SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 2) Identifier name Identifier active TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.parts Function and (children 1) ExpressionList (children 2) Function equals (children 1) ExpressionList (children 2) Identifier database Function currentDatabase (children 1) ExpressionList Function equals (children 1) ExpressionList (children 2) Identifier table Literal \'data_01660\'