create proc proc_insert (@tablename varchar(256)) as begin set nocount on declare @sqlstr varchar(4000) declare @sqlstr1 varchar(4000) declare @sqlstr2 varchar(4000) select @sqlstr='select ''insert '+@tablename select @sqlstr1='' select @sqlstr2=' (' select @sqlstr1= ' values ( ''+' select @sqlstr1=@sqlstr1+col+'+'',''+' ,@sqlstr2=@sqlstr2+name +',' from (select case -- when a.xtype =173 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.length*2+2)+'),'+a.name +')'+' end' when a.xtype =104 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(1),'+a.name +')'+' end' when a.xtype =175 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end' when a.xtype =61 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'convert(varchar(23),'+a.name +',121)'+ '+'''''''''+' end' when a.xtype =106 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.xprec+2)+'),'+a.name +')'+' end' when a.xtype =62 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(23),'+a.name +',2)'+' end' when a.xtype =56 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(11),'+a.name +')'+' end' when a.xtype =60 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(22),'+a.name +')'+' end' when a.xtype =239 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end' when a.xtype =108 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.xprec+2)+'),'+a.name +')'+' end' when a.xtype =231 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end' when a.xtype =59 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(23),'+a.name +',2)'+' end' when a.xtype =58 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'convert(varchar(23),'+a.name +',121)'+ '+'''''''''+' end' when a.xtype =52 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(12),'+a.name +')'+' end' when a.xtype =122 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(22),'+a.name +')'+' end' when a.xtype =48 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(6),'+a.name +')'+' end' -- when a.xtype =165 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.length*2+2)+'),'+a.name +')'+' end' when a.xtype =167 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end' else '''NULL''' end as col,a.colid,a.name from syscolumns a where a.id = object_id(@tablename) and a.xtype <>189 and a.xtype <>34 and a.xtype <>35 and a.xtype <>36 )t order by colid
select @sqlstr=@sqlstr+left(@sqlstr2,len(@sqlstr2)-1)+') '+left(@sqlstr1,len(@sqlstr1)-3)+')'' from '+@tablename -- print @sqlstr exec( @sqlstr) set nocount off end go exec proc_insert 'yourtablename'
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)
CREATE PROCEDURE dbo.UspOutputData @tablename sysname AS declare @column varchar(1000) declare @columndata varchar(1000) declare @sql varchar(4000) declare @xtype tinyint declare @name sysname declare @objectId int declare @objectname sysname declare @ident int
set nocount on set @objectId=object_id(@tablename)
if @objectId is null -- 判斷對象是否存在 begin print 'The object not exists' return end set @objectname=rtrim(object_name(@objectId))
if @objectname is null or charindex(@objectname,@tablename)=0 --此判断不严密 begin print 'object not in current database' return end
if OBJECTPROPERTY(@objectId,'IsTable') <> 1 -- 判斷對象是否是table begin print 'The object is not table' return end
select @ident=status&0x80 from syscolumns where id=@objectid and status&0x80=0x80
if @ident is not null print 'SET IDENTITY_INSERT '+@TableName+' ON'
declare syscolumns_cursor cursor for select c.name,c.xtype from syscolumns c where c.id=@objectid order by c.colid open syscolumns_cursor set @column='' set @columndata='' fetch next from syscolumns_cursor into @name,@xtype while @@fetch_status <>-1 begin if @@fetch_status<>-2 begin if @xtype not in(189,34,35,99,98) --timestamp不需处理,image,text,ntext,sql_variant 暂时不处理 begin set @column=@column+case when len(@column)=0 then'' else ','end+@name set @columndata=@columndata+case when len(@columndata)=0 then '' else ','','','end +case when @xtype in(167,175) then '''''''''+'+@name+'+''''''''' --varchar,char when @xtype in(231,239) then '''N''''''+'+@name+'+''''''''' --nvarchar,nchar when @xtype=61 then '''''''''+convert(char(23),'+@name+',121)+''''''''' --datetime when @xtype=58 then '''''''''+convert(char(16),'+@name+',120)+''''''''' --smalldatetime when @xtype=36 then '''''''''+convert(char(36),'+@name+')+''''''''' --uniqueidentifier else @name end end end fetch next from syscolumns_cursor into @name,@xtype end close syscolumns_cursor deallocate syscolumns_cursor
set @sql='set nocount on select ''insert '+@tablename+'('+@column+') values(''as ''--'','+@columndata+','')'' from '+@tablename
print '--'+@sql exec(@sql)
if @ident is not null print 'SET IDENTITY_INSERT '+@TableName+' OFF'
as
begin
set nocount on
declare @sqlstr varchar(4000)
declare @sqlstr1 varchar(4000)
