/// <summary>
/// Returns Cqtl query that represents a query/update mapping view for the view information that was supplied in the constructor.
/// </summary>
internal DbQueryCommandTree GenerateCqt()
{
// Generate a CqlBlock tree and then convert that to CQT.
CqlBlock blockTree = GenerateCqlBlockTree();
DbExpression query = blockTree.AsCqt(true);
Debug.Assert(query != null, "Null CQT generated for query/update view.");
return(DbQueryCommandTree.FromValidExpression(m_mappingItemCollection.Workspace, TargetPerspective.TargetPerspectiveDataSpace, query));
}