{"id":89,"date":"2018-04-17T21:06:35","date_gmt":"2018-04-17T13:06:35","guid":{"rendered":"http:\/\/yanzhenhua.top\/?p=89"},"modified":"2018-04-17T21:06:35","modified_gmt":"2018-04-17T13:06:35","slug":"mysql%e5%88%86%e5%8c%ba%e4%b8%8e%e5%88%86%e8%a1%a8","status":"publish","type":"post","link":"http:\/\/yanzhenhua.top\/?p=89","title":{"rendered":"MySQL\u5206\u533a\u4e0e\u5206\u8868"},"content":{"rendered":"<p>\u5f53\u8868\u6570\u636e\u8fbe\u5230\u4e00\u5b9a\u7684\u6570\u91cf\u7ea7\u65f6\u3002SQL\u8bed\u53e5\u7684\u67e5\u8be2\u4f1a\u975e\u5e38\u7684\u6162\u3002<\/p>\n<p>\u89e3\u51b3\u95ee\u9898\uff0c\u5c31\u8981\u628a\u6570\u636e\u62c6\u5206\u5230\u4e0d\u540c\u7684\u8868\u91cc\u9762\u53bb\u3002\u8fd9\u4e2a\u65f6\u5019\uff0c\u5c31\u8981\u4f7f\u7528\u5206\u533a\u6216\u8005\u662f\u5206\u8868\u7684\u6280\u672f\u3002<\/p>\n<p>(1)<strong>\u5206\u533a\u4e0e\u5206\u8868\u7684\u533a\u522b<\/strong><br \/>\n\u5206\u533a\uff1amysql\u670d\u52a1\u5668\u5e2e\u52a9\u5b9e\u73b0\u7684\u6570\u636e\u5206\u8868\u529f\u80fd\uff0c\u5c31\u662f\u5206\u533a\u3002<br \/>\nmysql\u628a\u6570\u636e\u5b58\u50a8\u5728\u62c6\u5206\u7684\u4e0d\u540c\u8868\u91cc\u9762\uff0c\u5bf9\u7528\u6237\u662f\u65e0\u611f\u77e5\u7684\uff0c\u8fd8\u662f\u50cf\u4e00\u5f20\u8868\u4e00\u6837\u64cd\u4f5c\u3002<\/p>\n<p>\u5206\u8868\uff1a\u662f\u7a0b\u5e8f\u5458\uff0c\u81ea\u5df1\u5b9e\u73b0\u7684\u62c6\u8868\u3002\u628a\u76f8\u540c\u7684\u6570\u636e\uff0c\u5b58\u50a8\u5230\u4e0d\u540c\u7684\u8868\u91cc\u9762\u3002\u5c31\u662f\u5206\u8868\u3002<br \/>\n\u8981\u5206\u8868\u7684\u975e\u5e38\u597d\uff0c\u9700\u8981\u4e00\u5b9a\u7684\u7b97\u6cd5\u529f\u5e95\u3002<\/p>\n<p>(2)\u5206\u533a\u7684\u7c7b\u578b<br \/>\n    \u539f\u7406\u56fe<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/06c0504787411caacb86877544b34434.png\" alt=\"\" \/><br \/>\n\u7c7b\u578b\u8bf4\u660e<br \/>\nkey \uff1a\u6307\u5b9aid\u4f5c\u4e3ahash\u503c\uff0c\u6765\u8fdb\u884c\u5212\u5206\u3002\u5185\u90e8\u4f1a\u6709\u4e00\u5b9a\u7b97\u6cd5\u5b9e\u73b0\u7684\u3002key\u53ef\u4ee5\u4e0d\u662f\u6574\u578b<\/p>\n<p>hash \uff1a\u6307\u5b9a\u6574\u578b\u4f5c\u4e3ahash\u503c\uff0c\u6765\u8fdb\u884c\u5212\u5206\u3002<\/p>\n<p>range \uff1a\u6307\u5b9a\u6574\u578b\uff0c\u4f5c\u4e3a\u8303\u56f4\uff0c\u6765\u8fdb\u884c\u5212\u5206\u3002<\/p>\n<p>list\uff1a\u6307\u5b9a\u6574\u578b\uff0c\u4f5c\u4e3a\u56fa\u5b9a\u7684\u533a\u57df\uff0c\u6765\u8fdb\u884c\u5212\u5206\u3002<\/p>\n<p>(3)key\u5206\u533a\u64cd\u4f5c<br \/>\n1\uff09\u544a\u8bc9Mysql\u5206\u533a\uff0c\u521b\u5efa\u8868\u64cd\u4f5c\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/070463220cef280c74e0f2996ace6b1f.png\" alt=\"\" \/><br \/>\n2\uff09\u63d2\u5165\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/b70faafdccefc0a842b69d532e736a67.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/1c0e55f4d58a2c1212524e467386e7bf.png\" alt=\"\" \/><br \/>\n3\uff09\u67e5\u770b\u8868\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/2b0ded473e15f820e113a1f250b0e2cd.png\" alt=\"\" \/><br \/>\n\u786e\u5b9a\u5206\u4e864\u5f20\u8868\uff01<\/p>\n<p>4\uff09\u5408\u5e76\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name coalesce partition 2;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/0bebea824b550c84cb85b83d5489fe26.