Re: timeout implementation issues - Mailing list pgsql-hackers

From Tom Lane
Subject Re: timeout implementation issues
Date
Msg-id 20900.1018278511@sss.pgh.pa.us
Whole thread Raw
In response to Re: timeout implementation issues  (Jan Wieck <janwieck@yahoo.com>)
Responses Re: timeout implementation issues  (Jan Wieck <janwieck@yahoo.com>)
List pgsql-hackers
Jan Wieck <janwieck@yahoo.com> writes:
>     Is an invalid search path really that critical (read security
>     issue)?

It's not a security issue (unless the OID counter wraps around soon
enough to let someone else get assigned the same OID for a namespace).
But it could be pretty annoying anyway, because the front element of
the search path is also the default creation target namespace.  You
could create a bunch of tables and then be unable to access them later
for lack of a way to name them.

I'm not really excited about establishing positive interlocks across
backends to prevent DROPping a namespace that someone else has in their
search path ... but I do want to handle the simple local-effect cases,
like rollback of creation of a namespace.
        regards, tom lane


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