SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Asterisk TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier temp Function in (children 1) ExpressionList (children 2) Identifier x Function toDecimal32 (children 1) ExpressionList (children 2) Literal UInt64_32 Literal UInt64_2