[jira] Commented: (CONNECTORS-114) Derby seems too unstable in multithreaded situations to be a good database for ManifoldCF, so try to add support for HSQLDB

2010-10-12 Thread Karl Wright (JIRA)
[ https://issues.apache.org/jira/browse/CONNECTORS-114?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12920227#action_12920227 ] Karl Wright commented on CONNECTORS-114: Support added and checked in.

Re: hsqldb deadlock

2010-10-12 Thread Robert Muir
maybe the problem is indicative of a bug in LCF? I think its strange that there are locking problems with Derby, too. That being said, maybe as a quick fix you could try SET DATABASE TRANSACTION CONTROL MVCC or SET DATABASE TRANSACTION CONTROL MVLOCKS, since i see you are using two phase locking:

Re: hsqldb deadlock

2010-10-12 Thread Karl Wright
A brief conversation here with people who purportedly know hsqldb from an earlier life shows that my experience is by no means unusual. Hsqldb has apparently had problems of this kind since day one, and people who have experience with it tend to only use it in single-threaded environments. Karl

[jira] Updated: (CONNECTORS-115) Restarting the example fails when db present

2010-10-12 Thread Farzad (JIRA)
[ https://issues.apache.org/jira/browse/CONNECTORS-115?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Farzad updated CONNECTORS-115: -- Description: When you restart the example you get the following: C:\Program

[jira] Commented: (CONNECTORS-115) Restarting the example fails when db present

2010-10-12 Thread Karl Wright (JIRA)
[ https://issues.apache.org/jira/browse/CONNECTORS-115?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=12920250#action_12920250 ] Karl Wright commented on CONNECTORS-115: I believe I stumbled over this on