pgLatLon
view latlon--0.3.sql @ 13:4489b4d7d9c8
Updated manual installation instructions in README files to match version 0.3
| author | jbe |
|---|---|
| date | Fri Sep 02 14:31:58 2016 +0200 (2016-09-02) |
| parents | 684a78d2f9f0 |
| children |
line source
2 ----------------------------------------
3 -- forward declarations (shell types) --
4 ----------------------------------------
6 CREATE TYPE epoint;
7 CREATE TYPE ebox;
8 CREATE TYPE ecircle;
9 CREATE TYPE ecluster;
12 ------------------------------------------------------------
13 -- dummy input/output functions for dummy index key types --
14 ------------------------------------------------------------
16 CREATE FUNCTION ekey_point_in_dummy(cstring)
17 RETURNS ekey_point
18 LANGUAGE C IMMUTABLE STRICT
19 AS '$libdir/latlon-v0003', 'pgl_notimpl';
21 CREATE FUNCTION ekey_point_out_dummy(ekey_point)
22 RETURNS cstring
23 LANGUAGE C IMMUTABLE STRICT
24 AS '$libdir/latlon-v0003', 'pgl_notimpl';
26 CREATE FUNCTION ekey_area_in_dummy(cstring)
27 RETURNS ekey_area
28 LANGUAGE C IMMUTABLE STRICT
29 AS '$libdir/latlon-v0003', 'pgl_notimpl';
31 CREATE FUNCTION ekey_area_out_dummy(ekey_area)
32 RETURNS cstring
33 LANGUAGE C IMMUTABLE STRICT
34 AS '$libdir/latlon-v0003', 'pgl_notimpl';
37 --------------------------
38 -- text input functions --
39 --------------------------
41 CREATE FUNCTION epoint_in(cstring)
42 RETURNS epoint
43 LANGUAGE C IMMUTABLE STRICT
44 AS '$libdir/latlon-v0003', 'pgl_epoint_in';
46 CREATE FUNCTION ebox_in(cstring)
47 RETURNS ebox
48 LANGUAGE C IMMUTABLE STRICT
49 AS '$libdir/latlon-v0003', 'pgl_ebox_in';
51 CREATE FUNCTION ecircle_in(cstring)
52 RETURNS ecircle
53 LANGUAGE C IMMUTABLE STRICT
54 AS '$libdir/latlon-v0003', 'pgl_ecircle_in';
56 CREATE FUNCTION ecluster_in(cstring)
57 RETURNS ecluster
58 LANGUAGE C IMMUTABLE STRICT
59 AS '$libdir/latlon-v0003', 'pgl_ecluster_in';
62 ---------------------------
63 -- text output functions --
64 ---------------------------
66 CREATE FUNCTION epoint_out(epoint)
67 RETURNS cstring
68 LANGUAGE C IMMUTABLE STRICT
69 AS '$libdir/latlon-v0003', 'pgl_epoint_out';
71 CREATE FUNCTION ebox_out(ebox)
72 RETURNS cstring
73 LANGUAGE C IMMUTABLE STRICT
74 AS '$libdir/latlon-v0003', 'pgl_ebox_out';
76 CREATE FUNCTION ecircle_out(ecircle)
77 RETURNS cstring
78 LANGUAGE C IMMUTABLE STRICT
79 AS '$libdir/latlon-v0003', 'pgl_ecircle_out';
81 CREATE FUNCTION ecluster_out(ecluster)
82 RETURNS cstring
83 LANGUAGE C IMMUTABLE STRICT
84 AS '$libdir/latlon-v0003', 'pgl_ecluster_out';
87 --------------------------
88 -- binary I/O functions --
89 --------------------------
91 CREATE FUNCTION epoint_recv(internal)
92 RETURNS epoint
93 LANGUAGE C IMMUTABLE STRICT
94 AS '$libdir/latlon-v0003', 'pgl_epoint_recv';
96 CREATE FUNCTION ebox_recv(internal)
97 RETURNS ebox
98 LANGUAGE C IMMUTABLE STRICT
99 AS '$libdir/latlon-v0003', 'pgl_ebox_recv';
101 CREATE FUNCTION ecircle_recv(internal)
102 RETURNS ecircle
103 LANGUAGE C IMMUTABLE STRICT
104 AS '$libdir/latlon-v0003', 'pgl_ecircle_recv';
106 CREATE FUNCTION epoint_send(epoint)
107 RETURNS bytea
108 LANGUAGE C IMMUTABLE STRICT
109 AS '$libdir/latlon-v0003', 'pgl_epoint_send';
111 CREATE FUNCTION ebox_send(ebox)
112 RETURNS bytea
