SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Asterisk
   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 AST\'
               Literal \'\'
               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)
                      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 \'\'
                               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)
                                      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 SYNTAX\'
                                               Literal \'\'
                                               Subquery (children 1)
                                                SelectWithUnionQuery (children 1)
                                                 ExpressionList (children 1)
                                                  SelectQuery (children 3)
                                                   ExpressionList (children 1)
                                                    Function equals (children 1)
                                                     ExpressionList (children 2)
                                                      Function trimBoth (children 1)
                                                       ExpressionList (children 1)
                                                        Identifier explain
                                                      Literal \'Asterisk\'
                                                   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 AST\'
                                                               Literal \'\'
                                                               Subquery (children 1)
                                                                SelectWithUnionQuery (children 1)
                                                                 ExpressionList (children 1)
                                                                  SelectQuery (children 3)
                                                                   ExpressionList (children 1)
                                                                    Asterisk
                                                                   TablesInSelectQuery (children 1)
                                                                    TablesInSelectQueryElement (children 1)
                                                                     TableExpression (children 1)
                                                                      TableIdentifier system.numbers
                                                                   Literal UInt64_10
                                                   Function like (children 1)
                                                    ExpressionList (children 2)
                                                     Identifier explain
                                                     Literal \'%Asterisk%\'
 Identifier Null
