I think the issue is :
Thread 1 does exitprocess/terminateprocess (or process.kill, or
anything like that)
Thread 2 does write() -- the write I believe can be interrupted when
partially complete in these cases (only part of the blocks have been
written to disk, the others are not even
is never called.. and we get no
MC> corruption.
MC> Just a thought.
MC> -Original Message-
MC> From: sqlite-users-boun...@sqlite.org
MC> [mailto:sqlite-users-boun...@sqlite.org] On Behalf Of Dan Kennedy
MC> Sent: Wednesday, October 14, 2009 12:36 AM
MC> To: Gener
Subject: Re: [sqlite] Corrupted database
On Oct 14, 2009, at 12:42 AM, McClellen, Chris wrote:
> But it does happen and we can reproduce it. Hard killing a thread is
> essentially equivalent to turning off the power.
We have always assumed that it is different. When you write data to
To: General Discussion of SQLite Database
Subject: Re: [sqlite] Corrupted database
On Oct 13, 2009, at 1:56 AM, McClellen, Chris wrote:
> What is your synchronous set to? Full? FYI If you are using .NET
> data
> providers, it is set to "Normal" by default.
>
> If it is not
What is your synchronous set to? Full? FYI If you are using .NET data
providers, it is set to "Normal" by default.
If it is not set to full, I have seen corruption when an application
crashes, or exits when a thread is in the middle of updating the db
(Synchronous = OFF makes corruption even
I think I may now understand the problem we're seeing. I left out a
very important piece of information: On the dbs we're seeing the
increase in insert time, the average row size is large - really large.
Basically we can see averages as high as 45k. This was causing overflow
chains to be as
I have not done that yet; I'll get it into that state then attach to
sqlite3's command line tool and see if I can learn something. I will
let you know what I find.
-Original Message-
From: sqlite-users-boun...@sqlite.org
[mailto:sqlite-users-boun...@sqlite.org] On Behalf Of Pavel Ivanov
We have an application that uses a single table database, that is quite
simple. Here is the schema:
CREATE TABLE t (k varchar(50) primary key not null, d text not null, e
datetime)
We receive data over the course of an hour that is in a different form
and we need to put into the db. The order
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