31\uff0c\u800c<code>pattern<\/code>\u5247\u662f\u7528\u65bc\u904e\u6ffe\u8868\u540d\u7684\u6a21\u5f0f\u3002\u9019\u500b\u6307\u4ee4\u53ef\u4ee5\u5728\u7279\u5b9a\u7684\u6578\u64da\u5eab\u4e2d\u4f7f\u7528\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u6307\u5b9a\u6578\u64da\u5eab\uff0c\u9019\u6a23\u6703\u8fd4\u56de\u7576\u524d\u9078\u5b9a\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u8868\u7684\u72c0\u614b\u3002<\/p>\n<h2 id=\"show-table-status%e7%9a%84%e8%bf%94%e5%9b%9e%e7%b5%90%e6%9e%9c-ZqdvlWRqkY\">SHOW TABLE STATUS\u7684\u8fd4\u56de\u7d50\u679c<\/h2>\n<p>\u57f7\u884cSHOW TABLE STATUS\u5f8c\uff0cMySQL\u6703\u8fd4\u56de\u4e00\u500b\u5305\u542b\u591a\u500b\u5217\u7684\u7d50\u679c\u96c6\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u91cd\u8981\u7684\u5217\u53ca\u5176\u542b\u7fa9\uff1a<\/p>\n<ul>\n<li><strong>Name<\/strong>: \u8868\u7684\u540d\u7a31\u3002<\/li>\n<li><strong>Engine<\/strong>: \u8868\u4f7f\u7528\u7684\u5b58\u5132\u5f15\u64ce\uff08\u5982InnoDB\u3001MyISAM\u7b49\uff09\u3002<\/li>\n<li><strong>Version<\/strong>: \u8868\u7684\u7248\u672c\u865f\u3002<\/li>\n<li><strong>Row_format<\/strong>: \u884c\u7684\u683c\u5f0f\uff08\u5982Compact\u3001Dynamic\u7b49\uff09\u3002<\/li>\n<li><strong>Rows<\/strong>: \u8868\u4e2d\u7684\u884c\u6578\u3002<\/li>\n<li><strong>Avg_row_length<\/strong>: \u5e73\u5747\u6bcf\u884c\u7684\u9577\u5ea6\u3002<\/li>\n<li><strong>Data_length<\/strong>: \u6578\u64da\u7684\u7e3d\u9577\u5ea6\u3002<\/li>\n<li><strong>Max_data_length<\/strong>: \u6578\u64da\u7684\u6700\u5927\u9577\u5ea6\u3002<\/li>\n<li><strong>Index_length<\/strong>: \u7d22\u5f15\u7684\u7e3d\u9577\u5ea6\u3002<\/li>\n<li><strong>Data_free<\/strong>: \u8868\u4e2d\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u3002<\/li>\n<li><strong>Create_time<\/strong>: \u8868\u7684\u5275\u5efa\u6642\u9593\u3002<\/li>\n<li><strong>Update_time<\/strong>: \u8868\u7684\u6700\u5f8c\u66f4\u65b0\u6642\u9593\u3002<\/li>\n<li><strong>Check_time<\/strong>: \u8868\u7684\u6700\u5f8c\u6aa2\u67e5\u6642\u9593\u3002<\/li>\n<li><strong>Collation<\/strong>: \u8868\u7684\u5b57\u7b26\u96c6\u548c\u6392\u5e8f\u898f\u5247\u3002<\/li>\n<li><strong>Comment<\/strong>: \u8868\u7684\u8a3b\u91cb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-ZqdvlWRqkY\">\u4f7f\u7528\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528SHOW TABLE STATUS\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SHOW TABLE STATUS FROM my_database;<\/code><\/pre>\n<p>\u9019\u500b\u6307\u4ee4\u5c07\u8fd4\u56de\u540d\u70ba<code>my_database<\/code>\u7684\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u72c0\u614b\u4fe1\u606f\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u8fd4\u56de\u7684\u6578\u64da\u4f86\u5206\u6790\u8868\u7684\u6027\u80fd\uff0c\u9032\u884c\u5fc5\u8981\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e8%ae%80show-table-status%e7%9a%84%e7%b5%90%e6%9e%9c-ZqdvlWRqkY\">\u5982\u4f55\u89e3\u8b80SHOW TABLE STATUS\u7684\u7d50\u679c<\/h2>\n<p>\u7406\u89e3SHOW TABLE STATUS\u7684\u7d50\u679c\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u8005\u4f86\u8aaa\u975e\u5e38\u91cd\u8981\u3002\u4f8b\u5982\uff0c<strong>Rows<\/strong>\u5217\u986f\u793a\u7684\u884c\u6578\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5224\u65b7\u8868\u7684\u5927\u5c0f\uff0c<strong>Data_length<\/strong>\u548c<strong>Index_length<\/strong>\u5247\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u6578\u64da\u548c\u7d22\u5f15\u7684\u5b58\u5132\u9700\u6c42\u3002\u5982\u679c\u67d0\u500b\u8868\u7684<code>Data_free<\/code>\u503c\u904e\u9ad8\uff0c\u9019\u53ef\u80fd\u610f\u5473\u8457\u9700\u8981\u9032\u884c\u8868\u7684\u512a\u5316\u6216\u91cd\u5efa\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZqdvlWRqkY\">\u7d50\u8ad6<\/h2>\n<p>SHOW TABLE STATUS\u662f\u4e00\u500b\u5f37\u5927\u7684MySQL\u6307\u4ee4\uff0c\u80fd\u5920\u63d0\u4f9b\u6709\u95dc\u6578\u64da\u8868\u7684\u8a73\u7d30\u72c0\u614b\u4fe1\u606f\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u9019\u500b\u6307\u4ee4\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u76e3\u63a7\u548c\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002\u7121\u8ad6\u662f\u5728\u65e5\u5e38\u7dad\u8b77\u9084\u662f\u6027\u80fd\u8abf\u512a\u4e2d\uff0c\u4e86\u89e3\u8868\u7684\u72c0\u614b\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\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":"<p>\u4e86\u89e3MySQL\u6307\u4ee4SHOW TABLE STATUS\uff0c\u8f15\u9b06\u67e5\u770b\u6578\u64da\u8868\u7684\u72c0\u614b\u3001\u5927\u5c0f\u3001\u884c\u6578\u53ca\u5176\u4ed6\u91cd\u8981\u4fe1\u606f\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-79772","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79772","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=79772"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79772\/revisions"}],"predecessor-version":[{"id":79773,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79772\/revisions\/79773"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=79772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=79772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=79772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}