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u8868\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/e9126c8833d174100d2291ea693107e1.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/47c0ac9ee61badfbd180d79d1079f37f.png\" alt=\"\" \/><br \/>\n\u6570\u636e\u4f9d\u7136\u662f\u5b58\u5728\u7684<\/p>\n<p>5\uff09\u6dfb\u52a0\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name add partition partitions 2;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/e870a76f9dacdc06ecf187f787cb0481.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/e69e3b51078aa78ae9a01b73b18c75e3.png\" alt=\"\" \/><br \/>\n\u6570\u636e\u90fd\u662f\u8fd8\u5728\u7684\uff01<br \/>\n\u67e5\u770b\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/98fe786fdb64a5ea437f305428cf6772.png\" alt=\"\" \/><br \/>\n\u6dfb\u52a0\u5206\u533a\u6210\u529f\uff01<\/p>\n<p>6\uff09\u79fb\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name remove partitioning;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/33865c0e2469e9669faa81fc9574f939.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/bfa21e15e2debaef13a6a426e0b959bf.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/1c3c9a70ec37562f9468561c97e51ae3.png\" alt=\"\" \/><br \/>\n\u56de\u5230\u66fe\u7ecf\u5e73\u51e1\u65f6\u5019\u7684\u6837\u5b50\uff01<\/p>\n<p>7\uff09\u603b\u7ed3\uff1a<br \/>\n\u5206\u533a\u5b8c\u6210\u4e4b\u540e\uff0c\u5ba2\u6237\u7aef\u64cd\u4f5c\uff0c\u5c31\u662f\u9762\u5bf9\u7684\u4e00\u5f20\u8868\uff0c\u4e0d\u7528\u53bb\u5173\u5fc3\u670d\u52a1\u5668\u600e\u4e48\u5b8c\u6210\u5de5\u4f5c\u7684\u3002\u53ea\u8981\u628aSQL\u8bed\u53e5\u5199\u597d\uff0c\u5c31ok\u4e86\u3002<\/p>\n<p><strong>\u5f3a\u8c03\u91cd\u70b9<\/strong>\uff1a\u6bcf\u4e00\u6b21\u7684\u5408\u5e76\u4e0e\u6dfb\u52a0\u4e0e\u79fb\u52a8\uff0c\u90fd\u4f1a\u8fdb\u884c\u6570\u636e\u7684\u79fb\u52a8\uff0c\u8fd9\u4e2a\u6570\u636e\u79fb\u52a8\uff0c\u5c31\u4f1a\u6d88\u8017IO\u8d44\u6e90\u3002\u5728\u64cd\u4f5c\u8fd9\u4e9b\u7684\u65f6\u5019\uff0c\u4e00\u5b9a\u8981\u662f\u670d\u52a1\u5668\u4e0d\u5fd9\u7684\u65f6\u5019\uff0c\u6211\u4eec\u624d\u53ef\u4ee5\u64cd\u4f5c\uff0c\u4e0d\u7136\u6211\u4eec\u7684\u670d\u52a1\u5668\u5c31\u4f1a\u975e\u5e38\u7684\u7d2f\uff0c\u53ef\u80fd\u4f1a\u652f\u6301\u4e0d\u4e86\u3002<\/p>\n<p>(4)hash\u5206\u533a\u64cd\u4f5c<br \/>\n1\uff09\u521b\u5efa\u5206\u533a\u8868\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/4d64ff3d9f10b74101f5f99d087a9b4c.png\" alt=\"\" \/><br \/>\n2\uff09\u63d2\u5165\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/d434d7e8a7434c585c0505f3f8242516.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u8868\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/cb3831c3206866c5d20932ff98b24ab9.png\" alt=\"\" \/><br \/>\n3\uff09\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/70180559d00f55d95a4d88fa5972b1a0.png\" alt=\"\" \/><br \/>\n4\uff09\u5408\u5e76\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name coalesce partition 2;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/388ea7b9bd822ef272605cce48a3455d.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/b1437793bb310b07313ba7653099f4b2.