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/*PGR-GNU***************************************************************** File: _randomSpanningTree.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_randomSpanTree ----------------------- CREATE OR REPLACE 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; -- COMMENTS COMMENT ON FUNCTION _pgr_randomSpanTree(TEXT, BIGINT, BOOLEAN, BOOLEAN) IS 'pgRouting internal function';