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John McCaskey wrote:
| The problem is not the memory on the database server, but on the client
| running the JDBC connection. Seems that when you retrieve the result it
| is trying to store everything in memory at once.
|
| Here is some info from the m
The problem is not the memory on the database server, but on the client
running the JDBC connection. Seems that when you retrieve the result it
is trying to store everything in memory at once.
Here is some info from the mysql docs that looks like it pertains, see
http://dev.mysql.com/doc/connecto
MySQL 5.0 Alpha
Jdbc Driver: Connector J
OS: Windows 2000 Professional
Table Size 1 Mil. Records.
Table Structure:
Table1
logid - autoincrement int(11)
Timestamp - timestamp
Timestamp2 - timestamp
Tag - varchar(15)
Query/Code:
---
PreparedStatement pst = con.prepareStatement("Select
log
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Roland Carlsson wrote:
Thanks, that solved the problem. I thought that I could have my own
fetch-size but I has now understood that Integer.MIN_VALUE is the only size
that is accepted.
Regards
Roland Carlsson
The fetch-size setting makes sense for drive
on" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Tuesday, March 11, 2003 2:17 PM
Subject: Re: Large resultset
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>
> Roland Carlsson wrote:
> > Hi!
> > I have a query that returns a resultset of 70 mb. I
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Roland Carlsson wrote:
Hi!
I have a query that returns a resultset of 70 mb. I'd somehow would like
J/Connector to fetch only small pieces using Statement.setFetchSize but it
still get the whole ResultSet at once and then I get an OutOfMemoryError.
Is i
n is reached it automatically gets the next portion.
Thanks
roland Carlsson
- Original Message -
From: "Rusch (ext) Reiner" <[EMAIL PROTECTED]>
To: "'Roland Carlsson'" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Tuesday, March 11, 2003 12:59 PM
Subj
ECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Tuesday, March 11, 2003 1:08 PM
Subject: Re: Large resultset
>
>
> > I have a query that returns a resultset of 70 mb. I'd somehow would like
> > J/Connector to fetch only small pieces using Statement.setFetchSize but
> it
>
Hi,
why don't you try to solve the problem with ordinary sql-selects.
You can take "select . limit "
regards
Reiner
> -Ursprüngliche Nachricht-
> Von: Roland Carlsson [mailto:[EMAIL PROTECTED]
> Gesendet: Dienstag, 11. März 2003 12:54
> An: [EMAIL
> I have a query that returns a resultset of 70 mb. I'd somehow would like
> J/Connector to fetch only small pieces using Statement.setFetchSize but
it
> still get the whole ResultSet at once and then I get an OutOfMemoryError.
> Is it a bug in setFetchSize? Does J/Connector ignore it? Have I to
Hi!
I have a query that returns a resultset of 70 mb. I'd somehow would like
J/Connector to fetch only small pieces using Statement.setFetchSize but it
still get the whole ResultSet at once and then I get an OutOfMemoryError.
Is it a bug in setFetchSize? Does J/Connector ignore it? Have I totally
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