SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Function transform (children 1) ExpressionList (children 4) Function toString (children 1) ExpressionList (children 1) Identifier number Literal Array_[\'3\', \'5\', \'7\'] Literal Array_[UInt64_111, UInt64_222, UInt64_333] Literal Float64_-1.1 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.numbers Literal UInt64_10