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-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use '''CREATE EXTENSION "pg_uuidv7"''' to load this file. \quit
-- 48 bits for ms since unix epoch (rollover in 10899), 74 bits of randomness
CREATE FUNCTION uuid_generate_v7()
RETURNS uuid
AS 'MODULE_PATHNAME', 'uuid_generate_v7'
VOLATILE STRICT LANGUAGE C PARALLEL SAFE;
-- extract the timestamp from a v7 uuid
CREATE FUNCTION uuid_v7_to_timestamptz(uuid)
RETURNS timestamptz
AS 'MODULE_PATHNAME', 'uuid_v7_to_timestamptz'
VOLATILE STRICT LANGUAGE C PARALLEL SAFE;
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