Dave Cramer
On Mon, 13 Jan 2020 at 11:10, Yoann Rodiere <yo...@hibernate.org> wrote: > Hi, > > As far as I know there wasn't any specific time-related problem with the > org.postgresql:postrgresql driver. I'm not sure we run tests against > pgjdbc, that might be something to consider. > Please do run your tests against that. One thing I noted was that you were not using the native interval type for intervals. > The problems were mainly with MariaDB/MySQL/Sybase drivers, and we > upgraded our dependencies since then, so they may behave better now. > > In any case, most of the problems come from the conversion to javax.sql > types and the rendering of these types by the JDBC drivers. If we can pass > the java.time types to the drivers directly, that would indeed solve lots > of problems. That would mean losing support for older versions of those > drivers when it comes to java.time, but maybe it's not a big deal? > > Always a tough call, In my experience guaranteed to annoy at least half of the users. Dave > > On Mon, 13 Jan 2020 at 14:30, Dave Cramer <davecra...@gmail.com> wrote: > >> Hi Steve, >> >> I'm not sure there is a better way to store the data in the database. >> Doing >> any kind of date/time math in anything else but UTC seems fraught with >> danger. >> >> >> See below as to how we handle Java 8 types. >> >> https://github.com/pgjdbc/pgjdbc/blob/db228a4ffd8b356a9028363b35b0eb9055ea53f0/pgjdbc/src/main/java/org/postgresql/jdbc/PgPreparedStatement.java#L961-L968 >> >> Also tells you which driver I maintain. >> >> As far as my interest in this discussion goes. What is the pgjdbc driver >> doing that is not consistent with what hibernate is doing/wants ? >> >> I'd certainly be up for a hibernate compatibility mode. >> >> Thanks, >> >> Dave Cramer >> >> >> On Sun, 12 Jan 2020 at 23:36, Steve Ebersole <st...@hibernate.org> wrote: >> >> > Hi Dave. >> > >> > Same - I was swamped with stuff at the end of last week. >> > >> > Yes, from what I was reading postgres is a bit strange in storing >> temporal >> > values. Not unique to postgres - many databases do interesting things. >> > >> > I'm curious how the driver handles binding Java 8 types directly. The >> > JDBC spec was updated to support these types through the generic >> > `#setObject` methods (`#getObject` as well?). Does the driver handle >> this. >> > >> > Out of curiosity, which jdbc driver are you helping with? >> > >> > >> > >> > On Thu, Jan 9, 2020 at 10:23 AM Dave Cramer <davecra...@gmail.com> >> wrote: >> > >> >> Hi, >> >> >> >> As one of the maintainers of the postgres jdbc driver I am interested >> in >> >> this discussion. >> >> Postgres only stores date/times in UTC. Everything else is a >> translation. >> >> The driver uses the client's timezone for all dates/times (for better >> or >> >> worse) If there is anything I can do to help make things easier, let me >> >> know. >> >> >> >> >> >> >> >> -- >> >> Sent from: http://hibernate-development.74578.x6.nabble.com/ >> >> _______________________________________________ >> >> hibernate-dev mailing list >> >> hibernate-dev@lists.jboss.org >> >> https://lists.jboss.org/mailman/listinfo/hibernate-dev >> >> >> >> >> _______________________________________________ >> hibernate-dev mailing list >> hibernate-dev@lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/hibernate-dev >> >> _______________________________________________ hibernate-dev mailing list hibernate-dev@lists.jboss.org https://lists.jboss.org/mailman/listinfo/hibernate-dev