Is there any one who knows how we can solve collation issue in select linq query? I'm getting this error when I want to select data in linq.
Cannot resolve the collation conflict between "SQL_Latin1_General_CP1_CI_AS" and "Latin1_General_CI_AS" in the equal to operation
var lstData = from s in dataTrackDB.datas
join b in dataTrackDB.brandDatas on i.brandcode equals b.brandcode
join b in dataTrackDB.brandDatas on i.brandcode equals b.brandcode
join b in dataTrackDB.brandDatas on i.brandcode equals b.brandcode
join m in dataTrackDB.mktDatas on s.mktcode equals m.mktcode
select new dataView {
Account=m.account,
brandcode=b.brandcode,
commodity=s.commodity,
date=s.date,
daysvalid=s.daysvalid,
mfrcode=b.mfrcode,
mktcode=s.mktcode,
price=s.price,
prodid=s.prodid,
statecode=s.statecode,
subcommodity=s.subcommodity,
supprecode=s.supprecode,
units =s.units
};
lstData = lstData.AsQueryable().Where(x => x.mfrcode == mfr );
return lstData.Take(100).ToList();
In Microsoft SQL Server, the collation can be set at the column level. When you compare (or concatenate) two columns having different collation in a query, this error occurs: Cannot resolve the collation conflict between "SQL_Latin1_General_CP1_CI_AS" and "French_CI_AS" in the equal to operation. —
You can resolve the issue by forcing the collation used in a query to be a particular collation, e.g. SQL_Latin1_General_CP1_CI_AS or DATABASE_DEFAULT. In the above query a. MyID and b. YourID would be columns with a text-based data type.
The collate clause is used for case sensitive and case insensitive searches in the columns of the SQL server. There are two types of collate clause present: SQL_Latin1_General_CP1_CS_AS for case sensitive. SQL_Latin1_General_CP1_CI_AS for case insensitive.
The SQL_Latin1_General_CP1_CI_AS collation is a SQL collation and the rules around sorting data for unicode and non-unicode data are different. The Latin1_General_CI_AS collation is a Windows collation and the rules around sorting unicode and non-unicode data are the same.
The problem is not in Linq but in your database
you can for example create a view that joins that way and the select the data in linq from the view
SELECT * FROM T1
INNER JOIN T2 ON
T1.Name COLLATE Latin1_General_CI_AS = T2.Name COLLATE Latin1_General_CI_AS
or select the data first in linq2sql separately for each table and then join it with linq2object
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