{"id":480,"title":"MyCat\u8bfb\u5199\u5206\u79bb\u548c\u5206\u5e93\u5206\u8868","good":0,"bad":0,"hit":2160,"created_at":"2020-05-30 00:21:55","content":"<p>MyCat\u6982\u8ff0\u4e0e\u57fa\u672c\u6982\u5ff5<\/p><h2 style=\"margin: 22px 0px 10px; padding: 0px 0px 8px; font-size: 1.42857em; font-family: inherit;\">\u4ec0\u4e48\u662fMyCat<\/h2><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">MyCat \u662f\u4ec0\u4e48\uff1f\u4ece\u5b9a\u4e49\u548c\u5206\u7c7b\u6765\u770b\uff0c\u5b83\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u524d\u7aef\u7684\u7528\u6237\u53ef\u4ee5\u628a\u5b83\u770b\u6210\u4e00\u4e2a\u6570\u636e\u5e93\u4ee3\u7406\uff0c\u7528MySql\u5ba2\u6237\u7aef\u548c\u547d\u4ee4\u884c\u5de5\u5177\u90fd\u53ef\u4ee5\u8bbf\u95ee\uff0c\u800c\u5176\u540e\u7aef\u5219\u662f\u7528MySql\u539f\u751f\u7684\u534f\u8bae\u4e0e\u591a\u4e2aMySql\u670d\u52a1\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\u3002MyCat\u7684\u6838\u5fc3\u529f\u80fd\u662f\u5206\u5e93\u5206\u8868\uff0c\u5373\u5c06\u4e00\u4e2a\u5927\u8868\u6c34\u5e73\u5207\u5206\u6210N\u4e2a\u5c0f\u8868\uff0c\u7136\u540e\u5b58\u653e\u5728\u540e\u7aef\u7684MySql\u6570\u636e\u5f53\u4e2d\u3002<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">MyCat\u53d1\u5c55\u5230\u76ee\u524d\u7684\u7248\u672c\uff0c\u5df2\u7ecf\u4e0d\u662f\u4e00\u4e2a\u5355\u7eaf\u7684MySql\u4ee3\u7406\u4e86\uff0c\u5b83\u7684\u540e\u7aef\u652f\u6301MySql\uff0cOracle\uff0cSqlServer\uff0cDB2\u7b49\u4e3b\u6d41\u7684\u6570\u636e\u5e93\uff0c\u4e5f\u652f\u6301MongoDB\u8fd9\u79cdNoSql\u6570\u636e\u5e93\u3002\u800c\u5bf9\u4e8e\u524d\u7aef\u7684\u7528\u6237\u6765\u8bf4\uff0c\u65e0\u8bba\u540e\u7aef\u91c7\u7528\u54ea\u4e00\u79cd\u6570\u636e\u5e93\uff0c\u5728MyCat\u91cc\u90fd\u662f\u4e00\u4e2a\u4f20\u7edf\u7684\u6570\u636e\u5e93\uff0c\u652f\u6301\u6807\u51c6\u7684SQL\u8bed\u53e5\uff0c\u5bf9\u4e8e\u524d\u7aef\u7684\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\uff0c\u53ef\u4ee5\u5927\u5927\u5730\u964d\u4f4e\u5f00\u53d1\u96be\u5ea6\uff0c\u63d0\u5347\u5f00\u53d1\u901f\u5ea6\u3002<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5bf9\u4e8eDBA\u6765\u8bf4\uff0c\u53ef\u4ee5\u8fd9\u6837\u7406\u89e3MyCat\uff1a<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\"><span style=\"font-weight: 700 !important; font-style: inherit !important;\">MyCat\u5c31\u662fMySql\uff0c\u800cMyCat\u540e\u9762\u8fde\u63a5\u7684MySql\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3aMySql\u4e2d\u7684\u5b58\u50a8\u5f15\u64ce\uff0c\u6bd4\u5982\uff1aMyISAM\u3001InnoDB\u7b49\u3002\u6240\u4ee5\uff0cMyCat\u672c\u8eab\u4e0d\u5b58\u50a8\u6570\u636e\uff0c\u6570\u636e\u90fd\u662f\u5b58\u50a8\u5728MyCat\u540e\u9762\u8fde\u63a5\u7684MySql\u4e0a\uff0c\u6570\u636e\u7684\u53ef\u9760\u6027\u548c\u4e8b\u52a1\u90fd\u662fMySql\u4fdd\u8bc1\u7684\u3002<\/span><\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5bf9\u4e8e\u5f00\u53d1\u4eba\u5458\uff0c\u53ef\u4ee5\u8fd9\u6837\u7406\u89e3MyCat\uff1a<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\"><span