{"id":153035,"date":"2024-11-02T04:05:20","date_gmt":"2024-11-01T20:05:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153035\/"},"modified":"2024-11-02T04:05:21","modified_gmt":"2024-11-01T20:05:21","slug":"%e4%b8%b2%e4%b8%ad%e7%9a%84%e7%a9%ba%e6%a0%bc-mssql-%e4%b8%ad%e5%a6%82%e4%bd%95%e5%8e%bb%e9%99%a4%e5%ad%97%e7%ac%a6%e4%b8%b2%e4%b8%ad%e7%9a%84%e7%a9%ba%e6%a0%bc%ef%bc%88mssql-%e6%80%8e%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153035\/","title":{"rendered":"\u4e32\u4e2d\u7684\u7a7a\u683c MSSQL \u4e2d\u5982\u4f55\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\uff08MSSQL \u600e\u9ebc\u53bb\u9664\u5b57\u7b26\uff09"},"content":{"rendered":"<h1 id=\"%e4%b8%b2%e4%b8%ad%e7%9a%84%e7%a9%ba%e6%a0%bc-mssql-%e4%b8%ad%e5%a6%82%e4%bd%95%e5%8e%bb%e9%99%a4%e5%ad%97%e7%ac%a6%e4%b8%b2%e4%b8%ad%e7%9a%84%e7%a9%ba%e6%a0%bc-awNqkEoTae\">\u4e32\u4e2d\u7684\u7a7a\u683c MSSQL \u4e2d\u5982\u4f55\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c<\/h1>\n<p>\u5728\u4f7f\u7528 Microsoft SQL Server (MSSQL) \u9032\u884c\u6578\u64da\u8655\u7406\u6642\uff0c\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u67e5\u8a62\u7684\u6548\u7387\u3002\u7121\u8ad6\u662f\u7528\u65bc\u6578\u64da\u6e05\u7406\u9084\u662f\u67e5\u8a62\u512a\u5316\uff0c\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\u90fd\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728 MSSQL \u4e2d\u5982\u4f55\u6709\u6548\u5730\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e7%a9%ba%e6%a0%bc%e7%9a%84%e9%a1%9e%e5%9e%8b-awNqkEoTae\">\u7a7a\u683c\u7684\u985e\u578b<\/h2>\n<p>\u5728 MSSQL \u4e2d\uff0c\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\u4e3b\u8981\u6709\u5169\u7a2e\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>\u524d\u5c0e\u7a7a\u683c\uff1a<\/strong>\u4f4d\u65bc\u5b57\u7b26\u4e32\u958b\u982d\u7684\u7a7a\u683c\u3002<\/li>\n<li><strong>\u5c3e\u96a8\u7a7a\u683c\uff1a<\/strong>\u4f4d\u65bc\u5b57\u7b26\u4e32\u7d50\u5c3e\u7684\u7a7a\u683c\u3002<\/li>\n<li><strong>\u4e2d\u9593\u7a7a\u683c\uff1a<\/strong>\u4f4d\u65bc\u5b57\u7b26\u4e32\u4e2d\u9593\u7684\u7a7a\u683c\u3002<\/li>\n<\/ul>\n<p>\u6839\u64da\u9700\u6c42\uff0c\u6211\u5011\u53ef\u4ee5\u9078\u64c7\u53bb\u9664\u7279\u5b9a\u985e\u578b\u7684\u7a7a\u683c\u6216\u6240\u6709\u7a7a\u683c\u3002<\/p>\n<h2 id=\"%e5%8e%bb%e9%99%a4%e5%89%8d%e5%b0%8e%e5%92%8c%e5%b0%be%e9%9a%a8%e7%a9%ba%e6%a0%bc-awNqkEoTae\">\u53bb\u9664\u524d\u5c0e\u548c\u5c3e\u96a8\u7a7a\u683c<\/h2>\n<p>\u5728 MSSQL \u4e2d\uff0c\u53bb\u9664\u5b57\u7b26\u4e32\u7684\u524d\u5c0e\u548c\u5c3e\u96a8\u7a7a\u683c\u53ef\u4ee5\u4f7f\u7528 <code>LTRIM()<\/code> \u548c <code>RTRIM()<\/code> \u51fd\u6578\u3002\u9019\u5169\u500b\u51fd\u6578\u5206\u5225\u7528\u65bc\u53bb\u9664\u5b57\u7b26\u4e32\u5de6\u5074\u548c\u53f3\u5074\u7684\u7a7a\u683c\u3002<\/p>\n<pre><code>SELECT LTRIM(RTRIM('   Hello World   ')) AS TrimmedString;<\/code><\/pre>\n<p>\u4e0a\u8ff0\u67e5\u8a62\u5c07\u8fd4\u56de <code>Hello World<\/code>\uff0c\u53bb\u9664\u4e86\u524d\u5c0e\u548c\u5c3e\u96a8\u7684\u7a7a\u683c\u3002<\/p>\n<h2 id=\"%e5%8e%bb%e9%99%a4%e6%89%80%e6%9c%89%e7%a9%ba%e6%a0%bc-awNqkEoTae\">\u53bb\u9664\u6240\u6709\u7a7a\u683c<\/h2>\n<p>\u5982\u679c\u9700\u8981\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u7a7a\u683c\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>REPLACE()<\/code> \u51fd\u6578\u3002\u9019\u500b\u51fd\u6578\u53ef\u4ee5\u5c07\u6307\u5b9a\u7684\u5b57\u7b26\u66ff\u63db\u70ba\u53e6\u4e00\u500b\u5b57\u7b26\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u5c07\u7a7a\u683c\u66ff\u63db\u70ba\u7a7a\u5b57\u7b26\u4e32\u3002<\/p>\n<pre><code>SELECT