Re: [HACKERS] [OSSTEST PATCH 0/1] PostgreSQL db: Retry on constraint violation

On Mon, Dec 12, 2016 at 12:32 PM, Kevin Grittner <kgrittn@gmail.com> wrote:

> As you can see, this generated a serialization failure.

That was on 9.6.  On earlier versions it does indeed allow the
transaction on connection 2 to commit, yielding a non-serializable
result.  This makes a pretty strong case for back-patching this
commit:

https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=fcff8a575198478023ada8a48e13b50f70054766

--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company