Controlling logging by using the log file The Network Server uses the derby.log file to log problems that it encounters. It also logs connections when the property derby.drda.logConnections is set to true. derby.infolog.appendderby.drda.logConnections derby.logand the Network Server

See for information on this property.

The derby.log file is created when the server is started. The Network Server then records the time and version. If a log file exists, it is overwritten, unless the property derby.infolog.append is set to true.See "derby.infolog.append" in the for information on this property.

When the Network Server is logging connections, it also logs the Connection Number; this log message is written both to the derby.log file and to the Network Server console.

 To turn on connection logging, use the following command (all on one line): java org.apache.derby.drda.NetworkServerControl logconnections on [-h hostname] [-p portnumber] To turn off connection logging, use the following command (all on one line): java org.apache.derby.drda.NetworkServerControl logconnections off [-h hostname][-p portnumber] See the for more information about the derby.log file.