julianhyde/optiq — pull request #51 by joeposner (2013-08-28 18:12:53+00:00)
Title: Changed clearWarnings() to not do UnsupportedOperationException since so...

Testing with c3p0 and Pentaho (which uses c3p0) shows that this method gets called when connections are put back in a connection pool. Throwing an UnsupportedOpException causes the pool to either fail or mark the connection as bad so just no-op.