On Mon, Jan 18, 2016 at 01:15:28PM +0100, Seb Mel wrote:
> Hi list,
> today i got bitten by the issue that streaming replication does not replicate "hash" indices as those changes are not
writtento WAL. That fact is documented here:
> But i could not find that information anywhere else like:
> I suppose it would be very helpful to add it there, as the usual policy for "corrupt slave data" is to recreate the
slavefrom a base_backup which would make you into thinking that the issue was fixed.
> That is wrong though, as it will reappear after some time when the data in the table and the index diverge :)!
We issue a warning on hash index creation in 9.5:
Issue a warning during the creation of <link
linkend="indexes-types">hash</> indexes because they are not
crash-safe (Bruce Momjian)
Bruce Momjian <> http://momjian.us
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