File: _ksp.sql

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

Copyright (c) 2015 Celia Virginia Vergara Castillo
vicky at erosion.dev

Copyright (c) 2023 Aniket Agarwal
aniketgarg187 at 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_ksp
---------------
---------------

--v4.0
CREATE FUNCTION _pgr_ksp_v4(
  TEXT,     -- edges
  ANYARRAY, -- start_vids
  ANYARRAY, -- end_vids
  INTEGER,  -- k

  BOOLEAN,  -- directed
  BOOLEAN,  -- heap_paths

  OUT seq INTEGER,
  OUT path_id INTEGER,
  OUT path_seq INTEGER,
  OUT start_vid BIGINT,
  OUT end_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
COST ${COST_HIGH} ROWS ${ROWS_HIGH};

--v4.0
CREATE FUNCTION _pgr_ksp_v4(
    TEXT,     -- edges
    TEXT,     -- combinations

    INTEGER,  -- k

    BOOLEAN,  -- directed
    BOOLEAN,  -- heap_paths

    OUT seq INTEGER,
    OUT path_id INTEGER,
    OUT path_seq INTEGER,
    OUT start_vid BIGINT,
    OUT end_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
COST ${COST_HIGH} ROWS ${ROWS_HIGH};

COMMENT ON FUNCTION _pgr_ksp_v4(TEXT, ANYARRAY, ANYARRAY, INTEGER, BOOLEAN, BOOLEAN)
IS 'pgRouting internal function';

COMMENT ON FUNCTION _pgr_ksp_v4(TEXT, TEXT, INTEGER, BOOLEAN, BOOLEAN)
IS 'pgRouting internal function';