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Externalising persistence.xml properties in Glassfish?

Hi,   I've run into a little bit of a wall with regards to persistence.xml and externalising the URL for the database. You see I'm trying to create a 'server' and be able to have the datasource 'javax.persistence.jdbc.url' be supplied by the server. Currently, I'm doing all sorts of tricks

Master database switching to read-only mode, possibly caused by slave failure

how the slave communicates with the master to obtain it's updates? It seems to be some sort of RPC

Version 2.2.7 build 7/8 issue

Hi all, I have problems with builds 7 and 8 when trying to sort entities with mappedBy and my own method in query. This query "SELECT c FROM Customer c order by c.getNormalizedName()" returns List with null objects! With builds 6 and 5 works it correctly. Removing mappedBy from @OneToOne(mappedBy

Issue with DISTINCT Select

. sorting by the property of an embedded entity within a map etc.) Hrm not sure whether this is a bug