SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 4) ExpressionList (children 3) Identifier col1 Identifier col2 Function count (children 1) ExpressionList TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier test1_00395 ExpressionList (children 2) Identifier col1 Identifier col2 ExpressionList (children 2) OrderByElement (children 1) Identifier col1 OrderByElement (children 1) Identifier col2