SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function trimLeft (children 1)
     ExpressionList (children 1)
      Identifier explain
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function viewExplain (children 1)
              ExpressionList (children 3)
               Literal \'EXPLAIN\'
               Literal \'actions = 1\'
               Subquery (children 1)
                SelectWithUnionQuery (children 1)
                 ExpressionList (children 1)
                  SelectQuery (children 5)
                   ExpressionList (children 4)
                    Identifier id
                    Identifier value
                    Identifier score
                    Identifier data
                   TablesInSelectQuery (children 1)
                    TablesInSelectQueryElement (children 1)
                     TableExpression (children 1)
                      TableIdentifier test_correctness
                   ExpressionList (children 1)
                    OrderByElement (children 1)
                     Identifier id
                   Literal UInt64_5
                   Set
   Function or (children 1)
    ExpressionList (children 5)
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%LazilyRead%\'
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%Lazily read columns:%\'
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%ReadType:%\'
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%Prefix sort description:%\'
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%Result sort description:%\'
