SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function replaceRegexpAll (children 1)
     ExpressionList (children 3)
      Identifier explain
      Literal \'__table1\\\\.|_UInt8|_UInt16\'
      Literal \'\'
   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 3)
                   ExpressionList (children 1)
                    Asterisk
                   TablesInSelectQuery (children 1)
                    TablesInSelectQueryElement (children 1)
                     TableExpression (children 1)
                      TableIdentifier prewhere_move_select_final
                   Function and (children 1)
                    ExpressionList (children 2)
                     Function greater (children 1)
                      ExpressionList (children 2)
                       Function plus (children 1)
                        ExpressionList (children 2)
                         Identifier x
                         Identifier y
                       Literal UInt64_50
                     Function greater (children 1)
                      ExpressionList (children 2)
                       Identifier z
                       Literal UInt64_400
   Function or (children 1)
    ExpressionList (children 2)
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%Prewhere%\'
     Function like (children 1)
      ExpressionList (children 2)
       Identifier explain
       Literal \'%Filter%\'
