SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function uniqStateForEachMapForEachMap (children 1) ExpressionList (children 1) Function map (children 1) ExpressionList (children 2) Literal UInt64_1 Function array (children 1) ExpressionList (children 1) Function map (children 1) ExpressionList (children 2) Literal UInt64_1 Function array (children 1) ExpressionList (children 2) Identifier number Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_10