{"id":1341,"date":"2026-04-27T16:26:19","date_gmt":"2026-04-27T08:26:19","guid":{"rendered":"https:\/\/yunyanglib.cn\/?p=1341"},"modified":"2026-04-27T16:26:20","modified_gmt":"2026-04-27T08:26:20","slug":"%e3%80%90mysql%e3%80%91mysql-%e8%af%bb%e5%86%99%e5%88%86%e7%a6%bb%e5%ae%9e%e6%88%98%ef%bc%9amycat-%e9%85%8d%e7%bd%ae%e5%85%a8%e6%b5%81%e7%a8%8b%ef%bc%88%e9%99%84%e6%b5%8b%e8%af%95%e9%aa%8c%e8%af%81","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=1341","title":{"rendered":"\u3010MySQL\u3011MySQL \u8bfb\u5199\u5206\u79bb\u5b9e\u6218\uff1aMyCAT \u914d\u7f6e\u5168\u6d41\u7a0b\uff08\u9644\u6d4b\u8bd5\u9a8c\u8bc1\uff09"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5927\u5bb6\u597d\uff0c\u6211\u662f\u4e91\u626c\uff5e \u6700\u8fd1\u5728\u4f18\u5316\u6570\u636e\u5e93\u67b6\u6784\u65f6\uff0c\u9047\u5230\u4e86\u4e3b\u5e93\u538b\u529b\u8fc7\u5927\u7684\u95ee\u9898\u3002\u7ecf\u8fc7\u8c03\u7814\uff0c\u6700\u7ec8\u9009\u62e9\u7528 MyCAT \u5b9e\u73b0 MySQL \u8bfb\u5199\u5206\u79bb\uff0c\u628a\u8bfb\u64cd\u4f5c\u5206\u6d41\u5230\u4ece\u5e93\uff0c\u6709\u6548\u51cf\u8f7b\u4e86\u4e3b\u5e93\u8d1f\u62c5\u3002\u4eca\u5929\u5c31\u628a\u5b8c\u6574\u7684\u914d\u7f6e\u8fc7\u7a0b\u3001\u64cd\u4f5c\u7ec6\u8282\u548c\u907f\u5751\u7ecf\u9a8c\u5206\u4eab\u7ed9\u5927\u5bb6\uff0c\u9002\u5408\u9700\u8981\u4f18\u5316\u6570\u636e\u5e93\u6027\u80fd\u7684\u5f00\u53d1 \/ \u8fd0\u7ef4\u540c\u5b66\u53c2\u8003\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u7ed9\u5927\u5bb6\u68b3\u7406\u4e0b\u6838\u5fc3\u903b\u8f91\uff1a\u901a\u8fc7 MyCAT \u4f5c\u4e3a\u4e2d\u95f4\u4ef6\uff0c\u642d\u5efa &#8220;\u4e00\u4e3b\u4e00\u4ece&#8221; \u7684 MySQL \u67b6\u6784\u3002<strong>\u5199\u64cd\u4f5c\uff08insert\/update\/delete\uff09\u5168\u90e8\u8def\u7531\u5230\u4e3b\u5e93<\/strong>\uff0c\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff1b<strong>\u8bfb\u64cd\u4f5c\uff08select\uff09\u5728\u4e3b\u5e93\u548c\u4ece\u5e93\u4e4b\u95f4\u8f6e\u8be2<\/strong>\uff0c\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u3002\u8fd9\u6837\u65e2\u80fd\u907f\u514d\u4e3b\u5e93\u56e0\u8bfb\u8bf7\u6c42\u8fc7\u591a\u5bfc\u81f4\u7684\u6027\u80fd\u74f6\u9888\uff0c\u53c8\u80fd\u901a\u8fc7\u4ece\u5e93\u63d0\u5347\u67e5\u8be2\u54cd\u5e94\u901f\u5ea6\uff0c\u67b6\u6784\u56fe\u5982\u4e0b\uff08\u7b80\u5316\u7248\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-1024x576.png\" alt=\"\" class=\"wp-image-1370\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-1024x576.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-300x169.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-768x432.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-1536x864.png 1536w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/MyCAT\u8bfb\u5199\u5206\u79bb\u6838\u5fc3\u67b6\u6784-2048x1152.