{"id":138373,"date":"2024-10-31T13:56:18","date_gmt":"2024-10-31T05:56:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138373\/"},"modified":"2024-10-31T13:56:18","modified_gmt":"2024-10-31T05:56:18","slug":"sql-server%e6%8a%8a%e5%ad%97%e7%ac%a6%e5%88%86%e5%89%b2%e6%88%90%e5%85%a9%e5%80%8b%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e6%93%8d%e4%bd%9c%e8%a9%b3%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138373\/","title":{"rendered":"SQL Server\u628a\u5b57\u7b26\u5206\u5272\u6210\u5169\u500b\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\u8a73\u89e3"},"content":{"rendered":"<h1 id=\"sql-server%e6%8a%8a%e5%ad%97%e7%ac%a6%e5%88%86%e5%89%b2%e6%88%90%e5%85%a9%e5%80%8b%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e6%93%8d%e4%bd%9c%e8%a9%b3%e8%a7%a3-zmNOCNDBZe\">SQL Server\u628a\u5b57\u7b26\u5206\u5272\u6210\u5169\u500b\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\u8a73\u89e3<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5b57\u7b26\u5206\u5272\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\uff0c\u5c24\u5176\u662f\u5728\u8655\u7406\u5b57\u7b26\u4e32\u6578\u64da\u6642\u3002SQL Server\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5c07\u5b57\u7b26\u4e32\u5206\u5272\u6210\u5169\u500b\u6216\u591a\u500b\u90e8\u5206\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728SQL Server\u4e2d\u5be6\u73fe\u5b57\u7b26\u5206\u5272\u7684\u64cd\u4f5c\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8substring%e5%92%8ccharindex%e5%87%bd%e6%95%b8-zmNOCNDBZe\">\u4f7f\u7528SUBSTRING\u548cCHARINDEX\u51fd\u6578<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u5b57\u7b26\u5206\u5272\u65b9\u6cd5\u662f\u4f7f\u7528<code>SUBSTRING<\/code>\u548c<code>CHARINDEX<\/code>\u51fd\u6578\u3002\u9019\u5169\u500b\u51fd\u6578\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5b9a\u4f4d\u5b57\u7b26\u4e32\u4e2d\u7684\u7279\u5b9a\u5b57\u7b26\uff0c\u4e26\u63d0\u53d6\u6240\u9700\u7684\u5b50\u5b57\u7b26\u4e32\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-zmNOCNDBZe\">\u793a\u4f8b<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u5b57\u7b26\u4e32\u201cServer.HK:12345\u201d\uff0c\u6211\u5011\u5e0c\u671b\u5c07\u5176\u5206\u5272\u70ba\u201cServer.HK\u201d\u548c\u201c12345\u201d\u5169\u90e8\u5206\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>DECLARE @inputString NVARCHAR(100) = 'Server.HK:12345';\nDECLARE @delimiter CHAR(1) = ':';\nDECLARE @firstPart NVARCHAR(100);\nDECLARE @secondPart NVARCHAR(100);\n\nSET @firstPart = SUBSTRING(@inputString, 1, CHARINDEX(@delimiter, @inputString) - 1);\nSET @secondPart = SUBSTRING(@inputString, CHARINDEX(@delimiter, @inputString) + 1, LEN(@inputString));\n\nSELECT @firstPart AS FirstPart, @secondPart AS SecondPart;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>CHARINDEX<\/code>\u51fd\u6578\u7528\u4f86\u627e\u5230\u5206\u9694\u7b26\u201c:\u201d\u7684\u4f4d\u7f6e\uff0c\u7136\u5f8c<code>SUBSTRING<\/code>\u51fd\u6578\u6839\u64da\u9019\u500b\u4f4d\u7f6e\u63d0\u53d6\u51fa\u5169\u500b\u90e8\u5206\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8string_split%e5%87%bd%e6%95%b8-zmNOCNDBZe\">\u4f7f\u7528STRING_SPLIT\u51fd\u6578<\/h2>\n<p>\u5f9eSQL Server 