SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 6) ExpressionList (children 1) Function uniqCombined (children 1) ExpressionList (children 1) Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_10000 ExpressionList (children 1) Identifier number ExpressionList (children 1) OrderByElement (children 1) Identifier number Literal UInt64_10 Set