Subject: |
Re: Lock sets for read access |
From: |
[email protected] (Marty Kraimer) |
Date: |
Wed, 30 Nov 1994 13:03:36 -0600 |
> From [email protected] Wed Nov 30 12:37 CST 1994
> Date: Wed, 30 Nov 94 12:36:37 CST
> From: [email protected] (Tim Mooney)
> To: [email protected], [email protected]
> Subject: Re: Lock sets for read access
> Content-Type> : > text>
> Content-Length: 633
>
> re...
>
> > From [email protected] Tue Nov 22 17:53:05 1994
> >
> > > From [email protected] Tue Nov 22 08:35 CST 1994
> ...
> > > So, my thoughts are:
> > > 1) Do lock sets inhibit read access as well as write and process access?
> >
> > Starting with 3.12 reads from outside the database, i.e. from channel access,
> > lock. Previously this was not true. Note however that each individual read
> > locks. Thus if you have a series of ca_gets you will not get what you want.
>
> Could you clarify that? If a read is attempted while a record is locked
> because a member of its lock set is processing, does the read pend until
> the lock goes away?
>
> Tim Mooney
>
Yes the read does pend
Marty Kraimer
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