1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
/*PGR-GNU*****************************************************************
Copyright (c) 2020 pgRouting developers
Mail: project@pgrouting.org
Copyright (c) 2020 Celia Virginia Vergara Castillo
mail: vicky_vergara@hotmail.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*/
-- ONE to MANY
--v3.2
CREATE FUNCTION pgr_dijkstraNearCost(
TEXT, -- edges_sql (required)
BIGINT, -- from_vid (required)
ANYARRAY, -- to_vids (required)
directed BOOLEAN DEFAULT true,
cap BIGINT DEFAULT 1,
OUT start_vid BIGINT,
OUT end_vid BIGINT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT start_vid, end_vid, agg_cost
FROM _pgr_dijkstra_v4(_pgr_get_statement($1), ARRAY[$2]::BIGINT[], $3::BIGINT[], directed, true, true, cap, true);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_LOW};
-- MANY to ONE
--v3.2
CREATE FUNCTION pgr_dijkstraNearCost(
TEXT, -- edges_sql (required)
ANYARRAY, -- from_vids (required)
BIGINT, -- to_vid (required)
directed BOOLEAN DEFAULT true,
cap BIGINT DEFAULT 1,
OUT start_vid BIGINT,
OUT end_vid BIGINT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT start_vid, end_vid, agg_cost
FROM _pgr_dijkstra_v4(_pgr_get_statement($1), $2::BIGINT[], ARRAY[$3]::BIGINT[], directed, true, false, cap, true);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_LOW};
-- MANY to MANY
--v3.2
CREATE FUNCTION pgr_dijkstraNearCost(
TEXT, -- edges_sql (required)
ANYARRAY, -- from_vids (required)
ANYARRAY, -- to_vids (required)
directed BOOLEAN DEFAULT true,
cap BIGINT DEFAULT 1,
global BOOLEAN DEFAULT true,
OUT start_vid BIGINT,
OUT end_vid BIGINT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT start_vid, end_vid, agg_cost
FROM _pgr_dijkstra_v4(_pgr_get_statement($1), $2::BIGINT[], $3::BIGINT[], directed, true, true, cap, global);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_LOW};
-- Combinations
--v3.2
CREATE FUNCTION pgr_dijkstraNearCost(
TEXT, -- edges_sql (required)
TEXT, -- combinations_sql (required)
directed BOOLEAN DEFAULT true,
cap BIGINT DEFAULT 1,
global BOOLEAN DEFAULT true,
OUT start_vid BIGINT,
OUT end_vid BIGINT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT start_vid, end_vid, agg_cost
FROM _pgr_dijkstra_v4(_pgr_get_statement($1), _pgr_get_statement($2), directed, true, cap, global);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_LOW};
COMMENT ON FUNCTION pgr_dijkstraNearCost(TEXT, BIGINT, ANYARRAY, BOOLEAN, BIGINT)
IS 'pgr_dijkstraNearCost(One to Many)
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- From vertex identifier
- To ARRAY[vertices identifiers]
- Optional Parameters
- directed => true
- cap => 1 (nth found)
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_dijkstraNearCost.html
';
COMMENT ON FUNCTION pgr_dijkstraNearCost(TEXT, ANYARRAY, BIGINT, BOOLEAN, BIGINT)
IS 'pgr_dijkstraNearCost(Many to One)
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- From ARRAY[vertices identifiers]
- To vertex identifier
- Optional Parameters
- directed => true
- cap => 1 (nth found)
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_dijkstraNearCost.html
';
COMMENT ON FUNCTION pgr_dijkstraNearCost(TEXT, ANYARRAY, ANYARRAY, BOOLEAN, BIGINT, BOOLEAN)
IS 'pgr_dijkstraNearCost(Many to Many)
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- From ARRAY[vertices identifiers]
- To ARRAY[vertices identifiers]
- Optional Parameters
- directed => true
- cap => 1 (nth found)
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_dijkstraNearCost.html
';
COMMENT ON FUNCTION pgr_dijkstraNearCost(TEXT, TEXT, BOOLEAN, BIGINT, BOOLEAN)
IS 'pgr_dijkstraNearCost(Combinations)
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Combinations SQL with columns: source, target
- Optional Parameters
- directed => true
- cap => 1 (nth found)
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_dijkstraNearCost.html
';
|
