SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   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 \'keep_logical_steps = 1, description = 0\'
               Subquery (children 1)
                SelectWithUnionQuery (children 1)
                 ExpressionList (children 1)
                  SelectQuery (children 2)
                   ExpressionList (children 1)
                    Function in (children 1)
                     ExpressionList (children 2)
                      Identifier number
                      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 numbers (children 1)
                              ExpressionList (children 1)
                               Literal UInt64_2
                   TablesInSelectQuery (children 1)
                    TablesInSelectQueryElement (children 1)
                     TableExpression (children 1)
                      Function numbers (children 1)
                       ExpressionList (children 1)
                        Literal UInt64_3
   Function ilike (children 1)
    ExpressionList (children 2)
     Identifier explain
     Literal \'%join%\'
