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开发学院数据库MSSQL Server 根据基本表结构及其数据生成INSERT...的SQL 阅读

根据基本表结构及其数据生成INSERT...的SQL

 2007-11-11 07:17:53 来源:WEB开发网   
核心提示:create proc spGenInsertSQL@TableName as varchar(100)as--declare @TableName varchar(100)--set @TableName = 'orders'--set @TableName = 'eeducation

  create  proc spGenInsertSQL
@TableName as varchar(100)
as
--declare @TableName varchar(100)
--set @TableName = 'orders'
--set @TableName = 'eeducation'
DECLARE xCursor CURSOR FOR
SELECT name,xusertype
FROM syscolumns
WHERE (id = OBJECT_ID(@TableName))
declare @F1 varchar(100)
declare @F2 integer
declare @SQL varchar(8000)
set @sql ='SELECT 'INSERT INTO ' + @TableName + ' VALUES(''
OPEN xCursor
FETCH xCursor into @F1,@F2
WHILE @@FETCH_STATUS = 0
BEGIN
   set @sql =@sql +
        + case when @F2 IN (35,58,99,167,175,231,239,61) then ' + case when ' + @F1 + ' IS NULL then '' else '''' end + '  else '+' end
        + 'replace(ISNULL(cast(' + @F1 + ' as varchar),'NULL'),'''','''''')'
        + case when @F2 IN (35,58,99,167,175,231,239,61) then ' + case when ' + @F1 + ' IS NULL then '' else '''' end + '  else '+' end
        + char(13) + '',''
   FETCH NEXT FROM xCursor into @F1,@F2
END
CLOSE xCursor
DEALLOCATE xCursor
set @sql = left(@sql,len(@sql) - 5) + ' + ')' FROM ' + @TableName
print @sql
exec (@sql)

Tags:根据 基本 结构

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