/*PGR-GNU*****************************************************************
File: kruskal.sql

Generated with Template by:
Copyright (c) 2016 pgRouting developers
Mail: project@pgrouting.org

Function's developer:
Copyright (c) 2018 Aditya Pratap Singh
Mail: adityapratap.singh28@gmail.com

------

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 ********************************************************************PGR-GNU*/

----------------
-- _pgr_kruskal
----------------

--v3.7
CREATE FUNCTION _pgr_kruskalv4(
  TEXT,     -- Edge sql
  ANYARRAY, -- tree root for traversal
  TEXT,     -- gn suffix
  BIGINT,   -- max depth
  FLOAT,    -- distance

  OUT seq BIGINT,
  OUT depth BIGINT,
  OUT start_vid BIGINT,
  OUT pred BIGINT,
  OUT node BIGINT,
  OUT edge BIGINT,
  OUT cost FLOAT,
  OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
'MODULE_PATHNAME'
LANGUAGE C VOLATILE STRICT;

COMMENT ON FUNCTION _pgr_kruskalv4(TEXT, ANYARRAY, TEXT, BIGINT, FLOAT)
IS 'pgRouting internal function';

--v3.0
CREATE FUNCTION _pgr_kruskal(
    TEXT,             -- Edge sql
    ANYARRAY,         -- tree root for traversal
    fn_suffix TEXT,
    max_depth BIGINT,
    distance FLOAT,

    OUT seq BIGINT,
    OUT depth BIGINT,
    OUT start_vid BIGINT,
    OUT node BIGINT,
    OUT edge BIGINT,
    OUT cost FLOAT,
    OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
'MODULE_PATHNAME'
LANGUAGE C VOLATILE STRICT;


-- COMMENTS


COMMENT ON FUNCTION _pgr_kruskal(TEXT, ANYARRAY, TEXT, BIGINT, FLOAT)
IS 'pgRouting internal function deprecated on v3.7.0';
