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From:Martijn Tonies Date:December 16 2003 8:07am
Subject:Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?
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> Looking at the facts, the number of files used to store your data is of
> very little consequence at the end of the day. Looking
> at the following:
>
> * MS SQL Server stores database data in a single file and logs in another.
> * Oracle and FoxPro both have a pretty large number of files, for very
> different reasons
> * MySQL stores MyISAM each table in a few files:  FRM for the schema,
> MYD for data and MYI for the index
> * FileMaker Pro stores each table along with a bunch of interface stuff
> in a single file
> * SQLBase (popular in the contract / "closed market" segment) has a
> single file unless you tell it to partition the database. This
> single file stores tables, stored procedures, views, triggers, indexes
> and all transaction logs
> * MySQL requires 3 types of file for InnoDB storage in 3.23.x and 4.x -
> ibdata*, ib_arch_log_* and iblogfile*, in 4.1.1 and higher
> you can go to 4 files with individual table spaces
>
> The last point is particularly worthy of note. The new option in 4.1.1
> and higher has implications for performance - you can have your
> InnoDB data dictionary (ibdata*), logs and individual table/index spaces
> on physically seperate devices. Backing things up becomes
> more complicated though.
>
> To be honest, the vast majority of database installations experience
> problems in performance caused by poor query and schema design,
> bad application logic or grossly underspecified hardware. A change in
> the number of files used to store the data is extremely unlikely
> to resolve these problems given all other variables in the environment
> remain fixed.
>
> What does everyone else think?

I fully agree with the part about performance and the number of
files. :-)

With regards,

Martijn Tonies
Database Workbench - developer tool for InterBase, Firebird, MySQL & MS SQL
Server.
Upscene Productions
http://www.upscene.com

Thread
MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Jerry Apfelbaum14 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Sven Köhler15 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan15 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Sven Köhler15 Dec
        • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan15 Dec
          • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Tobias Asplund15 Dec
            • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan15 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Jeremy Zawodny16 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?David Garamond16 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Jeremy Zawodny16 Dec
        • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies15 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Sven Köhler15 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan15 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies15 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Juergen Sauer15 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies15 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan15 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies15 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Matthew Stanfield15 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Curtis Maurand15 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
        • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Matthew Stanfield16 Dec
          • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
      • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Matthew Stanfield16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Vinod Kumar Singh16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Dr. Frank Ullrich16 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?David Griffiths16 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?David Griffiths16 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Chris Nolan17 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?mos16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies16 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Matthew Stanfield17 Dec
    • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Ed Leafe17 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Director General: NEFACOMP7 Jan
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies7 Jan
RE: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Joshua Thomas15 Dec
Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?mos17 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies17 Dec
Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?mos18 Dec
  • Re: MySQL or MaxDB or PostgreSQL or Interbase/Firebird or ?Martijn Tonies18 Dec