-- This file and its contents are licensed under the Apache License 2.0.
-- Please see the included NOTICE for copyright information and
-- LICENSE-APACHE for a copy of the license.

------------------------------------------------------------------------
-- Experimental DDL functions and APIs.
-- 
-- Users should not rely on these functions unless they accept that
-- they can change and/or be removed at any time.
------------------------------------------------------------------------

-- Block new chunk creation on a data node for a distributed
-- hypertable. NULL hypertable means it will block chunks for all
-- distributed hypertables
CREATE OR REPLACE FUNCTION timescaledb_experimental.block_new_chunks(data_node_name NAME, hypertable REGCLASS = NULL, force BOOLEAN = FALSE) RETURNS INTEGER
AS '@MODULE_PATHNAME@', 'ts_data_node_block_new_chunks' LANGUAGE C VOLATILE;

-- Allow chunk creation on a blocked data node for a distributed
-- hypertable. NULL hypertable means it will allow chunks for all
-- distributed hypertables
CREATE OR REPLACE FUNCTION timescaledb_experimental.allow_new_chunks(data_node_name NAME, hypertable REGCLASS = NULL) RETURNS INTEGER
AS '@MODULE_PATHNAME@', 'ts_data_node_allow_new_chunks' LANGUAGE C VOLATILE;

CREATE OR REPLACE FUNCTION timescaledb_experimental.refresh_continuous_aggregate(
    continuous_aggregate     REGCLASS,
    hypertable_chunk         REGCLASS
) RETURNS VOID AS '@MODULE_PATHNAME@', 'ts_continuous_agg_refresh_chunk' LANGUAGE C VOLATILE;