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u524d\u671f\u51c6\u5907\u8bf4\u660e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5f00\u59cb\u914d\u7f6e\u524d\uff0c\u5148\u786e\u8ba4\u4ee5\u4e0b\u73af\u5883\u5df2\u5c31\u7eea\uff08\u907f\u514d\u8e29\u5751\uff01\uff09\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e09\u53f0\u670d\u52a1\u5668\uff1aMyCAT \u670d\u52a1\u5668\uff08192.168.184.153\uff09\u3001MySQL \u4e3b\u5e93\uff08192.168.184.151\uff09\u3001MySQL \u4ece\u5e93\uff08192.168.184.152\uff09<\/li>\n\n\n\n<li>\u4e3b\u4ece\u5e93\u5df2\u5b8c\u6210\u6570\u636e\u540c\u6b65\uff08binlog \u914d\u7f6e\u3001\u4e3b\u4ece\u590d\u5236\u642d\u5efa\uff0c\u8fd9\u90e8\u5206\u4e4b\u524d\u7684\u6587\u7ae0\u6709\u8be6\u7ec6\u8bb2\u8fc7\uff0c\u6587\u672b\u9644\u94fe\u63a5\uff09<\/li>\n\n\n\n<li>MyCAT \u5df2\u5b89\u88c5\u5b8c\u6210\uff08\u63a8\u8350 1.6 + \u7248\u672c\uff0c\u7a33\u5b9a\u6027\u66f4\u597d\uff09<\/li>\n\n\n\n<li>\u4e3b\u4ece\u5e93\u521b\u5efa\u4e13\u7528\u8d26\u53f7 mycat_rw\uff0c\u6388\u4e88\u8bfb\u5199\u6743\u9650\uff08\u907f\u514d\u7528 root \u8d26\u53f7\uff0c\u63d0\u5347\u5b89\u5168\u6027\uff09<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u5206\u6b65\u914d\u7f6e\u6307\u5357\uff08\u542b\u5b9e\u64cd\u547d\u4ee4\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u914d\u7f6e\u540e\u7aef\u6570\u636e\u6e90\uff08\u4e3b\u4ece\u5e93\u6ce8\u518c\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\u8981\u8ba9 MyCAT \u8bc6\u522b\u4e3b\u5e93\uff08\u5199\u5e93\uff09\u548c\u4ece\u5e93\uff08\u8bfb\u5e93\uff09\uff0c\u901a\u8fc7 SQL \u547d\u4ee4\u76f4\u63a5\u521b\u5efa\u6570\u636e\u6e90\u914d\u7f6e\uff0c\u6bd4\u624b\u52a8\u6539\u6587\u4ef6\u66f4\u9ad8\u6548\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\uff081\uff09\u521b\u5efa\u5199\u5e93\uff08\u4e3b\u5e93\uff09\u914d\u7f6e<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55 MyCAT \u670d\u52a1\u5668\uff08192.168.184.153\uff09\u7684 MyCAT \u63a7\u5236\u53f0\uff0c\u6267\u884c\u4ee5\u4e0b SQL\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*+ mycat:createDataSource{\n\"name\":\"write\",  \/\/ \u6570\u636e\u6e90\u540d\u79f0\uff0c\u81ea\u5b9a\u4e49\uff08\u5efa\u8bae\u89c1\u540d\u77e5\u610f\uff09\n\"url\":\"jdbc:mysql:\/\/192.168.184.151:3306\/?useSSL=false&amp;characterEncoding=UTF-8&amp;useJDBCCompliantTimezoneShift=true\",\n\"user\":\"mycat_rw\",  \/\/ \u4e3b\u5e93\u4e13\u7528\u8d26\u53f7\n\"password\":\"Ud9_a8Gca1\"  \/\/ \u5bf9\u5e94\u5bc6\u7801\n} *\/;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"364\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-24-1024x364.png\" alt=\"\" class=\"wp-image-1362\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-24-1024x364.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-24-300x107.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-24-768x273.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-24.png 1293w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u521b\u5efa\u8bfb\u5e93\uff08\u4ece\u5e93\uff09\u914d\u7f6e<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u6837\u5728 MyCAT \u63a7\u5236\u53f0\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*+ mycat:createDataSource{\n\"name\":\"read\",  \/\/ \u8bfb\u5e93\u6570\u636e\u6e90\u540d\u79f0\n\"url\":\"jdbc:mysql:\/\/192.168.184.152:3306\/?useSSL=false&amp;characterEncoding=UTF-8&amp;useJDBCCompliantTimezoneShift=true\",\n\"user\":\"mycat_rw\",  \/\/ \u4ece\u5e93\u540c\u8d26\u53f7\uff08\u4e3b\u4ece\u540c\u6b65\u6743\u9650\uff09\n\"password\":\"Ud9_a8Gca1\"\n} *\/;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"129\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-25-1024x129.png\" alt=\"\" class=\"wp-image-1363\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-25-1024x129.