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From Brett Wooldridge <brett.wooldri...@gmail.com>
Subject Re: curious problem dropping triggers and tables
Date Wed, 14 Apr 2010 13:42:32 GMT
Are you sure all of the file streams are flushed and closed after the
transfer?  Can you check with some tool like 'lsof' on Linux or some tool
from SysInternals if Windows?  After shutdown of the embedding VM, all
handles would be closed, which might be why ij works after that.  Just a


On Wed, Apr 14, 2010 at 6:03 AM, gmbradford

> I have a java application that gets a copy of a Derby database that is
> transferred to it over a network. (The sending end freezes the DB and then
> sends the files over a socket.) The receiving jvm closes the socket and
> streams when the database transfer is complete, and then connects to it to
> do some sql. The sql includes delete statements, drop trigger statements,
> and drop table statements. The delete statements consistently work fine,
> but
> the drop trigger and drop table statements don't always work (sometimes
> they
> do). When they don't, we see SqlSyntaxErrorException, with the complaint
> that the trigger or table does not exist. We can't look at the DB while
> this
> jvm is running because it's using embedded mode, but when it's stopped, ij
> shows that the triggers and tables exist and from ij the drops work fine.
> I'm wondering if anyone has an idea why this might be happening.
> --
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> http://old.nabble.com/curious-problem-dropping-triggers-and-tables-tp28235584p28235584.html
> Sent from the Apache Derby Users mailing list archive at Nabble.com.

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