Mailing Lists: Apple Mailing Lists

Image of Mac OS face in stamp
 
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: SQLite optimization



On 8/29/06 3:50 PM, "Aaron Burghardt" <email@hidden> wrote:

> You don't say whether you are querying the database or inserting
> data.  SQLite does not open the db file for each SQL statement, but
> when inserting data it creates a separate journal file for each
> transaction, so there is a fair amount of overhead per insert
> transaction.

Actually any dbms with transactions do this.

DB need to have for each transaction separate *logical* file. It can be
inside of some "virtual volume" but this not change main point.

-- 
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

Valentina - Joining Worlds of Information
http://www.paradigmasoft.com

[I feel the need: the need for speed]


 _______________________________________________
Do not post admin requests to the list. They will be ignored.
Darwin-dev mailing list      (email@hidden)
Help/Unsubscribe/Update your Subscription:
http://lists.apple.com/mailman/options/darwin-dev/email@hidden

This email sent to email@hidden

References: 
 >Re: SQLite optimization (From: Aaron Burghardt <email@hidden>)



Visit the Apple Store online or at retail locations.
1-800-MY-APPLE

Contact Apple | Terms of Use | Privacy Policy

Copyright © 2007 Apple Inc. All rights reserved.