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-25-300x38.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-25-768x96.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-25.png 1322w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff083\uff09\u9a8c\u8bc1\u6570\u636e\u6e90\u914d\u7f6e\u6210\u529f<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b9\u5f0f 1\uff1a\u901a\u8fc7 SQL \u67e5\u8be2\u6570\u636e\u6e90\u72b6\u6001<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*+ mycat:showDataSources{} *\/;\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u540e\u5982\u679c\u80fd\u770b\u5230 write \u548c read \u4e24\u4e2a\u6570\u636e\u6e90\uff0c\u4e14\u72b6\u6001\u4e3a OK\uff0c\u8bf4\u660e\u914d\u7f6e\u6210\u529f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"443\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26-1024x443.png\" alt=\"\" class=\"wp-image-1364\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26-1024x443.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26-300x130.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26-768x333.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26-1536x665.png 1536w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-26.png 1852w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b9\u5f0f 2\uff1a\u67e5\u770b\u914d\u7f6e\u6587\u4ef6\uff08\u515c\u5e95\u9a8c\u8bc1\uff09MyCAT \u4f1a\u81ea\u52a8\u751f\u6210\u6570\u636e\u6e90\u914d\u7f6e\u6587\u4ef6\uff0c\u8fdb\u5165\u76ee\u5f55\u67e5\u770b\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/usr\/local\/mycat\/conf\/datasources\nls  # \u80fd\u770b\u5230write.json\u548cread.json\u6587\u4ef6\u5373\u751f\u6548<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"828\" height=\"153\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-27.png\" alt=\"\" class=\"wp-image-1365\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-27.png 828w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-27-300x55.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-27-768x142.png 768w\" sizes=\"(max-width: 828px) 100vw, 828px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u914d\u7f6e\u96c6\u7fa4\u548c\u903b\u8f91\u5e93<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6570\u636e\u6e90\u6ce8\u518c\u540e\uff0c\u9700\u8981\u521b\u5efa\u96c6\u7fa4\u89c4\u5219\uff08\u6307\u5b9a\u4e3b\u4ece\u5173\u7cfb\uff09\uff0c\u518d\u521b\u5efa\u903b\u8f91\u5e93\uff08\u5e94\u7528\u7a0b\u5e8f\u8fde\u63a5\u7684\u5e93\uff09\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\uff081\uff09\u521b\u5efa\u8bfb\u5199\u5206\u79bb\u96c6\u7fa4<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 MyCAT \u63a7\u5236\u53f0\u6267\u884c SQL\uff0c\u7ed1\u5b9a\u4e3b\u4ece\u6570\u636e\u6e90\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/*! mycat:createCluster{\"name\":\"RW\",  \/\/ \u96c6\u7fa4\u540d\u79f0\uff0c\u81ea\u5b9a\u4e49\n\"masters\":&#91;\"write\"],  \/\/ \u4e3b\u5e93\u6570\u636e\u6e90\uff08\u5bf9\u5e94\u4e0a\u9762\u7684name\uff09\n\"replicas\":&#91;\"read\"]} *\/;  \/\/ \u4ece\u5e93\u6570\u636e\u6e90\n\n\/\/ \u9a8c\u8bc1\u96c6\u7fa4\u914d\u7f6e\n\/*+ mycat:showClusters{} *\/;\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u540e\u4f1a\u663e\u793a\u96c6\u7fa4\u540d\u79f0\u3001\u4e3b\u4ece\u8282\u70b9\u4fe1\u606f\uff0c\u786e\u8ba4\u65e0\u8bef\u5373\u53ef\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"199\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28-1024x199.png\" alt=\"\" class=\"wp-image-1366\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28-1024x199.