> On Mon, Apr 18, 2016 at 10:03 AM, 'Thomas Steinmaurer' t...@iblogmanager.com > [firebird-support] <firebird-support@yahoogroups.com> wrote: > >> > On Thu, 14 Apr 2016 12:28:41 +0200 (CEST), 'Thomas Steinmaurer' >> > t...@iblogmanager.com [firebird-support] <firebird-support@yahoogroups.com >> > >> > wrote: >> >> >> >> >> >> Yep. If one want to have some sort of client login/user available on >> >> the server-side, which might be totally different to the Firebird >> >> user used upon connect time, a common approach is to put that login >> >> name into a context variable via RDB$SET_CONTEXT(...) and query that >> >> in context of the connection with RDB$GET_CONTEXT(...). Needless to >> > > >> > Virgo Pärna wrote: > >> >> > Unless I'm misunderstanding it, it is not possible to read >> > context variable from another connection? >> >> No. There are two "namespaces" USER_SESSION and USER_TRANSACTION which >> also define the visibility of context variable values. >> >> Check out: >> http://www.firebirdsql.org/refdocs/langrefupd25-intfunc-set_context.html > > > Maybe I'm confused, but I think Virgo is asking about two different > connections using the same > user credentials, not a an application server with a single connection to > the database and multiple > connections from the client to the application. Different connections have > different USER_SESSION > namespaces even if they use the same user credentials, I think.
Context variables values are separated by physical connection/transaction and not credentials used at connect time. Regards, Thomas
