{"id":138415,"date":"2024-10-31T14:17:18","date_gmt":"2024-10-31T06:17:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/138415\/"},"modified":"2024-10-31T14:17:18","modified_gmt":"2024-10-31T06:17:18","slug":"sql-server%e8%a1%a8%e5%ad%97%e6%ae%b5%e5%b1%ac%e6%80%a7%e7%9a%84%e5%8f%96%e5%be%97%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/138415\/","title":{"rendered":"SQL Server\u8868\u5b57\u6bb5\u5c6c\u6027\u7684\u53d6\u5f97\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"sql-server%e8%a1%a8%e5%ad%97%e6%ae%b5%e5%b1%ac%e6%80%a7%e7%9a%84%e5%8f%96%e5%be%97%e6%96%b9%e6%b3%95-beGHVpLyUT\">SQL Server\u8868\u5b57\u6bb5\u5c6c\u6027\u7684\u53d6\u5f97\u65b9\u6cd5<\/h1>\n<p>\u5728\u4f7f\u7528SQL Server\u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u6642\uff0c\u4e86\u89e3\u8868\u5b57\u6bb5\u7684\u5c6c\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e9b\u5c6c\u6027\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u65b9\u5f0f\uff0c\u9084\u5f71\u97ff\u67e5\u8a62\u7684\u6027\u80fd\u548c\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728SQL Server\u4e2d\u53d6\u5f97\u8868\u5b57\u6bb5\u7684\u5c6c\u6027\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e7%b3%bb%e7%b5%b1%e8%a6%96%e5%9c%96%e6%9f%a5%e8%a9%a2%e5%ad%97%e6%ae%b5%e5%b1%ac%e6%80%a7-beGHVpLyUT\">1. \u4f7f\u7528\u7cfb\u7d71\u8996\u5716\u67e5\u8a62\u5b57\u6bb5\u5c6c\u6027<\/h2>\n<p>SQL Server\u63d0\u4f9b\u4e86\u4e00\u4e9b\u7cfb\u7d71\u8996\u5716\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u6578\u64da\u5eab\u4e2d\u7684\u8868\u548c\u5b57\u6bb5\u5c6c\u6027\u3002\u6700\u5e38\u7528\u7684\u7cfb\u7d71\u8996\u5716\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>INFORMATION_SCHEMA.COLUMNS<\/code><\/li>\n<li><code>sys.columns<\/code><\/li>\n<li><code>sys.tables<\/code><\/li>\n<\/ul>\n<p>\u9019\u4e9b\u8996\u5716\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u7372\u53d6\u5b57\u6bb5\u7684\u540d\u7a31\u3001\u6578\u64da\u985e\u578b\u3001\u662f\u5426\u5141\u8a31\u7a7a\u503c\u7b49\u4fe1\u606f\u3002<\/p>\n<h3 id=\"1-1-%e4%bd%bf%e7%94%a8information_schema-columns-beGHVpLyUT\">1.1 \u4f7f\u7528INFORMATION_SCHEMA.COLUMNS<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528<code>INFORMATION_SCHEMA.COLUMNS<\/code>\u67e5\u8a62\u7279\u5b9a\u8868\u5b57\u6bb5\u5c6c\u6027\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>SELECT \n    COLUMN_NAME, \n    DATA_TYPE, \n    CHARACTER_MAXIMUM_LENGTH, \n    IS_NULLABLE \nFROM \n    INFORMATION_SCHEMA.COLUMNS \nWHERE \n    TABLE_NAME = 'YourTableName';<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u60a8\u9700\u8981\u5c07<code>YourTableName<\/code>\u66ff\u63db\u70ba\u60a8\u8981\u67e5\u8a62\u7684\u8868\u540d\u3002\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u8a72\u8868\u4e2d\u6240\u6709\u5b57\u6bb5\u7684\u540d\u7a31\u3001\u6578\u64da\u985e\u578b\u3001\u6700\u5927\u5b57\u7b26\u9577\u5ea6\u4ee5\u53ca\u662f\u5426\u5141\u8a31\u7a7a\u503c\u7684\u5c6c\u6027\u3002<\/p>\n<h3 id=\"1-2-%e4%bd%bf%e7%94%a8sys-columns-beGHVpLyUT\">1.2 \u4f7f\u7528sys.columns<\/h3>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u4f7f\u7528<code>sys.columns<\/code>\u8996\u5716\u3002\u4ee5\u4e0b\u662f\u76f8\u61c9\u7684\u67e5\u8a62\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>SELECT \n    c.name AS ColumnName, \n    t.name AS DataType, \n    c.max_length AS MaxLength, \n    c.is_nullable AS IsNullable \nFROM \n    sys.columns c \nJOIN \n    sys.tables t ON c.object_id = t.object_id \nWHERE \n    t.name = 