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28-300x58.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28-768x149.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28-1536x298.png 1536w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-28.png 1882w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff082\uff09\u521b\u5efa\u903b\u8f91\u5e93\u5e76\u7ed1\u5b9a\u96c6\u7fa4<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u903b\u8f91\u5e93\u662f\u5e94\u7528\u7a0b\u5e8f\u5b9e\u9645\u8fde\u63a5\u7684\u5e93\uff0c\u9700\u8981\u5173\u8054\u5230\u4e0a\u9762\u521b\u5efa\u7684 RW \u96c6\u7fa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5148\u521b\u5efa\u903b\u8f91\u5e93\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>create database maria_rw;  \/\/ \u903b\u8f91\u5e93\u540d\u79f0\uff0c\u81ea\u5b9a\u4e49\n<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u4fee\u6539\u903b\u8f91\u5e93\u914d\u7f6e\u6587\u4ef6\uff0c\u7ed1\u5b9a\u96c6\u7fa4\uff1a\u8fdb\u5165 schema \u914d\u7f6e\u76ee\u5f55\uff0c\u7f16\u8f91\u751f\u6210\u7684 maria_rw.schema.json \u6587\u4ef6\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/usr\/local\/mycat\/conf\/schemas\nvim maria_rw.schema.json\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u6587\u4ef6\u5185\u5bb9\u4fee\u6539\u4e3a\u4ee5\u4e0b\u683c\u5f0f\uff08\u6838\u5fc3\u662f\u6307\u5b9a targetName \u4e3a\u96c6\u7fa4\u540d\u79f0 RW\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n    \"customTables\":{},\n    \"globalTables\":{},\n    \"normalProcedures\":{},\n    \"normalTables\":{},\n    \"schemaName\":\"maria_rw\",  \/\/ \u903b\u8f91\u5e93\u540d\u79f0\uff0c\u4e0e\u521b\u5efa\u7684\u4e00\u81f4\n    \"shardingTables\":{},\n    \"targetName\":\"RW\",  \/\/ \u7ed1\u5b9a\u7684\u96c6\u7fa4\u540d\u79f0\n    \"views\":{}\n}<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"329\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-29-1024x329.png\" alt=\"\" class=\"wp-image-1367\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-29-1024x329.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-29-300x96.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-29-768x247.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-29.png 1294w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\uff083\uff09\u91cd\u542f MyCAT \u4f7f\u914d\u7f6e\u751f\u6548<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u540e\u5fc5\u987b\u91cd\u542f MyCAT\uff0c\u5426\u5219\u4e0d\u751f\u6548\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/usr\/local\/mycat\/bin\/mycat restart  # \u91cd\u542f\n\/usr\/local\/mycat\/bin\/mycat status  # \u67e5\u770b\u72b6\u6001\uff0c\u663e\u793aRunning\u5373\u6b63\u5e38<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"148\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-30-1024x148.png\" alt=\"\" class=\"wp-image-1368\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-30-1024x148.