UNION QUERY - HOW TO DO IT?
Dear All, We are looking for your help. We are creating a query that extract the data from several tables (as usual), but we would like to do a Union between two primary tables. An example of how our SQL query looks like is below. How can we achieve this using the Query Builder? So far, we can query the db using only the first part of the query before the UNION statement. We have read the JSL book...