style=\"font-weight: 700 !important; font-style: inherit !important;\">MyCat\u5c31\u662f\u4e00\u4e2a\u8fd1\u4f3c\u7b49\u4e8eMySql\u7684\u6570\u636e\u5e93\u5e93\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fde\u63a5MySql\u7684\u65b9\u5f0f\u8fde\u63a5MyCat\u3002\u7edd\u5927\u591a\u6570\u60c5\u51b5\uff0c\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5e38\u7528\u7684ORM\u6846\u67b6\u8fde\u63a5MyCat\uff0c\u4f46\u662f\uff0c\u5bf9\u4e8e\u5206\u7247\u7684\u8868\uff0c\u8fd8\u662f\u5efa\u8bae\u4f7f\u7528\u6807\u51c6SQL\u8bed\u53e5\uff0c\u8fd9\u6837\u80fd\u591f\u8fbe\u5230\u6700\u4f73\u7684\u6027\u80fd\u3002<\/span><\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5bf9\u4e8e\u67b6\u6784\u5e08\u6765\u8bf4\uff0c\u53ef\u4ee5\u8fd9\u6837\u7406\u89e3MyCat\uff1a<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\"><span style=\"font-weight: 700 !important; font-style: inherit !important;\">MyCat\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\uff0c\u4e0d\u4ec5\u4ec5\u53ef\u4ee5\u7528\u4f5c\u8bfb\u5199\u5206\u79bb\u3001\u5206\u5e93\u5206\u8868\uff0c\u8fd8\u53ef\u4ee5\u7528\u4e8e\u5bb9\u707e\u5907\u4efd\uff0c\u4e91\u5e73\u53f0\u5efa\u8bbe\u7b49\uff0c\u8ba9\u4f60\u7684\u67b6\u6784\u5177\u5907\u5f88\u5f3a\u7684\u9002\u5e94\u6027\u548c\u7075\u6d3b\u6027\u3002<\/span><br\/><img src=\"https:\/\/climg.mukewang.com\/5df995a50931c1ff08150688.png\" alt=\"\u56fe\u7247\u63cf\u8ff0\"\/><\/p><h2 style=\"margin: 22px 0px 10px; padding: 0px 0px 8px; font-size: 1.42857em; font-family: inherit;\">MyCat\u7684\u5e94\u7528\u573a\u666f<\/h2><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">MyCat\u53d1\u5c55\u5230\u73b0\u5728\uff0c\u4f7f\u7528\u7684\u573a\u666f\u5f88\u4e30\u5bcc\uff0c\u5e38\u89c1\u7684\u5178\u578b\u7684\u5e94\u7528\u573a\u666f\u6709\uff1a<\/p><ul style=\"padding: 0px 0px 0px 40px; list-style-position: initial; list-style-image: initial; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\" class=\" list-paddingleft-2\"><li><p>\u5355\u7eaf\u7684\u8bfb\u5199\u5206\u79bb\uff0c\u6b64\u65f6\u914d\u7f6e\u6700\u4e3a\u7b80\u5355\uff0c\u652f\u6301\u8bfb\u5199\u5206\u79bb\uff0c\u4e3b\u4ece\u5207\u6362\uff1b<\/p><\/li><li><p>\u5206\u5e93\u5206\u8868\uff0c\u5bf9\u4e8e\u8d85\u8fc71000w\u7684\u8868\u8fdb\u884c\u5206\u7247\uff0c\u6700\u5927\u652f\u63011000\u4ebf\u7684\u6570\u636e\uff1b<\/p><\/li><li><p>\u591a\u79df\u6237\u5e94\u7528\uff0c\u6bcf\u4e2a\u5e94\u7528\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u5e94\u7528\u53ea\u8fde\u63a5MyCat\uff0c\u7a0b\u5e8f\u672c\u8eab\u4e0d\u9700\u8981\u6539\u9020\uff1b<\/p><\/li><li><p>\u4ee3\u66ffHBase\uff0c\u5206\u6790\u5927\u6570\u636e<\/p><\/li><\/ul><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5728\u54b1\u4eec\u7684\u8bfe\u7a0b\u4e2d\uff0c\u4e3b\u8981\u7ed9\u5927\u5bb6\u8bb2\u89e3\u8bfb\u5199\u5206\u79bb\u548c\u5206\u5e93\u5206\u8868\uff0c\u8fd9\u4e5f\u662fMyCat\u5e94\u7528\u6700\u591a\uff0c\u6700\u57fa\u7840\u7684\u529f\u80fd\u3002<\/p><h2 