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-30-300x43.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-30-768x111.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-30.png 1094w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u8bfb\u5199\u5206\u79bb\u6d4b\u8bd5\u9a8c\u8bc1\uff08\u5173\u952e\u6b65\u9aa4\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u4e00\u5b9a\u8981\u6d4b\u8bd5\u662f\u5426\u771f\u7684\u5b9e\u73b0\u4e86\u8bfb\u5199\u5206\u79bb\uff0c\u907f\u514d\u914d\u7f6e\u5931\u6548\u5374\u672a\u53d1\u73b0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5199\u5165\u6570\u636e\uff08\u9a8c\u8bc1\u5199\u64cd\u4f5c\u8def\u7531\u5230\u4e3b\u5e93\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u63a5 MyCAT \u7684\u903b\u8f91\u5e93 maria_rw\uff0c\u521b\u5efa\u6d4b\u8bd5\u8868\u5e76\u63d2\u5165\u6570\u636e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>use maria_rw;\n\n-- \u521b\u5efa\u6d4b\u8bd5\u8868\ncreate table t1(\n    id int not null auto_increment primary key,\n    name varchar(20)\n);\n\n-- \u63d2\u5165\u6d4b\u8bd5\u6570\u636e\uff08\u5199\u64cd\u4f5c\uff09\ninsert into t1(name) values ('a');\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\u53ef\u4ee5\u53bb\u4e3b\u5e93\uff08192.168.184.151\uff09\u67e5\u8be2\uff0c\u80fd\u770b\u5230 t1 \u8868\u548c\u6570\u636e\uff1b\u4ece\u5e93\uff08192.168.184.152\uff09\u4f1a\u901a\u8fc7\u4e3b\u4ece\u590d\u5236\u540c\u6b65\u6570\u636e\uff0c\u8bf4\u660e\u5199\u64cd\u4f5c\u786e\u5b9e\u8def\u7531\u5230\u4e86\u4e3b\u5e93\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u8bfb\u53d6\u6570\u636e\uff08\u9a8c\u8bc1\u8bfb\u64cd\u4f5c\u8f6e\u8be2\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u67e5\u8be2<code>@@server_id<\/code>\u53ef\u4ee5\u533a\u5206\u5f53\u524d\u8fde\u63a5\u7684\u662f\u4e3b\u5e93\u8fd8\u662f\u4ece\u5e93\uff08\u4e3b\u4ece\u5e93\u7684 server_id \u4e0d\u540c\uff0c\u53ef\u63d0\u524d\u8bb0\u5f55\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>select *,@@server_id from t1;\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u6b21\u6267\u884c\u8be5\u67e5\u8be2\uff0c\u5982\u679c<code>@@server_id<\/code>\u4ea4\u66ff\u663e\u793a\u4e3b\u5e93\u548c\u4ece\u5e93\u7684 ID\uff0c\u8bf4\u660e\u8bfb\u64cd\u4f5c\u5728\u4e3b\u4ece\u5e93\u4e4b\u95f4\u8f6e\u8be2\uff0c\u8bfb\u5199\u5206\u79bb\u914d\u7f6e\u6210\u529f\uff01<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"504\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-31-1024x504.png\" alt=\"\" class=\"wp-image-1369\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-31-1024x504.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-31-300x148.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-31-768x378.png 768w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/04\/image-31.png 1122w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u907f\u5751\u603b\u7ed3\uff08\u4e2a\u4eba\u5b9e\u6218\u7ecf\u9a8c\uff09<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6570\u636e\u6e90 URL \u5fc5\u987b\u6dfb\u52a0<code>useSSL=false<\/code>\uff0c\u5426\u5219\u53ef\u80fd\u51fa\u73b0 SSL \u8fde\u63a5\u5931\u8d25\u95ee\u9898\uff1b<\/li>\n\n\n\n<li>\u4e3b\u4ece\u5e93\u7684 