久久r热视频,国产午夜精品一区二区三区视频,亚洲精品自拍偷拍,欧美日韩精品二区

您的位置:首頁技術文章
文章詳情頁

使用SQL語句快速獲取SQL Server數據字典

瀏覽:2日期:2023-11-04 19:42:51
本文主要介紹了一個獲取SQL Server數據字典的經典SQL語句,大家可以根據各自的實際情況對這段語句進行相應的修改。

SELECT sysobjects.name AS [table], sysproperties.[value] AS 表說明, syscolumns.name AS field, properties.[value] AS 字段說明, systypes.name AS type, syscolumns.length, ISNULL(COLUMNPROPERTY(syscolumns.id, syscolumns.name, 'Scale'), 0) AS 小數位數, syscolumns.isnullable AS isnull, CASE WHEN syscomments.text IS NULL THEN '' ELSE syscomments.text END AS [Default], CASE WHEN COLUMNPROPERTY(syscolumns.id, syscolumns.name, 'IsIdentity') = 1 THEN '√' ELSE '' END AS 標識, CASE WHEN EXISTS(SELECT 1FROM sysobjectsWHERE xtype = 'PK' AND name IN(SELECT nameFROM sysindexesWHERE indid IN(SELECT indidFROM sysindexkeysWHERE id = syscolumns.id AND colid = syscolumns.colid))) THEN '√' ELSE '' END AS 主鍵FROM syscolumns INNER JOINsysobjects ON sysobjects.id = syscolumns.id INNER JOINsystypes ON syscolumns.xtype = systypes.xtype LEFT OUTER JOINsysproperties properties ON syscolumns.id = properties.id AND syscolumns.colid = properties.smallid LEFT OUTER JOINsysproperties ON sysobjects.id = sysproperties.id AND sysproperties.smallid = 0 LEFT OUTER JOINsyscomments ON syscolumns.cdefault = syscomments.idWHERE (sysobjects.xtype = 'U')

標簽: Sql Server 數據庫
主站蜘蛛池模板: 大荔县| 桦南县| 盐山县| 碌曲县| 静宁县| 游戏| 曲麻莱县| 荣昌县| 宁远县| 望谟县| 靖安县| 庆城县| 枣阳市| 司法| 青冈县| 广丰县| 繁峙县| 瑞丽市| 望江县| 健康| 顺义区| 准格尔旗| 巫溪县| 天柱县| 紫金县| 揭阳市| 滨海县| 亳州市| 盐城市| 紫云| 曲松县| 会宁县| 米林县| 汝阳县| 南投市| 红原县| 扎鲁特旗| 中卫市| 陕西省| 淳安县| 丰顺县|