I am trying to fill a DataGrid by an inner join query:
SELECT * FROM Tbl1 INNER JOIN (Tbl2 INNER JOIN Tbl3 ON Tbl3.id=Tbl2.id)
ON Tbl1.id=Tbl2.id;
but when I try to execute the query, I get an error:
No value given for one or more required parameters.
Is the query wrong?
I fixed the query: