Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.java.databases > #193

Re: MySQL connection prob

Show all headers | View raw

  To: comp.lang.java.databases
joeNOSPAM@BEA.com wrote:


> I'm guessing the 'connector' has a simple JDBC connection underneath,
> which is killed after a time of idleness, perhaps by a firewall or
> a DBMS setting for idle sessions. One simple hack would be to store
> each successful time-of-use in the servlet, and at each invoke,
> compare the current time to the last successful use, and if it
> hasn't been used for an hour (experiment to find the right value)
> you must re-create connector. I'd see about the DBMS parameters
> that might be killing the connection out from under you.
> HTH,
> Joe Weinstein at Oracle

 You are right that I had missed to close the MySQL driver connection. I 
have now added close statements whenever I exit the application in the 
code and a shutdown hook closing the database driver connection on 
unvoluntary shutdowns. Thank you for your help.

-- 
Newsoffice.de - Die Onlinesoftware zum Lesen und Schreiben im Usenet 
Die Signatur lE#t sich nach Belieben anpassen ;-)

---
 * Synchronet * The Whitehouse BBS --- whitehouse.hulds.com --- check it out free usenet!
--- Synchronet 3.15a-Win32 NewsLink 1.92
Time Warp of the Future BBS - telnet://time.synchro.net:24

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

Thread

MySQL connection problems "Hakan" <hakan@THRWHITE.remove-dii-this> - 2011-04-27 15:22 +0000
  Re: MySQL connection prob "=?ISO-8859-1?Q?Arne_Vajh=" <=?iso-8859-1?q?arne_vajh=@THRWHITE.remove-dii-this> - 2011-04-27 15:22 +0000
  Re: MySQL connection prob joeNOSPAM@BEA.com.remove-dii-this - 2011-04-27 15:22 +0000
    Re: MySQL connection prob "Hakan" <hakan@THRWHITE.remove-dii-this> - 2011-04-27 15:22 +0000
  Re: MySQL connection prob "David Harper" <david.harper@THRWHITE.remove-dii-this> - 2011-04-27 15:22 +0000

csiph-web