SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 6) Function plus (children 1) ExpressionList (children 2) Identifier f Identifier f Function minus (children 1) ExpressionList (children 2) Identifier f Identifier f Function multiply (children 1) ExpressionList (children 2) Identifier f Identifier f Function divide (children 1) ExpressionList (children 2) Identifier f Identifier f Function intDiv (children 1) ExpressionList (children 2) Identifier f Identifier f Function intDivOrZero (children 1) ExpressionList (children 2) Identifier f Identifier f TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier decimal Function greater (children 1) ExpressionList (children 2) Identifier f Literal UInt64_0