InsertQuery (children 2) Identifier words SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 5) ExpressionList (children 1) Asterisk TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function generateRandom (children 1) ExpressionList (children 3) Literal \'i Int, word String\' Literal UInt64_1 Literal UInt64_10 Literal UInt64_1 ExpressionList (children 1) Identifier i Literal UInt64_10000