Re: BUG #15158: JDBC driver has faulty comparison in method: haveMinimumServerVersion(String ver)

Brian,

That code is long gone from the driver. That class doesn't even exist any
more. I would suggest you upgrade your driver.

Thanks

Dave Cramer

On 16 April 2018 at 16:35, PG Bug reporting form <noreply(at)postgresql(dot)org>
wrote:

> The following bug has been logged on the website:
>
> Bug reference: 15158
> Logged by: Brian K
> Email address: harvestmoon299(at)gmail(dot)com
> PostgreSQL version: 10.3
> Operating system: Windows
> Description:
>
> in org.postgresql.jdbc2.AbstractJdbc2Connection on line 960, there is a
> javadoc comment that identifies the problem this way:
>
> "Is the server we are connected to running at least this version? This
> comparison method will fail whenever a major or minor version goes to two
> digits (10.3.0) or (7.10.1). "
>
> the method GetTransactionIsolation() calls this method in line 757 with the
> following code:
> if (haveMinimumServerVersion("7.3"))
>
> This determines whether to run the query: "SHOW TRANSACTION ISOLATION
> LEVEL"
> or the update: "SHOW TRANSACTION ISOLATION LEVEL". The query returns
> appropriately, while the update throws the sql error: "This recordset is
> closed".
>
> As expected, testing whether version 10.3 has a minimum server version of
> 7.3 yields "false". It looks to me that the calling code is expecting
> "true" for it to work with postgres 10.3.
>
> I am encountering this error when I try to use postgres 10.3 as the
> datastore for a project created from the Apache Isis "SimpleApp"
> archetype.
>
> Do you know why this issue is identified in the code but not dealt with?
>
> Thank you!
> Brian
>
>