自动清理 MS SQL Server Table Collation 问题 转载
Cannot resolve the collation conflict between "Latin1_General_CI_AS" and "SQL_Latin1_General_CP1_CI_AS" in the equal to operation.
declare @CollationName varchar(500);
set @CollationName = 'SQL_Latin1_General_CP1_CI_AS'
create table #tmp (sqlStr varchar(max));
insert into #tmp
select 'alter table [' + o.name + '] alter column [' + c.name + ']' +
(case c.system_type_id when 167 then ' varchar(' when 175 then ' char(' else ' nvarchar(' end)
+ convert(varchar,c.max_length) + ') collate ' + @CollationName
from sys.columns c,
sys.objects o
where c.object_id=o.object_id and o.type='U' and c.system_type_id in (167,175,231) and collation_name<>@CollationName
and c.name not in (
15: select cc.COLUMN_NAME
from
INFORMATION_SCHEMA.TABLE_CONSTRAINTS pk ,
INFORMATION_SCHEMA.KEY_COLUMN_USAGE cc
where
cc.TABLE_NAME = pk.TABLE_NAME
and cc.CONSTRAINT_NAME = pk.CONSTRAINT_NAME)
while (exists (select * from #tmp))
begin
declare @sqlStr varchar(max);
select @sqlStr=(select top 1 sqlstr from #tmp);
exec(@sqlStr)
delete from #tmp where sqlStr=@sqlStr
end
drop table #tmp;
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