| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Jim Nasby <Jim(dot)Nasby(at)BlueTreble(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, happy times <guangzhouzhang(at)qq(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, "funnyxj(dot)fxj" <funnyxj(dot)fxj(at)alibaba-inc(dot)com>, "dingqi(dot)lxb" <dingqi(dot)lxb(at)taobao(dot)com> |
| Subject: | Re: restrict global access to be readonly |
| Date: | 2015-02-15 16:24:48 |
| Message-ID: | 20150215162448.GD15326@awork2.anarazel.de |
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| Lists: | pgsql-hackers |
On 2015-02-14 17:28:38 -0600, Jim Nasby wrote:
> Throw an error in AssignTransactionId/GetNewTransactionId? I see 4 calls to
> Get*TransactionId in logical replication, though arguably if we're fixing
> that we should look at doing something special for Slony and the
> likes.
I don't think there are any xid assignments in the logical decoding
code. There's a couple error checks erroring out if an xid has been
assigned, but those use GetTopTransactionIdIfAny(), i.e. don't assign an
id.
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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