SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 6) ExpressionList (children 3) Identifier CounterID Function count (alias c) (children 1) ExpressionList Function bar (children 1) ExpressionList (children 3) Identifier c Literal UInt64_0 Literal UInt64_523264 TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier test.hits ExpressionList (children 1) Identifier CounterID ExpressionList (children 2) OrderByElement (children 1) Identifier c OrderByElement (children 1) Identifier CounterID Literal UInt64_100 Set