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postgres/contrib/old_snapshot/old_snapshot--1.0.sql

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/* contrib/old_snapshot/old_snapshot--1.0.sql */
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "CREATE EXTENSION old_snapshot" to load this file. \quit
-- Show visibility map and page-level visibility information for each block.
CREATE FUNCTION pg_old_snapshot_time_mapping(array_offset OUT int4,
end_timestamp OUT timestamptz,
newest_xmin OUT xid)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'pg_old_snapshot_time_mapping'
LANGUAGE C STRICT;
-- XXX. Do we want REVOKE commands here?