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/b1437793bb310b07313ba7653099f4b2.png\" alt=\"\" \/><br \/>\n5\uff09\u6dfb\u52a0\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name add partition partitions 2;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/1691ab68406976d70f10fb15de82dffb.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/10ce889b02fc6b3a2f0103b2d220f4a1.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/d54cf3529544e50f488f4c16d8bb47ab.png\" alt=\"\" \/><br \/>\n6\uff09\u79fb\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-sql\">alter table table_name remove partitioning;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/0d70a954529405fd8589c215fd676eda.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/6b960edfecec888b95d4e8efbc30cb75.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/b8f6ba9e2a3f7e0f1744763f8b3daf45.png\" alt=\"\" \/><br \/>\n7\uff09\u603b\u7ed3\uff1a<br \/>\n\u5206\u533a\u5b8c\u6210\u4e4b\u540e\uff0c\u5ba2\u6237\u7aef\u64cd\u4f5c\uff0c\u5c31\u662f\u9762\u5bf9\u7684\u4e00\u5f20\u8868\uff0c\u4e0d\u7528\u53bb\u5173\u5fc3\u670d\u52a1\u5668\u600e\u4e48\u5b8c\u6210\u5de5\u4f5c\u7684\u3002\u53ea\u8981\u628aSQL\u8bed\u53e5\u5199\u597d\uff0c\u5c31ok\u4e86\u3002<br \/>\n\u5f3a\u8c03\u91cd\u70b9\uff1a\u6bcf\u4e00\u6b21\u7684\u5408\u5e76\u4e0e\u6dfb\u52a0\u4e0e\u79fb\u9664\uff0c\u90fd\u4f1a\u8fdb\u884c\u6570\u636e\u7684\u79fb\u52a8\uff0c\u8fd9\u4e2a\u6570\u636e\u79fb\u52a8\uff0c\u5c31\u4f1a\u6d88\u8017IO\u8d44\u6e90\u3002\u5728\u64cd\u4f5c\u8fd9\u4e9b\u7684\u65f6\u5019\uff0c\u4e00\u5b9a\u8981\u662f\u670d\u52a1\u5668\u4e0d\u5fd9\u7684\u65f6\u5019\uff0c\u6211\u4eec\u624d\u53ef\u4ee5\u64cd\u4f5c\uff0c\u4e0d\u7136\u6211\u4eec\u7684\u670d\u52a1\u5668\u5c31\u4f1a\u975e\u5e38\u7684\u7d2f\uff0c\u53ef\u80fd\u4f1a\u652f\u6301\u4e0d\u4e86\u3002<\/p>\n<p>8\uff09\u5c0f\u7ed3\uff1a<br \/>\nkey | hash \u5206\u533a\uff1a<br \/>\n\u6dfb\u52a0\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">    alter table table_name add partition partitions number\uff08\u6dfb\u52a0\u8868\u7684\u4e2a\u6570\uff09\n<\/code><\/pre>\n<p>\u5408\u5e76\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">    alter table table_name coalesce partition number\uff08\u5408\u5e76\u8868\u7684\u4e2a\u6570\uff09\n<\/code><\/pre>\n<p>\u79fb\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table table_name remove partitioning;\n<\/code><\/pre>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">\u4f7f\u7528\u5206\u533a\u7684\u5b57\u6bb5\uff0c\u5fc5\u9700\u662f\u4e3b\u952e\uff01\n\u5206\u533a\u7684\u65f6\u5019\uff0c\u5b57\u6bb5\u7684\u9009\u62e9\uff1f\n\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8981\u5c3d\u91cf\u8ba9\u5206\u533a\u7684\u8868\uff0c\u6bcf\u4e00\u5f20\u8868\u7684\u6570\u91cf\u5c3d\u53ef\u80fd\u7684\u4fdd\u6301\u4e00\u81f4\uff01100W\u6570\u636e\u7684\u8868\uff0c\u5206\u62102\u5f20\u8868\uff0c\u5c3d\u91cf\u4fdd\u6301\u662f50W\u4e00\u5f20\u8868\uff01\n\u5728\u8868\u7ed3\u6784\u91cc\u9762\uff0c\u4ec0\u4e48\u6837\u7684\u5b57\u6bb5\uff0c\u80fd\u591f\u6ee1\u8db3\u8fd9\u6837\u7684\u9700\u6c42\uff0c\u4f60\u5c31\u53ef\u4ee5\u53bb\u9009\u62e9\u8fd9\u4e2a\u5b57\u6bb5\uff0c\u6765\u5236\u4f5c\u5206\u533a\u8868\uff01\n<\/code><\/pre>\n<p>\uff085\uff09range\u5206\u533a\u64cd\u4f5c<br \/>\n1\uff09\u521b\u5efa\u8fd9\u6837\u7684\u8868\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/2421077bd06ffcc9dccc3df2c77bc403.png\" alt=\"\" \/><br \/>\n2\uff09\u63d2\u5165\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/161fd783d528595dc176206a6f2f1d16.png\" alt=\"\" \/><br \/>\n\u67e5\u8be2\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/5d8159de5a3647253a44e4e9e1ebe65f.png\" alt=\"\" \/><br \/>\n3\uff09\u67e5\u770b\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/8ea8ab628f6528829bdc998255393872.png\" alt=\"\" \/><br \/>\n4\uff09\u63d2\u5165\u5927\u4e8e90\u5e74\u4ee3\u7684\u503c\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/40c73780b64d5e228f68ce4dacaca9b2.png\" alt=\"\" \/><br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/d1cc80f89d12884a762c93d594dc6038.png\" alt=\"\" \/><\/p>\n<p>\u62a5\u9519\u4e86\uff0c\u6211\u4eec\u7684\u5206\u533a\u5e76\u6ca1\u6709\u5305\u542b\uff0c\u8fd9\u4e2a\u503c\uff0c\u6240\u6709\u8bf7\u6ce8\u610f\uff0c\u6211\u4eec\u73b0\u5728\u4e00\u5b9a\u4e00\u5b9a\u8981\u5728\u8303\u56f4\u5206\u533a\u7684\u65f6\u5019\uff0c\u5305\u542b\u6240\u6709\u7684\u53ef\u80fd\u6027\uff01<br \/>\n5\uff09\u8bbe\u5b9a\u4e00\u4e2a\u6700\u5927\u7684\u5305\u542b\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter  table goods_range add partition(\n    partition yearmax values less than MAXVALUE\n);\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/fd96619d5a3c43d2f893b563b0040c66.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6587\u4ef6\u7684\u5927\u5c0f\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/9926916a022b0c44579b6701630960ae.png\" alt=\"\" \/><br \/>\n\u65b0\u7684\u5206\u533a\u5df2\u7ecf\u5b58\u5728\uff0c\u5e76\u4e14\u6ca1\u6709\u6570\u636e\uff01\uff01\uff01<br \/>\n\u6dfb\u52a0\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/eadd9a97615f62865fa18a69c5d7f9ae.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/32b5ae35036fb5177ada5a8862dd7ed6.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6587\u4ef6\u6570\u636e\u5927\u5c0f\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/2d27ebc5ebb270133666a00efcdc9186.png\" alt=\"\" \/><br \/>\n6\uff09\u5220\u9664\u5206\u533a\uff1arange\u91cc\u9762\u8fd8\u662f\u6709\u5408\u5e76\u5206\u533a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table table_name drop partition \u5206\u533a\u540d;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/1f6350a5b7fc0bf1d19092d4c96d2191.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/f634a9365986092d2910e4fca629db2d.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/9a764e7020cc8738387e97e9df3e91b8.png\" alt=\"\" \/><br \/>\n\u5220\u9664\u4e4b\u540e\uff0c\u6570\u636e\u4e5f\u4e00\u5e76\u88ab\u5220\u9664\uff0c\u6240\u4ee5\u8bf7\u6ce8\u610f\u4e86\u3002<br \/>\n7\uff09\u79fb\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table table_name remove partitioning;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/353118f0132c55727d37b6d56ac314ce.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/4b2c32fd368618bac5455795b0ec309a.