Re: Count items in reslut

From	"Lew" <lew@THRWHITE.remove-dii-this>
Subject	Re: Count items in reslut
Message-ID	<4dWdnWLXD_fCh4zVnZ2dnUVZ_ovinZ2d@comcast.com> (permalink)
Newsgroups	comp.lang.java.databases
References	<67c33oF2nukhoU1@mid.individual.net>
Date	2011-04-27 15:21 +0000
Organization	TDS.net

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  To: comp.lang.java.databases
Uwe Seimet wrote:
> Donkey Hot wrote:
> 
>> ResultSet rs ;
>> int count ;
>>
>> ....
>>
>> count = rs.getInt(1) ;
> 
> One should probably add that this row count cannot be used to determine 
> the number of rows of a subsequent SELECT statement that selects actual 
> row data (not just the count) from the same table. Between the two 
> SELECT statements the number of rows may have changed.

Depending on the semantics of the transaction type in which you wrap the 
multiple statements.

-- 
Lew

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Count items in reslutset? "WJ" <wj@THRWHITE.remove-dii-this> - 2011-04-27 15:21 +0000
  Re: Count items in reslut "Donkey Hot" <donkey.hot@THRWHITE.remove-dii-this> - 2011-04-27 15:21 +0000
    Re: Count items in reslut "Uwe Seimet" <uwe.seimet@THRWHITE.remove-dii-this> - 2011-04-27 15:21 +0000
      Re: Count items in reslut "Lew" <lew@THRWHITE.remove-dii-this> - 2011-04-27 15:21 +0000

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