SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 2)
    Identifier URL
    Function uniq (alias u) (children 1)
     ExpressionList (children 1)
      Identifier SearchPhrase
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
   ExpressionList (children 1)
    Identifier URL
   ExpressionList (children 2)
    OrderByElement (children 1)
     Identifier u
    OrderByElement (children 1)
     Identifier URL
   Literal UInt64_10