mycat_rw \u8d26\u53f7\u5fc5\u987b\u6388\u4e88\u8db3\u591f\u6743\u9650\uff08select,insert,update,delete,replication slave \u7b49\uff09\uff0c\u5426\u5219\u4f1a\u51fa\u73b0\u6743\u9650\u4e0d\u8db3\u62a5\u9519\uff1b<\/li>\n\n\n\n<li>\u903b\u8f91\u5e93\u914d\u7f6e\u6587\u4ef6\u7684 targetName \u5fc5\u987b\u4e0e\u96c6\u7fa4\u540d\u79f0\u4e00\u81f4\uff0c\u5426\u5219\u65e0\u6cd5\u8def\u7531\u5230\u5bf9\u5e94\u7684\u4e3b\u4ece\u5e93\uff1b<\/li>\n\n\n\n<li>\u91cd\u542f MyCAT \u540e\u5982\u679c\u72b6\u6001\u5f02\u5e38\uff0c\u53ef\u67e5\u770b\u65e5\u5fd7\u6392\u67e5\uff1a<code>tail -f \/usr\/local\/mycat\/logs\/wrapper.log<\/code>\uff1b<\/li>\n\n\n\n<li>\u82e5\u8bfb\u64cd\u4f5c\u672a\u8f6e\u8be2\uff0c\u53ef\u80fd\u662f MyCAT \u9ed8\u8ba4\u8bfb\u7b56\u7565\u4e3a &#8220;\u4e3b\u5e93\u4f18\u5148&#8221;\uff0c\u53ef\u5728\u96c6\u7fa4\u914d\u7f6e\u4e2d\u6dfb\u52a0<code>\"readBalanceType\":\"ROUND_ROBIN\"<\/code>\u6307\u5b9a\u8f6e\u8be2\u7b56\u7565\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u76f8\u5173\u63a8\u8350<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8fd8\u6ca1\u642d\u5efa MyCAT \u73af\u5883\uff0c\u53ef\u53c2\u8003\u4e4b\u524d\u7684\u6587\u7ae0\uff1a\u300a<a href=\"https:\/\/yunyanglib.cn\/?p=1339\">\u3010MySQL\u3011MyCAT \u5b9e\u6218\u6307\u5357\uff1a\u4ece\u5b89\u88c5\u5230\u914d\u7f6e\u7684\u5b8c\u6574\u653b\u7565\uff08\u9644\u907f\u5751\u6280\u5de7\uff09<\/a>\u300b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9700\u8981\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u5206\u5e93\u5206\u8868\uff0c\u540e\u7eed\u4f1a\u5206\u4eab MyCAT \u7684\u5206\u7247\u914d\u7f6e\uff0c\u611f\u5174\u8da3\u7684\u540c\u5b66\u53ef\u4ee5\u5173\u6ce8\uff5e<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u5c31\u662f\u901a\u8fc7 MyCAT \u5b9e\u73b0 MySQL \u8bfb\u5199\u5206\u79bb\u7684\u5b8c\u6574\u5b9e\u6218\u6d41\u7a0b\uff0c\u4eb2\u6d4b\u6709\u6548\uff01\u5982\u679c\u5728\u914d\u7f6e\u8fc7\u7a0b\u4e2d\u9047\u5230\u95ee\u9898\uff0c\u6b22\u8fce\u5728\u8bc4\u8bba\u533a\u7559\u8a00\u4ea4\u6d41\uff5e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u4e91\u626c\uff5e \u6700\u8fd1\u5728\u4f18\u5316\u6570\u636e\u5e93\u67b6\u6784\u65f6\uff0c\u9047\u5230\u4e86\u4e3b\u5e93\u538b\u529b\u8fc7\u5927\u7684\u95ee\u9898\u3002\u7ecf\u8fc7\u8c03\u7814\uff0c\u6700\u7ec8\u9009\u62e9\u7528 MyCAT \u5b9e\u73b0 <\/p>\n<div class=\"more-link\">\n\t\t\t\t <a href=\"https:\/\/yunyanglib.cn\/?p=1341\" class=\"link-btn theme-btn\"><span>Read More <\/span> <i class=\"fa fa-caret-right\"><\/i><\/a>\n\t\t\t<\/div>\n","protected":false},"author":1,"featured_media":437,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16],"class_list":["post-1341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","tag-mysql"],"_links":{"self":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/1341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1341"}],"version-history":[{"count":2,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/1341\/revisions"}],"predecessor-version":[{"id":1371,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/1341\/revisions\/1371"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/media\/437"}],"wp:attachment":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}