SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function count (children 1) ExpressionList TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Subquery (children 1) SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 5) ExpressionList (children 2) Function arrayJoin (alias index) (children 1) ExpressionList (children 1) Function arrayMap (children 1) ExpressionList (children 2) Function lambda (children 1) ExpressionList (children 2) Function tuple (children 1) ExpressionList (children 1) Identifier i Function plus (children 1) ExpressionList (children 2) Identifier i Literal UInt64_1 Function range (children 1) ExpressionList (children 1) Literal UInt64_2 Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers_mt (children 1) ExpressionList (children 1) Literal UInt64_100000 ExpressionList (children 1) Identifier number ExpressionList (children 1) OrderByElement (children 1) Identifier index Set