REPLACE('H e l l o W o r l d', ' ', '') AS NoSpaces;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de <code>HelloWorld<\/code>\uff0c\u5373\u53bb\u9664\u4e86\u6240\u6709\u7684\u7a7a\u683c\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%ad%a3%e5%89%87%e8%a1%a8%e9%81%94%e5%bc%8f%e5%8e%bb%e9%99%a4%e7%a9%ba%e6%a0%bc-awNqkEoTae\">\u4f7f\u7528\u6b63\u5247\u8868\u9054\u5f0f\u53bb\u9664\u7a7a\u683c<\/h2>\n<p>\u5728 MSSQL 2016 \u53ca\u4ee5\u5f8c\u7684\u7248\u672c\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>TRANSLATE()<\/code> \u51fd\u6578\u4f86\u9032\u884c\u66f4\u9748\u6d3b\u7684\u5b57\u7b26\u4e32\u8655\u7406\u3002\u96d6\u7136 MSSQL \u672c\u8eab\u4e0d\u652f\u6301\u6b63\u5247\u8868\u9054\u5f0f\uff0c\u4f46\u53ef\u4ee5\u901a\u904e\u4e00\u4e9b\u6280\u5de7\u4f86\u9054\u5230\u985e\u4f3c\u7684\u6548\u679c\u3002<\/p>\n<pre><code>SELECT TRANSLATE('H e l l o W o r l d', ' ', '') AS NoSpaces;<\/code><\/pre>\n<p>\u9019\u540c\u6a23\u6703\u8fd4\u56de <code>HelloWorld<\/code>\uff0c\u4e26\u4e14\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u64f4\u5c55\u4ee5\u8655\u7406\u5176\u4ed6\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-awNqkEoTae\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\u53ef\u4ee5\u7528\u65bc\u6578\u64da\u6e05\u7406\u3001\u5831\u544a\u751f\u6210\u548c\u67e5\u8a62\u512a\u5316\u3002\u4f8b\u5982\uff0c\u5728\u8655\u7406\u7528\u6236\u8f38\u5165\u7684\u6578\u64da\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u591a\u9918\u7684\u7a7a\u683c\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u7d50\u679c\u4e0d\u6e96\u78ba\u3002\u901a\u904e\u5728\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u4e4b\u524d\u9032\u884c\u7a7a\u683c\u8655\u7406\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u8cea\u91cf\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-awNqkEoTae\">\u7e3d\u7d50<\/h2>\n<p>\u5728 MSSQL \u4e2d\uff0c\u53bb\u9664\u5b57\u7b26\u4e32\u4e2d\u7684\u7a7a\u683c\u662f\u4e00\u500b\u91cd\u8981\u7684\u6578\u64da\u8655\u7406\u6b65\u9a5f\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>LTRIM()<\/code> \u548c <code>RTRIM()<\/code> \u53bb\u9664\u524d\u5c0e\u548c\u5c3e\u96a8\u7a7a\u683c\uff0c\u9084\u662f\u4f7f\u7528 <code>REPLACE()<\/code> \u53bb\u9664\u6240\u6709\u7a7a\u683c\uff0c\u9019\u4e9b\u65b9\u6cd5\u90fd\u80fd\u6709\u6548\u63d0\u9ad8\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u67e5\u8a62\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9032\u884c\u66f4\u8907\u96dc\u5b57\u7b26\u4e32\u8655\u7406\u7684\u60c5\u6cc1\uff0c<code>TRANSLATE()<\/code> \u51fd\u6578\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to remove spaces from strings in MSSQL with effective methods and functions to clean up your data efficiently.<\/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-153035","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153035","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=153035"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153035\/revisions"}],"predecessor-version":[{"id":153036,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153035\/revisions\/153036"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}