'YourTableName';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u8207\u524d\u4e00\u500b\u67e5\u8a62\u76f8\u4f3c\u7684\u4fe1\u606f\uff0c\u4f46\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u7cfb\u7d71\u8996\u5716\u3002<\/p>\n<h2 id=\"2-%e5%8f%96%e5%be%97%e5%ad%97%e6%ae%b5%e5%b1%ac%e6%80%a7%e7%9a%84%e5%85%b6%e4%bb%96%e6%96%b9%e6%b3%95-beGHVpLyUT\">2. \u53d6\u5f97\u5b57\u6bb5\u5c6c\u6027\u7684\u5176\u4ed6\u65b9\u6cd5<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528\u7cfb\u7d71\u8996\u5716\u5916\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528SQL Server Management Studio (SSMS) \u4f86\u67e5\u770b\u5b57\u6bb5\u5c6c\u6027\u3002\u4ee5\u4e0b\u662f\u64cd\u4f5c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u6253\u958bSQL Server Management Studio\u4e26\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002<\/li>\n<li>\u5728\u5c0d\u8c61\u8cc7\u6e90\u7ba1\u7406\u5668\u4e2d\uff0c\u5c55\u958b\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u5c55\u958b\u201c\u8868\u201d\u7bc0\u9ede\u3002<\/li>\n<li>\u53f3\u9375\u55ae\u64ca\u8981\u67e5\u770b\u7684\u8868\uff0c\u9078\u64c7\u201c\u8a2d\u8a08\u201d\u3002<\/li>\n<li>\u5728\u8a2d\u8a08\u8996\u5716\u4e2d\uff0c\u60a8\u53ef\u4ee5\u770b\u5230\u6240\u6709\u5b57\u6bb5\u53ca\u5176\u5c6c\u6027\uff0c\u5982\u6578\u64da\u985e\u578b\u3001\u5141\u8a31\u7a7a\u503c\u7b49\u3002<\/li>\n<\/ol>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8t-sql%e6%9f%a5%e8%a9%a2%e5%ad%97%e6%ae%b5%e5%b1%ac%e6%80%a7-beGHVpLyUT\">3. \u4f7f\u7528T-SQL\u67e5\u8a62\u5b57\u6bb5\u5c6c\u6027<\/h2>\n<p>\u9664\u4e86\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528T-SQL\u8a9e\u53e5\u4f86\u67e5\u8a62\u5b57\u6bb5\u5c6c\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528<code>sp_help<\/code>\u5b58\u5132\u904e\u7a0b\u4f86\u7372\u53d6\u8868\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>EXEC sp_help 'YourTableName';<\/code><\/pre>\n<p>\u9019\u500b\u5b58\u5132\u904e\u7a0b\u5c07\u8fd4\u56de\u8a72\u8868\u7684\u6240\u6709\u4fe1\u606f\uff0c\u5305\u62ec\u5b57\u6bb5\u5c6c\u6027\u3001\u7d22\u5f15\u3001\u7d04\u675f\u7b49\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-beGHVpLyUT\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3\u5982\u4f55\u53d6\u5f97SQL Server\u8868\u5b57\u6bb5\u7684\u5c6c\u6027\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u7cfb\u7d71\u8996\u5716\u3001SQL Server Management Studio\u9084\u662fT-SQL\u8a9e\u53e5\uff0c\u9019\u4e9b\u65b9\u6cd5\u90fd\u80fd\u5e6b\u52a9\u60a8\u6709\u6548\u5730\u7372\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u5f8c\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u60a8\u7684\u6578\u64da\u5eab\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\u7528\u6236\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u5b89\u5168\u7684\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728SQL Server\u4e2d\u7372\u53d6\u8868\u5b57\u6bb5\u5c6c\u6027\uff0c\u5305\u62ec\u6578\u64da\u985e\u578b\u3001\u9577\u5ea6\u3001\u7d04\u675f\u7b49\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6548\u7387\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-138415","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138415","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=138415"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138415\/revisions"}],"predecessor-version":[{"id":138416,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/138415\/revisions\/138416"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=138415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=138415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=138415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}