Hiroshi Inoue wrote:
>
> > - lmgr will remember command id when lock was acquired;
>
> Does this mean that many writing commands in a transaction
> require many command id-s to remember ?
Did you mean such cases:
begin;
...
update t set...;
...
update t set...;
...
end;
?
We'll remember command id for the first "update t" only
(i.e. for the first ROW EXCLUSIVE mode lock over table t).
Vadim