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/d060cd6e87fc56d4a35eedfa690b7893.png\" alt=\"\" \/><br \/>\n8\uff09\u603b\u7ed3\uff1a<br \/>\n\u6dfb\u52a0\u5206\u533a\u4e0e\u5220\u9664\u5206\u533a\u7684\u65f6\u5019\uff0c\u5e76\u4e0d\u4f1a\u79fb\u52a8\u6570\u636e\u3002\u5220\u9664\u5206\u533a\u65f6\u5019\uff0c\u5206\u533a\u91cc\u9762\u6709\u6570\u636e\uff0c\u4e5f\u4f1a\u4e00\u5e76\u5220\u9664\u3002<br \/>\n\u79fb\u9664\u8fd8\u662f\u8001\u8c03\u6027\uff0c\u8981\u8fdb\u884c\u6570\u636e\u7684\u79fb\u52a8\uff01<\/p>\n<p>\u5206\u533a\u600e\u4e48\u5212\u5206\u8303\u56f4\uff01\u901a\u8fc7\u5bf9\u6570\u636e\u7684\u5206\u6790\uff0c\u627e\u51fa\u5e73\u5747\u5206\u914d\u7684\u5e74\u4efd\u65b9\u6848\u3002<br \/>\n\uff086\uff09list\u5206\u533a\u64cd\u4f5c<br \/>\n1\uff09\u521b\u5efa\u8868\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/d2d4184262a389b246b96c0d6dbdc591.png\" alt=\"\" \/><br \/>\n2\uff09\u63d2\u5165\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/86ebf97e908178e86d16ab38c511e216.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/75628287d5d93e66e36ef319ccd51bd9.png\" alt=\"\" \/><br \/>\n3\uff09\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/fb6a2c95163f21f1c05e160f5a5249f0.png\" alt=\"\" \/><br \/>\n4\uff09\u5220\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table table_name drop partition \u5206\u533a\u540d\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/5f4bdbdef96011806d31f26c193131d6.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/81c4312e666f4de45cf869a6085b37b9.png\" alt=\"\" \/><br \/>\n\u5220\u9664\u5206\u533a\u7684\u65f6\u5019\uff0c\u5206\u533a\u91cc\u9762\u7684\u6570\u636e\uff0c\u4e5f\u4f1a\u4e00\u5e76\u88ab\u5220\u9664\uff0c\u8bf7\u6ce8\u610f\u4e86\u3002<br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/f65ff8c9ef7ff29cb082c93c82d9ead2.png\" alt=\"\" \/><br \/>\n5\uff09\u6dfb\u52a0\u5206\u533a\uff1a\u6000\u5ff5\u51ac\u5929\uff0c\u627e\u56de\u51ac\u5929<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table table_name add partition (\n    partition winter values in (12,1,2)\n)\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/082f407c2aabd066f521c69a5c7fb962.png\" alt=\"\" \/><br \/>\n\u51ac\u5929\u627e\u56de\u6765\u4e86\uff0c\u90a3\u51ac\u5929\u7684\u6570\u636e\u627e\u56de\u6765\u4e86\u5417\uff1f<br \/>\n    \u6570\u636e\u662f\u4e0d\u4f1a\u56de\u6765\u7684\uff0c\u6240\u6709\u8bf7\u73cd\u60dc\u6211\u4eec\u7684\u6570\u636e\uff01<\/p>\n<p>\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/8ea7118dc512f3b590ef11eb7764c80c.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/e666b3c52849b973eb32ada6639c5f3d.png\" alt=\"\" \/><br \/>\n6\uff09\u79fb\u9664\u5206\u533a\uff1a<\/p>\n<pre class=\"line-numbers prism-highlight\" data-start=\"1\"><code class=\"language-null\">alter table goods_list remove partitioning;\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/cfa85bc5fb281b4d84f0025160f0b25f.