pgrouting/sql/spanningTree/_randomSpanTree.sql at develop · KC1706/pgrouting · GitHub

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

File: _randomSpanningTree.sql

Generated with Template by:

Mail: project@pgrouting.org

Function's developer:

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_randomSpanTree

-----------------------

--v3.0

CREATE FUNCTION _pgr_randomSpanTree(

TEXT, -- Edge sql

BIGINT, -- Root

BOOLEAN, -- directed

BOOLEAN, -- use_component

OUT seq BIGINT, -- Seq

OUT root_vertex BIGINT, -- Root_vetex

OUT edge BIGINT, -- Edge linked to that node

OUT cost FLOAT, -- Cost of edge

OUT tree_cost FLOAT) -- Spanning tree cost

RETURNS SETOF RECORD AS

'MODULE_PATHNAME'

LANGUAGE C VOLATILE STRICT

COST ${COST_HIGH} ROWS ${ROWS_HIGH};

COMMENT ON FUNCTION _pgr_randomSpanTree(TEXT, BIGINT, BOOLEAN, BOOLEAN)

IS 'pgRouting internal function';

pgrouting/sql/spanningTree/_randomSpanTree.sql at develop · KC1706/pgrouting · GitHub

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