Excerpts from Daniel Scott's message of lun may 10 13:20:06 -0400 2010:
> Says "The value PRECEDING and value FOLLOWING cases are currently only
> allowed in ROWS mode."
>
> However, I have found this post:
>
> http://archives.postgresql.org/message-id/e08cc0400912310149me7150cek3c9aa92e4d396ac3@mail.gmail.com
>
> Which appears to provide a patch supporting: "- allow all of RANGE
> BETWEEN <value> PRECEDING/FOLLOWING AND <value>
> PRECEDING/FOLLOWING". However, I cannot find any further information
> related to this feature.
It was ripped out of the patch before commit because the implementation was not
acceptable.
> Can anyone confirm whether or not this feature will be available in
> PostgreSQL 9.0?
No.
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