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u6570\u636e\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/e5452034889a4ea1b4234d21b6710263.png\" alt=\"\" \/><br \/>\n\u67e5\u770b\u5206\u533a\u6587\u4ef6\uff1a<br \/>\n<img decoding=\"async\" src=\"http:\/\/yanzhenhua.top\/wp-content\/uploads\/2018\/04\/b64fcd6c3d132031c6d05d4e06705845.png\" alt=\"\" \/><br \/>\n7\uff09\u603b\u7ed3\uff1a<br \/>\n\u6dfb\u52a0\u5206\u533a\u4e0e\u5220\u9664\u5206\u533a\u7684\u65f6\u5019\uff0c\u5e76\u4e0d\u4f1a\u79fb\u52a8\u6570\u636e\u3002\u5220\u9664\u5206\u533a\u65f6\u5019\uff0c\u5206\u533a\u91cc\u9762\u6709\u6570\u636e\uff0c\u4e5f\u4f1a\u4e00\u5e76\u5220\u9664\u3002\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u76f8\u540c\u540d\u79f0\u7684\u5206\u533a\u65f6\uff0c\u5206\u533a\u5df2\u7ecf\u662f\u4e00\u4e2a\u5168\u65b0\u7684\uff0c\u91cc\u9762\u7684\u6570\u636e\u4e0d\u4f1a\u56de\u6765\u4e86\u3002<br \/>\n\u79fb\u9664\u8fd8\u662f\u8001\u8c03\u6027\uff0c\u8981\u8fdb\u884c\u6570\u636e\u7684\u79fb\u52a8\uff01<\/p>\n<p>\u5206\u533a\u600e\u4e48\u5212\u5206\u6307\u5b9a\u503c\uff1f\u627e\u5230\u80fd\u591f\u5e73\u5747\u5206\u914d\u7684\u65b9\u6848\uff0c\u5373\u53ef\uff01<br \/>\n8\uff09\u5c0f\u7ed3\uff1a<br \/>\nrange \u4e0e list \u5206\u533a<br \/>\n\u6dfb\u52a0\u5206\u533a\uff1a<br \/>\nalter table table_name add partition (<br \/>\n    partition \u5206\u533a\u540d\u79f0 values less than (\u6574\u578b)<br \/>\n    \u6216\u8005<br \/>\n    partition \u5206\u533a\u540d\u79f0 values in (\u6574\u578b,\u6574\u578b,\u6574\u578b)<br \/>\n)<br \/>\n\u5220\u9664\u5206\u533a\uff1a<br \/>\n    alter table table_name drop partition \u5206\u533a\u540d<br \/>\n\u79fb\u9664\u5206\u533a\uff1a<br \/>\n    alter table table_name remove partitioning;<\/p>\n<p>\u6ce8\u610f\uff1a\u79fb\u9664\u5206\u533a\u662f\u4f1a\u8fdb\u884c\u6570\u636e\u7684\u79fb\u52a8\u7684\uff1b\u6240\u6709\u8bf7\u6ce8\u610f\uff0c\u4e00\u5b9a\u8981\u5728\u591c\u6df1\u4eba\u9759\u7684\u65f6\u5019\u64cd\u4f5c\u3002<\/p>\n<p>\u5220\u9664\u5206\u533a\u4e0e\u6dfb\u52a0\u5206\u533a\uff0c\u90fd\u4e0d\u4f1a\u8fdb\u884c\u6570\u636e\u64cd\u4f5c\uff0c\u6240\u6709\u8bf7\u64cd\u4f5c\u7684\u65f6\u5019\u4e09\u601d\u800c\u884c\uff01<\/p>\n<p>range\u4e0elist\u4e5f\u6709\u5408\u5e76\u5206\u533a\uff1b\u5408\u5e76\u7684\u65f6\u5019\uff0c\u90fd\u662f\u4f1a\u8fdb\u884c\u6570\u636e\u79fb\u52a8\u7684\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u8868\u6570\u636e\u8fbe\u5230\u4e00\u5b9a\u7684\u6570\u91cf\u7ea7\u65f6\u3002SQL\u8bed\u53e5\u7684\u67e5\u8be2\u4f1a\u975e\u5e38\u7684\u6162\u3002 \u89e3\u51b3\u95ee\u9898\uff0c\u5c31\u8981\u628a\u6570\u636e\u62c6\u5206\u5230\u4e0d\u540c\u7684\u8868\u91cc\u9762\u53bb\u3002&hellip; <a href=\"http:\/\/yanzhenhua.top\/?p=89\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">MySQL\u5206\u533a\u4e0e\u5206\u8868<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"post-89","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-mysql","7":"h-entry","9":"h-as-article"},"_links":{"self":[{"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=\/wp\/v2\/posts\/89","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=89"}],"version-history":[{"count":0,"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=\/wp\/v2\/posts\/89\/revisions"}],"wp:attachment":[{"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=89"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=89"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yanzhenhua.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=89"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}