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windofwind
/ UUID_v7_for_Postgres.sql
Created
November 2, 2023 05:00
— forked from joaocc/UUID_v7_for_Postgres.sql
Postgres PL/pgSQL function for UUID v7 and a bonus custom UUID v8 to support microsecond precision as well. Read more here: https://datatracker.ietf.org/doc/draft-peabody-dispatch-new-uuid-format/
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| -- Based off IETF draft, https://datatracker.ietf.org/doc/draft-peabody-dispatch-new-uuid-format/ | |
| create or replace function uuid_generate_v7() | |
| returns uuid | |
| as $$ | |
| declare | |
| unix_ts_ms bytea; | |
| uuid_bytes bytea; | |
| begin | |
| unix_ts_ms = substring(int8send(floor(extract(epoch from clock_timestamp()) * 1000)::bigint) from 3); |
windofwind
/ gist:5135cf54797379c2391b
Last active
August 29, 2015 14:14
— forked from neoneo40/gist:b327465983ab067d0904