2016\u958b\u59cb\uff0c<code>STRING_SPLIT<\/code>\u51fd\u6578\u88ab\u5f15\u5165\uff0c\u9019\u4f7f\u5f97\u5b57\u7b26\u4e32\u5206\u5272\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002\u9019\u500b\u51fd\u6578\u53ef\u4ee5\u5c07\u4e00\u500b\u5b57\u7b26\u4e32\u6839\u64da\u6307\u5b9a\u7684\u5206\u9694\u7b26\u5206\u5272\u6210\u591a\u500b\u90e8\u5206\uff0c\u4e26\u8fd4\u56de\u4e00\u500b\u8868\u683c\u5f62\u5f0f\u7684\u7d50\u679c\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-zmNOCNDBZe\">\u793a\u4f8b<\/h3>\n<p>\u5982\u679c\u6211\u5011\u6709\u4e00\u500b\u5b57\u7b26\u4e32\u201cServer.HK,12345,67890\u201d\uff0c\u4e26\u5e0c\u671b\u5c07\u5176\u5206\u5272\u70ba\u591a\u500b\u90e8\u5206\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>DECLARE @inputString NVARCHAR(100) = 'Server.HK,12345,67890';\nSELECT value FROM STRING_SPLIT(@inputString, ',');\n<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u5c07\u8fd4\u56de\u4e09\u884c\uff0c\u5206\u5225\u662f\u201cServer.HK\u201d\u3001\u201c12345\u201d\u548c\u201c67890\u201d\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8xml%e6%96%b9%e6%b3%95%e9%80%b2%e8%a1%8c%e5%ad%97%e7%ac%a6%e5%88%86%e5%89%b2-zmNOCNDBZe\">\u4f7f\u7528XML\u65b9\u6cd5\u9032\u884c\u5b57\u7b26\u5206\u5272<\/h2>\n<p>\u53e6\u4e00\u7a2e\u8f03\u70ba\u9748\u6d3b\u7684\u5b57\u7b26\u5206\u5272\u65b9\u6cd5\u662f\u4f7f\u7528XML\u3002\u9019\u7a2e\u65b9\u6cd5\u7279\u5225\u9069\u5408\u65bc\u9700\u8981\u8655\u7406\u8907\u96dc\u5b57\u7b26\u4e32\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-zmNOCNDBZe\">\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528XML\u65b9\u6cd5\u5206\u5272\u5b57\u7b26\u4e32\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>DECLARE @inputString NVARCHAR(100) = 'Server.HK:12345';\nDECLARE @delimiter CHAR(1) = ':';\n\nSELECT \n    Split.a.value('.', 'NVARCHAR(MAX)') AS StringPart\nFROM \n(\n    SELECT CAST('' + REPLACE(@inputString, @delimiter, '') + '' AS XML) AS String\n) AS A\nCROSS APPLY String.nodes('\/M') AS Split(a);\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u5b57\u7b26\u4e32\u5206\u5272\u70ba\u5169\u90e8\u5206\uff0c\u4e26\u4ee5\u8868\u683c\u5f62\u5f0f\u8fd4\u56de\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zmNOCNDBZe\">\u7e3d\u7d50<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u5b57\u7b26\u5206\u5272\u662f\u4e00\u500b\u975e\u5e38\u5be6\u7528\u7684\u64cd\u4f5c\uff0c\u7121\u8ad6\u662f\u4f7f\u7528<code>SUBSTRING<\/code>\u548c<code>CHARINDEX<\/code>\u51fd\u6578\uff0c\u9084\u662f\u5229\u7528<code>STRING_SPLIT<\/code>\u548cXML\u65b9\u6cd5\uff0c\u90fd\u80fd\u6709\u6548\u5730\u9054\u5230\u76ee\u7684\u3002\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u6216\u5176\u4ed6<code>\u670d\u52a1\u5668<\/code>\u7684\u9700\u6c42\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a> \u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728SQL Server\u4e2d\u5c07\u5b57\u7b26\u5206\u5272\u6210\u5169\u500b\u5b57\u7b26\u4e32\u7684\u64cd\u4f5c\uff0c\u638c\u63e1\u5be6\u7528\u6280\u5de7\u548c\u7bc4\u4f8b\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u80fd\u529b\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-138373","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138373","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=138373"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138373\/revisions"}],"predecessor-version":[{"id":138374,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138373\/revisions\/138374"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138373"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138373"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}