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/*PGR-GNU*****************************************************************
Copyright (c) 2021 pgRouting developers
Mail: project@pgrouting.org
Copyright (c) 2022 Vicky Vergara
- Complete rewrite of one to one
- New: one to many, many to one, many to many, combinations
------
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*/
-- ONE to ONE
--v3.4
CREATE FUNCTION pgr_trsp(
TEXT, -- Edges SQL
TEXT, -- Restrictions SQL
BIGINT, -- departure
BIGINT, -- destination
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT * FROM _v4trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
ARRAY[$3]::BIGINT[],
ARRAY[$4]::BIGINT[],
directed) AS a;
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- ONE to MANY
--v3.4
CREATE FUNCTION pgr_trsp(
TEXT, -- Edges SQL
TEXT, -- Restrictions SQL
BIGINT, -- departure
ANYARRAY, -- destinations
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT * FROM _v4trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
ARRAY[$3]::BIGINT[],
$4::BIGINT[],
directed) AS a;
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- MANY to ONE
--v3.4
CREATE FUNCTION pgr_trsp(
TEXT, -- Edges SQL
TEXT, -- Restrictions SQL
ANYARRAY, -- departures
BIGINT, -- destination
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT * FROM _v4trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
$3::BIGINT[],
ARRAY[$4]::BIGINT[],
$5) AS a;
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- MANY to MANY
--v3.4
CREATE FUNCTION pgr_trsp(
TEXT, -- Edges SQL
TEXT, -- Restrictions SQL
ANYARRAY, -- departures
ANYARRAY, -- destinations
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT * FROM _v4trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
$3::BIGINT[],
$4::BIGINT[],
$5) AS a;
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- COMBINATIONS
--v3.4
CREATE FUNCTION pgr_trsp(
TEXT, -- Edges SQL
TEXT, -- Restrictions SQL
TEXT, -- Combinations SQL
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT * FROM _v4trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
_pgr_get_statement($3),
$4) AS a;
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- COMMENTS
COMMENT ON FUNCTION pgr_trsp(TEXT, TEXT, BIGINT, BIGINT, BOOLEAN)
IS 'pgr_trsp(one to one)
- PROPOSED
- Parameters
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Restrictions SQL with columns: cost, path
- Departure vertex identifier
- Destination vertex identifier
- Optional parameters
- directed
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_trsp.html
';
COMMENT ON FUNCTION pgr_trsp(TEXT, TEXT, BIGINT, ANYARRAY, BOOLEAN)
IS 'pgr_trsp(one to many)
- PROPOSED
- Parameters
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Restrictions SQL with columns: cost, path
- Departure vertex identifier
- Destinations ARRAY[vertices identifier]
- Optional parameters
- directed := true
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_trsp.html
';
COMMENT ON FUNCTION pgr_trsp(TEXT, TEXT, ANYARRAY, BIGINT, BOOLEAN)
IS 'pgr_trsp(many to one)
- PROPOSED
- Parameters
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Restrictions SQL with columns: cost, path
- Departures ARRAY[vertices identifier]
- Destination vertex identifier
- Optional parameters
- directed := true
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_trsp.html
';
COMMENT ON FUNCTION pgr_trsp(TEXT, TEXT, ANYARRAY, ANYARRAY, BOOLEAN)
IS 'pgr_trsp(many to many)
- PROPOSED
- Parameters
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Restrictions SQL with columns: cost, path
- Departures ARRAY[vertices identifier]
- Destinations ARRAY[vertices identifier]
- Optional parameters
- directed := true
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_trsp.html
';
COMMENT ON FUNCTION pgr_trsp(TEXT, TEXT, TEXT, BOOLEAN)
IS 'pgr_trsp(combinations)
- PROPOSED
- Parameters
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Restrictions SQL with columns: cost, path
- Combinations SQL with columns: source, target
- Optional parameters
- directed := true
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_trsp.html
';
-- ONE to ONE
--v2.6
CREATE FUNCTION _pgr_trsp(
TEXT, -- edges_sql
TEXT, -- restrictions_sql
BIGINT, -- start_vid
BIGINT, -- end_vid
directed BOOLEAN DEFAULT true,
OUT seq INTEGER,
OUT path_seq INTEGER,
OUT node BIGINT,
OUT edge BIGINT,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT a.seq, a.path_seq, a.node, a.edge, a.cost, a.agg_cost
FROM _trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
ARRAY[$3]::BIGINT[],
ARRAY[$4]::BIGINT[],
directed) AS a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST 100
ROWS 1000;
-- ONE to MANY
--v2.6
CREATE FUNCTION _pgr_trsp(
TEXT, -- edges_sql
TEXT, -- restrictions_sql
BIGINT, -- start_vid
ANYARRAY, -- end_vids
directed BOOLEAN DEFAULT true,
OUT seq INTEGER,
OUT path_seq INTEGER,
OUT end_vid BIGINT,
OUT node BIGINT,
OUT edge BIGINT,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT a.seq, a.path_seq, a.end_vid, a.node, a.edge, a.cost, a.agg_cost
FROM _trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
ARRAY[$3]::BIGINT[],
$4::bigint[],
directed) AS a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST 100
ROWS 1000;
-- MANY to ONE
--v2.6
CREATE FUNCTION _pgr_trsp(
TEXT, -- edges_sql
TEXT, -- restrictions_sql
ANYARRAY, -- start_vids
BIGINT, -- end_vid
directed BOOLEAN DEFAULT true,
OUT seq INTEGER,
OUT path_seq INTEGER,
OUT start_vid BIGINT,
OUT node BIGINT,
OUT edge BIGINT,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT a.seq, a.path_seq, a.start_vid, a.node, a.edge, a.cost, a.agg_cost
FROM _trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
$3::bigint[],
ARRAY[$4]::BIGINT[],
$5) AS a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST 100
ROWS 1000;
-- MANY to MANY
--v2.6
CREATE FUNCTION _pgr_trsp(
TEXT, -- edges_sql
TEXT, -- restrictions_sql
ANYARRAY, -- start_vids
ANYARRAY, -- end_vids
directed BOOLEAN DEFAULT true,
OUT seq 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
$BODY$
SELECT a.seq, a.path_seq, a.start_vid, a.end_vid, a.node, a.edge, a.cost, a.agg_cost
FROM _trsp(
_pgr_get_statement($1),
_pgr_get_statement($2),
$3::bigint[],
$4::bigint[],
$5) AS a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST 100
ROWS 1000;
-- COMMENTS
COMMENT ON FUNCTION _pgr_trsp(TEXT, TEXT, BIGINT, BIGINT, BOOLEAN) IS 'pgRouting internal function';
COMMENT ON FUNCTION _pgr_trsp(TEXT, TEXT, BIGINT, ANYARRAY, BOOLEAN) IS 'pgRouting internal function';
COMMENT ON FUNCTION _pgr_trsp(TEXT, TEXT, ANYARRAY, BIGINT, BOOLEAN) IS 'pgRouting internal function';
COMMENT ON FUNCTION _pgr_trsp(TEXT, TEXT, ANYARRAY, ANYARRAY, BOOLEAN) IS 'pgRouting internal function';
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