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根据基本表结构及其数据生成INSERT...的SQL

作者:佚名    责任编辑:admin    更新时间:2022-06-22

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)

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