DROP FUNCTION IF EXISTS  @extschema@.add_retention_policy(REGCLASS, "any", BOOL, INTERVAL);
CREATE FUNCTION @extschema@.add_retention_policy(relation REGCLASS, drop_after "any", if_not_exists BOOL = false)
RETURNS INTEGER AS '@MODULE_PATHNAME@', 'ts_policy_retention_add' LANGUAGE C VOLATILE STRICT;

DROP FUNCTION IF EXISTS  @extschema@.add_compression_policy(REGCLASS, "any", BOOL, INTERVAL);
CREATE FUNCTION @extschema@.add_compression_policy(hypertable REGCLASS, compress_after "any", if_not_exists BOOL = false)
RETURNS INTEGER AS '@MODULE_PATHNAME@', 'ts_policy_compression_add' LANGUAGE C VOLATILE STRICT;