SQL code
ALTER PROCEDURE [dbo].[sp_HelpTable](@TableName sysname)
AS
SET NOCOUNT ON
DECLARE @ObjectID int
DECLARE @TableScript table(Iden int IDENTITY(1, 1), ScriptLine nvarchar(4000))
SET @ObjectID = object_id(@TableName)
IF @ObjectID IS NULL OR OBJECTPROPERTY(@ObjectID, 'IsTable') = 0
BEGIN
RAISERROR('指定的對象不是表對象', 16, 1)
RETURN
END
--獲取表的創建腳本
--插入表頭
INSERT INTO @TableScript(ScriptLine)
SELECT N'CREATE TABLE [' + USER_NAME(OBJECTPROPERTY(@ObjectID, N'OwnerId')) + N'].[' + object_name(@ObjectID) + N']('
--插入字段
INSERT INTO @TableScript(ScriptLine)
SELECT N' [' + a.Name + N'] [' + b.name + N']' +
CASE WHEN c.Object_id IS NOT NULL THEN N' IDENTITY(' + CONVERT(nvarchar, c.seed_value) + N', ' + CONVERT(nvarchar, c.increment_value) + N')'
ELSE '' END +
CASE WHEN b.xusertype IN (167, 175, 231, 239) THEN N'('+CONVERT(nvarchar, a.prec) + N')'
WHEN b.xusertype in (106, 108) THEN N'('+CONVERT(nvarchar, a.xprec) + N', ' + CONVERT(nvarchar, a.xscale) + N')'
ELSE '' END +
CASE a.isnullable WHEN 1 THEN N'' ELSE N' NOT' END + N' NULL' +
CASE WHEN d.Name IS NOT NULL THEN N' DEFAULT ' + d.Definition ELSE N'' END +
N','
FROM sys.syscolumns a
LEFT JOIN sys.systypes b ON a.xusertype = b.xusertype
LEFT JOIN sys.identity_columns c ON c.Object_id = a.ID AND c.Column_ID = a.ColID
LEFT JOIN sys.default_constraints d ON d.Parent_Object_ID = a.ID AND d.Parent_column_ID = a.ColID
WHERE a.[ID] = @ObjectID
ORDER BY a.ColOrder
--插入主鍵和索引
DECLARE @IndexID int, @IndexScript nvarchar(4000)
DECLARE IndexCursor CURSOR FOR
SELECT b.Index_ID, N' CONSTRAINT [' + a.Name + N'] ' +
CASE a.Type WHEN 'PK' THEN N'PRIMARY KEY ' WHEN 'UQ' THEN N'UNIQUE ' END +
CASE b.Type WHEN 1 THEN N'CLUSTERED' WHEN 2 THEN N'NONCLUSTERED ' END + N'('
FROM sys.key_constraints a
LEFT JOIN sys.indexes b ON b.Object_ID = a.Parent_Object_ID AND b.index_id = a.unique_index_id
WHERE a.Parent_Object_ID = @ObjectID
OPEN IndexCursor
FETCH NEXT FROM IndexCursor INTO @IndexID, @IndexScript
WHILE @@FETCH_STATUS = 0
BEGIN
SELECT @IndexScript = @IndexScript + N'[' + INDEX_COL(object_name(@ObjectID), 2 , 1) + N'],'
FROM sys.index_columns
WHERE Object_ID = @ObjectID
AND Index_ID = 2
SET @IndexScript = LEFT(@IndexScript, LEN(@IndexScript) -1) + N'),'
INSERT INTO @TableScript(ScriptLine) VALUES(@IndexScript)
FETCH NEXT FROM IndexCursor INTO @IndexID, @IndexScript
END
Close IndexCursor
DEALLOCATE IndexCursor
insert into @TableScript(ScriptLine) VALUES(')')
select * from @TableScript