{"id":1527,"date":"2011-01-11T02:23:50","date_gmt":"2011-01-11T02:23:50","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=1527"},"modified":"2011-06-11T05:03:57","modified_gmt":"2011-06-11T05:03:57","slug":"%e6%95%b0%e6%8d%ae%e5%88%86%e5%8c%ba","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2011\/01\/11\/%e6%95%b0%e6%8d%ae%e5%88%86%e5%8c%ba\/","title":{"rendered":"\u6570\u636e\u5206\u533a"},"content":{"rendered":"<pre escaped=\"true\" lang=\"tsql\">\r\n1\uff0c\u5206\u533a\u4f5c\u7528\uff1a\u5c06\u6570\u636e\u5206\u653e\u5230\u591a\u4e2a\u7269\u7406\u78c1\u76d8\u4e0a\uff0c\u5229\u7528\u5e76\u884c\uff0c\u591a\u4e2a\u78c1\u76d8\u540c\u65f6\u541e\u5410\u4ee5\u63d0\u5347IO\u80fd\u529b\uff0c\u540c\u65f6\u6bcf\u4e2a\u5206\u533a\u6570\u636e\u91cf\u5c0f\uff0c\u4e5f\u51cf\u5c11\u4e86\u6570\u636e\u7684\u626b\u63cf\uff0c\u63d0\u5347\u4e86\u547d\u4e2d\u901f\u5ea6\u3002\u5b9e\u9645\u4e0a\u8868\u903b\u8f91\u4e0a\u5e76\u672a\u62c6\u5206\uff0c\u53ea\u662f\u5206\u6563\u5b58\u50a8\u4e8e\u4e0d\u540c\u7684\u7269\u7406\u6587\u4ef6\u4e0a\uff0c\u76f8\u5f53\u4e8e\u628a\u4e00\u5f20\u8868\u5927\u6570\u636e\u65e0\u9650\u6781\u7ec6\u5316\u5230\u591a\u5f20\u8868\u4e0a\uff0c\u591a\u4e2a\u9a71\u52a8\u4e0a\uff0c\u4f46\u662f\u8bbf\u95ee\u65f6\u5374\u8fd8\u662f\u4e00\u6837\u7684\u8bbf\u95ee\uff0c\u56e0\u4e3a\u672c\u8eab\u5e76\u672a\u65b0\u5efa\u4efb\u4f55\u8868\u3002\r\n\u6ce8\uff1a\u5373\u4f7f\u653e\u5230\u4e00\u5757\u78c1\u76d8\u4e0a\uff0c\u56e0\u6bcf\u4e2a\u5206\u533a\u6570\u636e\u91cf\u5c0f\uff0c\u626b\u63cf\u8303\u56f4\u51cf\u5c11\uff0c\u4e5f\u80fd\u63d0\u9ad8\u901f\u5ea6\u3002\r\n\u8868\u5206\u533a\u65b9\u6cd5\uff1a1\uff0c\u6309\u65f6\u95f4\u5206\u533a\uff1a\u597d\u5904\uff0c\u67e5\u8be2\u901f\u5ea6\u5feb\u3002\u574f\u5904\uff1a\u56e0\u5f53\u524d\u6570\u636e\u4e00\u76f4\u5199\u5230\u4e00\u5757\u5206\u533a\u4e0a\uff0c\u6545\u5199\u4e0d\u5feb\u3002\r\n                       2\uff0cHASH\u5206\u533a\uff1a\u6570\u636e\u5747\u5300\u7684\u5206\u6563\u5230\u5404\u5206\u533a\uff0c\u597d\u5904\uff1a\u56e0\u5f53\u524d\u6570\u636e\u5199\u5230\u4e0d\u540c\u5206\u533a\uff0c\u6545\u5199\u5feb\u3002\u4f46\u5728\u67e5\u8be2\u65b9\u9762\uff0c\u8981\u8054\u5408\u591a\u4e2a\u5206\u533a\uff0c\u6545\u67e5\u8be2\u4e0d\u5feb\u3002\r\n\u6ce8\uff1a\u5206\u533a\u5206\u4e3a\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u5206\u533a\uff0c\u6b64\u9875\u662f\u8f6f\u4ef6\u5206\u533a\u3002\u786c\u4ef6\u5206\u533a\u6307\u7528\u78c1\u76d8\u9635\u5217\u7684\u65b9\u5f0f\u5206\u533a\uff0c\u786c\u4ef6\u8d1f\u8d23\u5c06\u6570\u636e\u5c06\u5230\u4e0d\u540c\u78c1\u76d8\u4e0a\uff0c\u67e5\u8be2\u4e0e\u5199\u5165\u901f\u5ea6\u90fd\u4f1a\u63d0\u9ad8\u3002\r\n\u64cd\u4f5c\uff1a\u6307\u5b9a\u6570\u636e\u8981\u5206\u533a\u7684\u4f4d\u7f6e-\u521b\u5efa\u6587\u4ef6\u7ec4\u53ca\u5bf9\u5e94\u6587\u4ef6\uff0c \u6570\u636e\u4ee5\u4f55\u79cd\u89c4\u5219\u9002\u79fb\u5230\u5206\u533a\u4e0a-\u521b\u5efa\u5206\u533a\u51fd\u6570\uff0c \u8fdb\u884c\u6570\u636e\u8fc1\u79fb\u3002\r\n\r\n\u64cd\u4f5c\uff1a\u6307\u5b9a\u6570\u636e\u8981\u5206\u533a\u7684\u4f4d\u7f6e-\u521b\u5efa\u6587\u4ef6\u7ec4\u53ca\u5bf9\u5e94\u6587\u4ef6\uff0c \u6570\u636e\u4ee5\u4f55\u79cd\u89c4\u5219\u9002\u79fb\u5230\u5206\u533a\u4e0a-\u521b\u5efa\u5206\u533a\u51fd\u6570\uff0c \u8fdb\u884c\u6570\u636e\u8fc1\u79fb\u3002\r\n\u6b65\u9aa4\uff1a\r\n\/*1,\u6307\u5b9a\u6570\u636e\u5b58\u653e\u4f4d\u7f6e:\u589e\u52a0\u6587\u4ef6\u7ec4,\u5e76\u6307\u5b9a\u6587\u4ef6\u5b58\u653e\u4f4d\u7f6e*\/\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILEGROUP [gf_bdorder_50]\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILEGROUP [gf_bdorder_100]\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILEGROUP [gf_bdorder_150]\r\n\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILE ( NAME = N'gf_bdorder_50',\r\nFILENAME = N'g:\\Mssql_Filegroup\\bdorder_50.ndf' , SIZE = 300MB , FILEGROWTH = 10% )\r\nTO FILEGROUP [gf_bdorder_50]\r\n\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILE ( NAME = N'gf_bdorder_100',\r\nFILENAME = N'I:\\Mssql_Filegroup\\bdorder_100.ndf' , SIZE = 300MB , FILEGROWTH = 10% )\r\nTO FILEGROUP [gf_bdorder_100]\r\n\r\nALTER DATABASE BRM_LVJIAN\r\nADD FILE ( NAME = N'gf_bdorder_150',\r\nFILENAME = N'I:\\Mssql_Filegroup\\bdorder_150.ndf' , SIZE = 300MB , FILEGROWTH = 10% )\r\nTO FILEGROUP [gf_bdorder_150]\r\n\r\n\/*2,\u6307\u5b9a\u6570\u636e\u5982\u4f55\u5b58\u653e:\u521b\u5efa\u5206\u533a\u51fd\u6570*\/\r\n\r\n--LEFT,RIGHT\u6307\u5b9a\"=\"\u662f\u5728\u6700\u5de6\u8fb9\u8fd8\u662f\u53f3\u8fb9\r\n--LEFT: &amp;lt;=1, 1&amp;lt;10&amp;lt;=20, &amp;gt;20\r\n--RIGHT: &amp;lt;1,1&amp;lt;=10&amp;lt;20, &amp;gt;=20\r\nCREATE PARTITION FUNCTION [partitionFunc_bdOrder] (int)\r\nAS RANGE LEFT FOR VALUES ('500000','1000000')\r\n\r\nselect max(id) from bdorder\r\n\r\n\/*3,\u6570\u636e\u7684\u8fc1\u79fb,\u5e94\u7528\u5206\u533a\u4f4d\u7f6e\u4e0e\u51fd\u6570,\u4e3a\u4e86\u65b9\u4fbf,\u5c06\u4e8c\u8005\u5408\u4e8c\u552f\u4e00,\u63d0\u51fa\u5206\u533a\u67b6\u6784\u7684\u6982\u5ff5*\/\r\nCREATE PARTITION SCHEME [partitionScheme_bdOrder]\r\nAS PARTITION [partitionFunc_bdOrder]\r\nTO ([PRIMARY],gf_bdorder_50,gf_bdorder_100,gf_bdorder_150)\r\n\r\n--\u6570\u636e\u8fc1\u79fb\u5230\u5206\u533a\r\nALTER TABLE dbo.bdOrder DROP CONSTRAINT PK_BDOrder\r\nALTER TABLE  dbo.bdOrder add CONSTRAINT PK_BDOrder PRIMARY KEY CLUSTERED (ID)\r\nON [partitionScheme_bdOrder](ID)\r\n\r\n--\u6062\u590d\u6210\u539f\u6765\u7684\u9ed8\u8ba4\u72b6\u6001\uff0c\u56e0\u539f\u6765\u7684\u5206\u533a\u67b6\u6784\u662f&lt;span style=\"color: #ff0000;\"&gt;PRIMARY&lt;\/span&gt;,\u6545\u4fee\u6539\u8868\u5373\u53ef\uff0c\u5982\u4e0b\uff1a\r\nALTER TABLE dbo.bdorder DROP CONSTRAINT PK_BDOrder\r\nALTER TABLE  dbo.bdorder add CONSTRAINT PK_BDOrder PRIMARY KEY CLUSTERED (ID)\r\nON [PRIMARY]\r\n\r\n\/*\u67e5\u8be2*\/\r\n--\u5206\u533a\r\nSELECT * FROM SYS.PARTITIONS WHERE OBJECT_ID = OBJECT_ID('dbo.bdOrder')\r\n\r\n--\u6570\u636e\u6240\u5728\u5206\u533a\r\nSELECT  $PARTITION.