style=\"margin: 22px 0px 10px; padding: 0px 0px 8px; font-size: 1.42857em; font-family: inherit;\">MyCat\u4e2d\u7684\u57fa\u672c\u6982\u5ff5<\/h2><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">MyCat\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u7684\u4e2d\u95f4\u4ef6\uff0c\u4ecb\u4e8e\u5e94\u7528\u4e0e\u6570\u636e\u5e93\u4e4b\u95f4\uff0c\u662f\u8fdb\u884c\u6570\u636e\u5904\u7406\u548c\u4ea4\u4e92\u7684\u4e2d\u95f4\u670d\u52a1\u3002\u6b63\u662f\u7531\u4e8e\u5b83\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u4ee3\u7406\u7684\u4e2d\u95f4\u4ef6\uff0c\u5b83\u91cc\u8fb9\u4e5f\u6709\u5f88\u591a\u65b0\u7684\u6982\u5ff5\uff0c\u8fd9\u4e9b\u6982\u5ff5\u5148\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5927\u5bb6\u6709\u4e2a\u5370\u8c61\uff0c\u5bf9\u540e\u9762\u7684\u5b66\u4e60\u4e5f\u5f88\u6709\u5e2e\u52a9\u3002<\/p><h3 style=\"margin: 22px 0px 10px; padding: 0px; font-size: 1.14286em; font-family: inherit;\">\u903b\u8f91\u5e93\uff08Schema\uff09<\/h3><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5728\u5b9e\u9645\u7684\u5f00\u53d1\u4e2d\uff0c\u5f00\u53d1\u4eba\u5458\u4e0d\u9700\u8981\u77e5\u9053\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u7684\u5b58\u5728\uff0c\u5f00\u53d1\u4eba\u5458\u53ea\u9700\u8981\u6709\u6570\u636e\u5e93\u7684\u6982\u5ff5\u5c31\u53ef\u4ee5\u4e86\u3002\u6240\u4ee5\u6570\u636e\u5e93\u4e2d\u95f4\u4ef6\u53ef\u4ee5\u88ab\u770b\u505a\u662f\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u6570\u636e\u5e93\u96c6\u7fa4\u6784\u6210\u7684\u903b\u8f91\u5e93\u3002\u4f8b\u5982\uff1a\u4e0a\u56fe\u4e2d\u7684\u4f8b\u5b50\uff0c\u6211\u4eec\u53ef\u4ee5\u7406\u89e3\u4e3a\u7cfb\u7edf\u5148\u505a\u4e86\u5782\u76f4\u5207\u5206\uff0c\u88ab\u5206\u4e3a\u4e863\u4e2a\u5e93\uff0c\u7528\u6237\u5e93\uff0c\u8ba2\u5355\u5e93\uff0c\u5546\u54c1\u5e93\uff0c\u800c\u8fd93\u4e2a\u5e93\u5c31\u88ab\u79f0\u4e3a\u903b\u8f91\u5e93\u3002<\/p><h3 style=\"margin: 22px 0px 10px; padding: 0px; font-size: 1.14286em; font-family: inherit;\">\u903b\u8f91\u8868\uff08table\uff09<\/h3><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u65e2\u7136\u6709\u903b\u8f91\u5e93\uff0c\u90a3\u4e48\u5c31\u6709\u903b\u8f91\u8868\uff0c\u5bf9\u4e8e\u5e94\u7528\u7cfb\u7edf\u6765\u8bf4\uff0c\u8bfb\u5199\u6570\u636e\u7684\u8868\uff0c\u5c31\u662f\u903b\u8f91\u8868\u3002\u800c\u903b\u8f91\u8868\u4e2d\u7684\u6570\u636e\uff0c\u5219\u662f\u88ab\u6c34\u5e73\u5207\u5206\u540e\uff0c\u5206\u5e03\u5728\u4e0d\u540c\u7684\u5206\u7247\u5e93\u4e2d\u3002\u5982\u4e0a\u56fe\u6240\u793a\uff1a\u5047\u8bbe\u7528\u6237\u5e93\u4e2d\u6709\u4e00\u5f20\u7528\u6237\u8868\uff0c\u8fd9\u4e2a\u7528\u6237\u8868\u5c31\u88ab\u79f0\u4e3a\u903b\u8f91\u8868\uff0c\u800c\u7528\u6237\u8868\u53c8\u88ab\u6