Derived tabled func

playground/db/schema.go

@@ -12,3 +12,11 @@ var (
 	Comment     = pgm.Table{Name: "comments", FieldCount: 5}
 	Employee    = pgm.Table{Name: "employees", FieldCount: 5}
 )
+
+func DerivedTable(tblName string, fromQry pgm.Query) pgm.Table {
+	t := pgm.Table{
+		Name:         tblName,
+		DerivedTable: fromQry,
+	}
+	return t
+}