declare @sqlstr2 varchar(4000)
select @sqlstr='select ''insert '+@tablename
select @sqlstr1=''
select @sqlstr2=' ('
select @sqlstr1= ' values ( ''+'
select @sqlstr1=@sqlstr1+col+'+'',''+' ,@sqlstr2=@sqlstr2+name +',' from (select case
-- when a.xtype =173 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.length*2+2)+'),'+a.name +')'+' end'
when a.xtype =104 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(1),'+a.name +')'+' end'
when a.xtype =175 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end'
when a.xtype =61 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'convert(varchar(23),'+a.name +',121)'+ '+'''''''''+' end'
when a.xtype =106 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.xprec+2)+'),'+a.name +')'+' end'
when a.xtype =62 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(23),'+a.name +',2)'+' end'
when a.xtype =56 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(11),'+a.name +')'+' end'
when a.xtype =60 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(22),'+a.name +')'+' end'
when a.xtype =239 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end'
when a.xtype =108 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.xprec+2)+'),'+a.name +')'+' end'
when a.xtype =231 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end'
when a.xtype =59 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(23),'+a.name +',2)'+' end'
when a.xtype =58 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'convert(varchar(23),'+a.name +',121)'+ '+'''''''''+' end'
when a.xtype =52 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(12),'+a.name +')'+' end'
when a.xtype =122 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(22),'+a.name +')'+' end'
when a.xtype =48 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar(6),'+a.name +')'+' end'
-- when a.xtype =165 then 'case when '+a.name+' is null then ''NULL'' else '+'convert(varchar('+convert(varchar(4),a.length*2+2)+'),'+a.name +')'+' end'
when a.xtype =167 then 'case when '+a.name+' is null then ''NULL'' else '+'''''''''+'+'replace('+a.name+','''''''','''''''''''')' + '+'''''''''+' end'
else '''NULL'''
end as col,a.colid,a.name
from syscolumns a where a.id = object_id(@tablename) and a.xtype <>189 and a.xtype <>34 and a.xtype <>35 and a.xtype <>36
)t order by colid
select @sqlstr=@sqlstr+left(@sqlstr2,len(@sqlstr2)-1)+') '+left(@sqlstr1,len(@sqlstr1)-3)+')'' from '+@tablename
-- print @sqlstr
exec( @sqlstr)
set nocount off
end
go
exec proc_insert 'yourtablename'
@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)
exec UspOutputData 你的表名
得到导出数据的语句,但image,text,ntext,sql_variant 列不出现在语句,以后改进。
存储过程UspOutputData如下:
CREATE PROCEDURE dbo.UspOutputData
@tablename sysname
AS
declare @column varchar(1000)
declare @columndata varchar(1000)
declare @sql varchar(4000)
declare @xtype tinyint
declare @name sysname
declare @objectId int
declare @objectname sysname
declare @ident int
set nocount on
set @objectId=object_id(@tablename)
if @objectId is null -- 判斷對象是否存在
begin
print 'The object not exists'
return
end
set @objectname=rtrim(object_name(@objectId))
if @objectname is null or charindex(@objectname,@tablename)=0 --此判断不严密
begin
print 'object not in current database'
return
end
if OBJECTPROPERTY(@objectId,'IsTable') <> 1 -- 判斷對象是否是table
begin
print 'The object is not table'
return
end
select @ident=status&0x80 from syscolumns where id=@objectid and status&0x80=0x80
if @ident is not null
print 'SET IDENTITY_INSERT '+@TableName+' ON'
declare syscolumns_cursor cursor
for select c.name,c.xtype from syscolumns c
where c.id=@objectid
order by c.colid
open syscolumns_cursor
set @column=''
set @columndata=''
fetch next from syscolumns_cursor into @name,@xtype
while @@fetch_status <>-1
begin
if @@fetch_status<>-2
begin
if @xtype not in(189,34,35,99,98) --timestamp不需处理,image,text,ntext,sql_variant 暂时不处理
begin
set @column=@column+case when len(@column)=0 then'' else ','end+@name
set @columndata=@columndata+case when len(@columndata)=0 then '' else ','','','end
+case when @xtype in(167,175) then '''''''''+'+@name+'+''''''''' --varchar,char
when @xtype in(231,239) then '''N''''''+'+@name+'+''''''''' --nvarchar,nchar
when @xtype=61 then '''''''''+convert(char(23),'+@name+',121)+''''''''' --datetime
when @xtype=58 then '''''''''+convert(char(16),'+@name+',120)+''''''''' --smalldatetime
when @xtype=36 then '''''''''+convert(char(36),'+@name+')+''''''''' --uniqueidentifier
else @name end
end
end
fetch next from syscolumns_cursor into @name,@xtype
end
close syscolumns_cursor
deallocate syscolumns_cursor
set @sql='set nocount on select ''insert '+@tablename+'('+@column+') values(''as ''--'','+@columndata+','')'' from '+@tablename
print '--'+@sql
exec(@sql)
if @ident is not null
print 'SET IDENTITY_INSERT '+@TableName+' OFF'
GO 网上的方法,他山之石。