Groups | Search | Server Info | Keyboard shortcuts | Login | Register

Groups > comp.lang.java.programmer > #5155

Re: Storing large strings for future equality checks

Show all headers | View raw

Harry Tuttle wrote:
> Lothar Kimmeringer, 08.06.2011 20:31:
>> Depends on the database. Some of them force you to use CLOBS for
>> text-columns with more than 255 characters. CLOBS are a PITA in
>> terms of indexing.
>
> No serious DBMS requires you to use a CLOB for columns with more than
> 255 characters.
>
> The least flexible "big" name is Oracle, which has a limit of 4000
> bytes. Beyond that a CLOB is needed.
>
> Most others have a much larger limit on VARCHAR columns (32k, 64k, 1GB,
> ...)

Agreed, seconded etc.

To OP; just store the strings as you need, make sure the
column is indexed, and simply query with your input
string in the "obvious" way.

Unless this *proves* to be a catastrophe (which I doubt)...
job done.

   BugBear

Back to comp.lang.java.programmer | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

Storing large strings for future equality checks Abu Yahya <abu_yahya@invalid.com> - 2011-06-08 22:05 +0530
  Re: Storing large strings for future equality checks markspace <-@.> - 2011-06-08 09:49 -0700
    Re: Storing large strings for future equality checks Willem <willem@toad.stack.nl> - 2011-06-08 17:28 +0000
      Re: Storing large strings for future equality checks Abu Yahya <abu_yahya@invalid.com> - 2011-06-08 23:45 +0530
    Re: Storing large strings for future equality checks Abu Yahya <abu_yahya@invalid.com> - 2011-06-08 23:45 +0530
  Re: Storing large strings for future equality checks David Kerber <dkerber@WarrenRogersAssociates.invalid> - 2011-06-08 12:58 -0400
    Re: Storing large strings for future equality checks Abu Yahya <abu_yahya@invalid.com> - 2011-06-08 23:49 +0530
    Re: Storing large strings for future equality checks Lothar Kimmeringer <news200709@kimmeringer.de> - 2011-06-08 20:31 +0200
      Re: Storing large strings for future equality checks Harry Tuttle <OTPXDAJCSJVU@spammotel.com> - 2011-06-09 10:50 +0200
        Re: Storing large strings for future equality checks bugbear <bugbear@trim_papermule.co.uk_trim> - 2011-06-09 11:44 +0100
      Re: Storing large strings for future equality checks Harry Tuttle <OTPXDAJCSJVU@spammotel.com> - 2011-06-10 10:15 +0200
  Re: Storing large strings for future equality checks Gene Wirchenko <genew@ocis.net> - 2011-06-08 11:07 -0700
    Re: Storing large strings for future equality checks Abu Yahya <abu_yahya@invalid.com> - 2011-06-08 23:58 +0530
    Re: Storing large strings for future equality checks Hallvard B Furuseth <h.b.furuseth@usit.uio.no> - 2011-06-09 12:38 +0200
    Re: Storing large strings for future equality checks Michael Wojcik <mwojcik@newsguy.com> - 2011-06-09 17:32 -0400
      Re: Storing large strings for future equality checks bugbear <bugbear@trim_papermule.co.uk_trim> - 2011-06-10 10:51 +0100
  Re: Storing large strings for future equality checks Lothar Kimmeringer <news200709@kimmeringer.de> - 2011-06-08 20:28 +0200
    Re: Storing large strings for future equality checks Martin Gregorie <martin@address-in-sig.invalid> - 2011-06-08 22:02 +0000
  Re: Storing large strings for future equality checks rossum <rossum48@coldmail.com> - 2011-06-08 21:38 +0100
  Re: Storing large strings for future equality checks Robert Klemme <shortcutter@googlemail.com> - 2011-06-08 23:20 +0200
  Re: Storing large strings for future equality checks Tom Anderson <twic@urchin.earth.li> - 2011-06-08 23:02 +0100
  Re: Storing large strings for future equality checks Joshua Maurice <joshuamaurice@gmail.com> - 2011-06-09 15:01 -0700

csiph-web