SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function uniqUpToArray (children 2)
     ExpressionList (children 3)
      Literal Array_[UInt64_0, UInt64_1, UInt64_1]
      Literal Array_[UInt64_0, UInt64_1, UInt64_1]
      Literal Array_[UInt64_0, UInt64_1, UInt64_0]
     ExpressionList (children 1)
      Literal UInt64_10