64-bit hash function for hstore and citext data type

amul sul <sulamul@gmail.com>

From: amul sul <sulamul@gmail.com>

To: PostgreSQL-development <pgsql-hackers@postgresql.org>

Date: 2018-09-26T10:20:07Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Fix hstore hash function for empty hstores upgraded from 8.4.
- e5a6ae97effe 9.4.21 landed
- bcbb682786a3 10.7 landed
- 8087788f6ade 9.5.16 landed
- 239abfff12a4 9.6.12 landed
- 02e669c0f7dd 11.2 landed
- d5890f49da6a 12.0 landed
Add a 64-bit hash function for type hstore.
- eb6f29141bed 12.0 landed
Add a 64-bit hash function for type citext.
- 48c41fa97480 12.0 landed
Introduce 64-bit hash functions with a 64-bit seed.
- 81c5e46c490e 11.0 cited

Attachments

hstore-add-extended-hash-function-v1.patch (application/octet-stream) patch v1-0001
citext-add-extended-hash-function-v1.patch (application/octet-stream) patch v1

Hi all,

Commit[1] has added 64-bit hash functions for core data types and in the same
discussion thread[2] Robert Haas suggested to have the similar extended hash
function for hstore and citext data type. Attaching patch proposes the same.

Regards,
Amul

1] https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=81c5e46c490e2426db243eada186995da5bb0ba7
2] http://postgr.es/m/CA+Tgmoafx2yoJuhCQQOL5CocEi-w_uG4S2xT0EtgiJnPGcHW3g@mail.gmail.com