c34\u5e73\u5207\u5206\u4e3a3\u4e2a\u8868\uff0c\u6bcf\u4e00\u4e2a\u8868\u4e2d\u90fd\u5b58\u50a8\u4e00\u90e8\u5206\u7528\u6237\u6570\u636e\u3002\u4e1a\u52a1\u7cfb\u7edf\u5728\u8fdb\u884c\u7528\u6237\u6570\u636e\u7684\u8bfb\u5199\u65f6\uff0c\u53ea\u9700\u8981\u64cd\u4f5c\u903b\u8f91\u8868\u5c31\u53ef\u4ee5\u4e86\uff0c\u540e\u9762\u7684\u5206\u7247\u7ec6\u8282\u5219\u7531MyCat\u8fdb\u884c\u64cd\u4f5c\uff0c\u8fd9\u4e9b\u5bf9\u4e8e\u4e1a\u52a1\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\u65f6\u5b8c\u5168\u900f\u660e\u7684\u3002\u5f53\u7136\uff0c\u6709\u4e9b\u8868\u7684\u6570\u636e\u91cf\u6ca1\u6709\u90a3\u4e48\u5927\uff0c\u5b8c\u5168\u4e0d\u9700\u8981\u8fdb\u884c\u5206\u7247\uff0c\u53ea\u5728\u4e00\u4e2a\u7269\u7406\u7684\u6570\u636e\u5e93\u8868\u4e2d\u5373\u53ef\u3002<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u51e1\u662f\u6211\u4eec\u505a\u7684\u6570\u636e\u6c34\u5e73\u5207\u5206\u7684\u8868\uff0c\u6211\u4eec\u628a\u5b83\u53eb\u505a<span style=\"font-weight: 700 !important; font-style: inherit !important;\">\u5206\u7247\u8868<\/span>\u3002\u800c\u6570\u636e\u91cf\u6bd4\u8f83\u5c0f\uff0c\u6ca1\u6709\u8fdb\u884c\u5206\u7247\u7684\u8868\uff0c\u6211\u4eec\u53eb\u5b83<span style=\"font-weight: 700 !important; font-style: inherit !important;\">\u975e\u5206\u7247\u8868<\/span>\u3002<\/p><p style=\"padding: 0px; font-size: 14px; line-height: 24px; margin-top: 0.8em !important; margin-bottom: 0.8em !important;\">\u5728\u771f\u5b9e\u7684\u4e1a\u52a1\u7cfb\u7edf\u4e2d\uff0c\u5f80\u5f80\u5b58\u5728\u7740\u5927\u91cf\u7684\u5b57\u5178\u8868\uff0c\u8fd9\u4e9b\u8868\u7684\u6570\u636e\u57fa\u672c\u4e0a\u5f88\u5c11\u53d8\u52a8\uff0c\u6bd4\u5982\uff1a\u8ba2\u5355\u72b6\u6001\u3002\u6211\u4eec\u67e5\u8be2\u7684\u65f6\u5019\uff0c\u5f80\u5f80\u9700\u8981\u5173\u8054\u5b57\u5178\u8868\u53bb\u67e5\u8be2\uff0c\u6bd4\u5982\uff1a\u67e5\u8be2\u8ba2\u5355\u65f6\uff0c\u9700\u8981\u628a\u8ba2\u5355\u72b6\u6001\u5173\u8054\u67e5\u51fa\uff0c\u5982\u679c\u8ba2\u5355\u8868\u505a\u4e86\u5206\u7247\uff0c\u5206\u5e03\u5728\u4e0d\u540c\u7684\u6570\u636e\u5e93\u4e2d\uff0c\u800c\u8ba2\u5355\u72b6\u6001\u8868\u7531\u4e8e\u6570\u636e\u91cf\u5c0f\uff0c\u6ca1\u6709\u505a\u5206\u7247\uff0c\u90a3\u4e48\u6211\u4eec\u67e5\u8be2\u7684\u65f6\u5019\u5c31\u8981\u8de8\u5e93\u5173\u8054\u67e5\u8be2\u8ba2\u5355\u72b6\u6001\uff0c\u589e\u52a0\u4e86\u4e0d\u5fc5\u8981\u7684\u9ebb\u70e6\uff0c\u4e0d\u5982\u6211\u4eec\u5e72\u8106\u628a\u8ba2\u5355\u72b6\u6001\u8868\u5197\u4f59\u5230\u6240\u6709\u7684\u8ba2\u5355\u5206\u7247\u5e93\u4e2d\uff0c\u8fd9\u6837\u5173\u8054\u67e5\u8be2\u5c31\u4e0d\u9700\u8981\u8de8\u5e93\u4e86\u3002\u6211\u4eec\u628a\u8fd9\u79cd\u901a\u8fc7\u6570\u636e\u5197\u4f59\u65b9\u5f0f\u590d\u5236\u5230\u6240\u6709\u7684\u5206\u7247\u5e93\u4e2d\u7684\u8868\uff0c\u53eb\u505a<span style=\"font-weight: 700 !important; 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