[partitionFunc_bdOrder](1000000)\r\n\r\nSELECT top 20 id,orderno,orderdate,$PARTITION.[partitionFunc_bdOrder](id)  FROM bdOrder\r\nORDER BY newid()\r\n\r\n--\u6570\u636e\u5206\u5e03\r\n\r\nSELECT $PARTITION.partitionFunc_bdOrder(id) AS Partition_num,\r\nMIN(Id) AS Min_value,MAX(Id) AS Max_value,COUNT(1) AS Record_num\r\nFROM dbo.[bdorder]\r\nGROUP BY $PARTITION.partitionFunc_bdOrder(id)\r\nORDER BY $PARTITION.partitionFunc_bdOrder(id)\r\n\r\nselect * from\r\nsys.partition_range_values\r\n\r\n\/*\u82e5\u6570\u636e\u91cf\u589e\u5927\uff0c\u9700\u8981\u589e\u52a0\u5206\u533a\uff0c\u6269\u5927\u8303\u56f4\uff0c\u64cd\u4f5c\u5982\u4e0b*\/\r\n\u64cd\u4f5c\u65b9\u6cd5\uff1a\u589e\u52a0\u5206\u533a\uff0c\u589e\u52a0\u8303\u56f4\r\n\r\nALTER DATABASE [D] ADD FILEGROUP [GF2]\r\nALTER DATABASE [WSBOOK] ADD FILE ( NAME = N'GF2', FILENAME = N'E:\\E\\E1\\DGF2.ndf' , SIZE = 5MB , FILEGROWTH = 10% )\r\nTO FILEGROUP [GF2]\r\n\r\n\u4e3a\u67b6\u6784\u6dfb\u52a0\u8303\u56f4\r\nALTER PARTITION SCHEME [D_PARTITION_SHEME]\r\nNEXT USED GF2\r\n\u8fd9\u53e5\u8bdd\u5c31\u662f\u8ba9\u4e0b\u4e00\u4e2a\u5206\u533a\u4f7f\u7528\u548c\u73b0\u5728\u5df2\u7ecf\u5b58\u5728\u7684\u5206\u533aGF2\u5206\u533a\u4e2d\uff0c\r\n\r\n2.\u6dfb\u52a0\u4e00\u4e2a\u8303\u56f4\r\nALTER PARTITION FUNCTION [D_PARTITIONFUNC]()\r\nSPLIT RANGE ('700000')\r\n\r\n\u53ef\u4ee5\u5408\u5e76\u4e00\u4e2a\u8303\u56f4\uff0c\u5176\u5b9e\u5c31\u662f&lt;span style=\"color: #ff0000;\"&gt;\u5220\u9664\u5206\u533a&lt;\/span&gt;\uff0c\u5982MERGE RANGE(\u8981\u5220\u9664\u7684\u539f\u5206\u533a\u754c\u70b9)\r\n\r\nALTER PARTITION FUNCTION [D_PARTITIONFUNC]() MERGE RANGE ('400000')\r\n3.\u67e5\u8be2\u5206\u533a\u5206\u5e03\r\n\r\nSELECT * FROM SYS.PARTITIONS WHERE OBJECT_ID = OBJECT_ID('dbo.B')\r\n\r\n4.\u5220\u9664\u5206\u533a\r\nDROP PARTITION SCHEME [D_PARTITION_SHEME]\r\nDROP PARTITION FUNCTION [D_PARTITIONFUNC]<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>1\uff0c\u5206\u533a\u4f5c\u7528\uff1a\u5c06\u6570\u636e\u5206\u653e\u5230\u591a\u4e2a\u7269\u7406\u78c1\u76d8\u4e0a\uff0c\u5229\u7528\u5e76\u884c\uff0c\u591a\u4e2a\u78c1\u76d8\u540c\u65f6\u541e\u5410\u4ee5\u63d0\u5347IO\u80fd\u529b\uff0c\u540c\u65f6\u6bcf\u4e2a\u5206\u533a\u6570\u636e\u91cf\u5c0f\uff0c\u4e5f\u51cf [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-1527","post","type-post","status-publish","format-standard","hentry","category-sql-server"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/1527","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=1527"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/1527\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=1527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=1527"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=1527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}