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您现在的位置: 程式碼之家 >> 數據庫知識 >  >> SQL Server 資料庫 >> 關於SqlServer

三個 SQL 視圖查出 SQL Server 2000/2005 完整資料字典:表結構、索引、程式物件

     編輯:關於SqlServer

整理三個實用視圖,涵蓋 SQL Server 2000/2005 表結構 (含說明)、索引、主外鍵/約束/視圖/函數/預存程序/觸發器,可直接在查詢分析器執行快速產出字典。

1. 表結構視圖 (相容 2000/2005)

SELECT TOP 100 PERCENT
  CASE WHEN a.colorder = 1 THEN d.name ELSE '' END AS 表名,
  CASE WHEN a.colorder = 1 THEN ISNULL(f.value, '') ELSE '' END AS 表說明,
  a.colorder AS 字段序號,
  a.name AS 字段名,
  CASE WHEN COLUMNPROPERTY(a.id, a.name, 'IsIdentity') = 1 THEN '√' ELSE '' END AS 標識,
  CASE WHEN EXISTS (
    SELECT 1 FROM dbo.sysindexes si
    INNER JOIN dbo.sysindexkeys sik ON si.id = sik.id AND si.indid = sik.indid
    INNER JOIN dbo.syscolumns sc ON sc.id = sik.id AND sc.colid = sik.colid
    INNER JOIN dbo.sysobjects so ON so.name = si.name AND so.xtype = 'PK'
    WHERE sc.id = a.id AND sc.colid = a.colid
  ) THEN '√' ELSE '' END AS 主鍵,
  b.name AS 類型,
  a.length AS 長度,
  COLUMNPROPERTY(a.id, a.name, 'PRECISION') AS 精度,
  ISNULL(COLUMNPROPERTY(a.id, a.name, 'Scale'), 0) AS 小數位數,
  CASE WHEN a.isnullable = 1 THEN '√' ELSE '' END AS 允許空,
  ISNULL(e.text, '') AS 預設值,
  ISNULL(g.[value], '') AS 字段說明,
  d.crdate AS 建立時間,
  CASE WHEN a.colorder = 1 THEN d.refdate ELSE NULL END AS 修改時間
FROM dbo.syscolumns a
LEFT OUTER JOIN dbo.systypes b ON a.xtype = b.xusertype
INNER JOIN dbo.sysobjects d ON a.id = d.id AND d.xtype = 'U' AND d.status >= 0
LEFT OUTER JOIN dbo.syscomments e ON a.cdefault = e.id
LEFT OUTER JOIN dbo.sysproperties g ON a.id = g.id AND a.colid = g.smallid AND g.name = 'MS_Description'
LEFT OUTER JOIN dbo.sysproperties f ON d.id = f.id AND f.smallid = 0 AND f.name = 'MS_Description'
ORDER BY d.name, a.colorder

2. 索引視圖

SELECT TOP 100 PERCENT
  CASE WHEN b.keyno = 1 THEN c.name ELSE '' END AS 表名,
  CASE WHEN b.keyno = 1 THEN a.name ELSE '' END AS 索引名稱,
  d.name AS 列名,
  b.keyno AS 索引順序,
  CASE INDEXKEY_PROPERTY(c.id, b.indid, b.keyno, 'isdescending')
    WHEN 1 THEN '降序' WHEN 0 THEN '升序' END AS 排序,
  CASE WHEN p.id IS NULL THEN '' ELSE '√' END AS 主鍵,
  CASE INDEXPROPERTY(c.id, a.name, 'IsClustered') WHEN 1 THEN '√' ELSE '' END AS 叢集,
  CASE INDEXPROPERTY(c.id, a.name, 'IsUnique') WHEN 1 THEN '√' ELSE '' END AS 唯一,
  CASE WHEN e.id IS NULL THEN '' ELSE '√' END AS 唯一約束,
  a.OrigFillFactor AS 填充因子,
  c.crdate AS 建立時間,
  c.refdate AS 修改時間
FROM dbo.sysindexes a
INNER JOIN dbo.sysindexkeys b ON a.id = b.id AND a.indid = b.indid
INNER JOIN dbo.syscolumns d ON b.id = d.id AND b.colid = d.colid
INNER JOIN dbo.sysobjects c ON a.id = c.id AND c.xtype = 'U'
LEFT OUTER JOIN dbo.sysobjects e ON e.name = a.name AND e.xtype = 'UQ'
LEFT OUTER JOIN dbo.sysobjects p ON p.name = a.name AND p.xtype = 'PK'
WHERE OBJECTPROPERTY(a.id, N'IsUserTable') = 1
  AND OBJECTPROPERTY(a.id, N'IsMSShipped') = 0
  AND INDEXPROPERTY(a.id, a.name, 'IsAutoStatistics') = 0
ORDER BY c.name, a.name, b.keyno

3. 程式物件視圖 (主鍵/外鍵/約束/視圖/函數/預存程序/觸發器)

SELECT DISTINCT TOP 100 PERCENT
  o.xtype,
  CASE o.xtype
    WHEN 'X' THEN '擴展預存程序' WHEN 'TR' THEN '觸發器'
    WHEN 'PK' THEN '主鍵' WHEN 'F' THEN '外鍵' WHEN 'C' THEN '約束'
    WHEN 'V' THEN '視圖' WHEN 'FN' THEN '函數-標量'
    WHEN 'IF' THEN '函數-內嵌' WHEN 'TF' THEN '函數-表值'
    ELSE '預存程序' END AS 類型,
  o.name AS 物件名,
  o.crdate AS 建立時間,
  o.refdate AS 修改時間,
  c.text AS 宣告語句
FROM dbo.sysobjects o
LEFT OUTER JOIN dbo.syscomments c ON o.id = c.id
WHERE o.xtype IN ('X','TR','C','V','F','IF','TF','FN','P','PK')
  AND OBJECTPROPERTY(o.id, N'IsMSShipped') = 0
ORDER BY CASE o.xtype
  WHEN 'X' THEN '擴展預存程序' WHEN 'TR' THEN '觸發器'
  WHEN 'PK' THEN '主鍵' WHEN 'F' THEN '外鍵' WHEN 'C' THEN '約束'
  WHEN 'V' THEN '視圖' WHEN 'FN' THEN '函數-標量'
  WHEN 'IF' THEN '函數-內嵌' WHEN 'TF' THEN '函數-表值'
  ELSE '預存程序' END DESC

使用提醒

  • SQL Server 2005+ 建議改用 INFORMATION_SCHEMA 與 sys.* 目錄檢視
  • sysproperties 的 MS_Description 需透過 sp_addextendedproperty 設定
  • 執行結果可直接匯出 Excel/CSV 作為專案文件

三個視圖涵蓋資料字典核心維度,免安裝第三方工具即可快速產出完整文件。

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