113 LANGUAGE C IMMUTABLE STRICT
114 AS '$libdir/latlon-v0003', 'pgl_ebox_send';
116 CREATE FUNCTION ecircle_send(ecircle)
117 RETURNS bytea
118 LANGUAGE C IMMUTABLE STRICT
119 AS '$libdir/latlon-v0003', 'pgl_ecircle_send';
122 -----------------------------------------------
123 -- type definitions of dummy index key types --
124 -----------------------------------------------
126 CREATE TYPE ekey_point (
127 internallength = 8,
128 input = ekey_point_in_dummy,
129 output = ekey_point_out_dummy,
130 alignment = char );
132 CREATE TYPE ekey_area (
133 internallength = 9,
134 input = ekey_area_in_dummy,
135 output = ekey_area_out_dummy,
136 alignment = char );
139 ------------------------------------------
140 -- definitions of geographic data types --
141 ------------------------------------------
143 CREATE TYPE epoint (
144 internallength = 16,
145 input = epoint_in,
146 output = epoint_out,
147 receive = epoint_recv,
148 send = epoint_send,
149 alignment = double );
151 CREATE TYPE ebox (
152 internallength = 32,
153 input = ebox_in,
154 output = ebox_out,
155 receive = ebox_recv,
156 send = ebox_send,
157 alignment = double );
159 CREATE TYPE ecircle (
160 internallength = 24,
161 input = ecircle_in,
162 output = ecircle_out,
163 receive = ecircle_recv,
164 send = ecircle_send,
165 alignment = double );
167 CREATE TYPE ecluster (
168 internallength = VARIABLE,
169 input = ecluster_in,
170 output = ecluster_out,
171 alignment = double,
172 storage = external );
175 --------------------
176 -- B-tree support --
177 --------------------
179 -- begin of B-tree support for epoint
181 CREATE FUNCTION epoint_btree_lt(epoint, epoint)
182 RETURNS boolean
183 LANGUAGE C IMMUTABLE STRICT
184 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_lt';
186 CREATE FUNCTION epoint_btree_le(epoint, epoint)
187 RETURNS boolean
188 LANGUAGE C IMMUTABLE STRICT
189 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_le';
191 CREATE FUNCTION epoint_btree_eq(epoint, epoint)
192 RETURNS boolean
193 LANGUAGE C IMMUTABLE STRICT
194 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_eq';
196 CREATE FUNCTION epoint_btree_ne(epoint, epoint)
197 RETURNS boolean
198 LANGUAGE C IMMUTABLE STRICT
199 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_ne';
201 CREATE FUNCTION epoint_btree_ge(epoint, epoint)
202 RETURNS boolean
203 LANGUAGE C IMMUTABLE STRICT
204 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_ge';
206 CREATE FUNCTION epoint_btree_gt(epoint, epoint)
207 RETURNS boolean
208 LANGUAGE C IMMUTABLE STRICT
209 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_gt';
211 CREATE OPERATOR <<< (
212 leftarg = epoint,
213 rightarg = epoint,
214 procedure = epoint_btree_lt,
215 commutator = >>>,
216 negator = >>>=,
217 restrict = scalarltsel,
218 join = scalarltjoinsel
219 );
221 CREATE OPERATOR <<<= (
222 leftarg = epoint,
223 rightarg = epoint,
224 procedure = epoint_btree_le,
225 commutator = >>>=,
226 negator = >>>,
227 restrict = scalarltsel,
228 join = scalarltjoinsel
229 );
231 CREATE OPERATOR = (
232 leftarg = epoint,
233 rightarg = epoint,
234 procedure = epoint_btree_eq,
235 commutator = =,
236 negator = <>,
237 restrict = eqsel,
238 join = eqjoinsel,
239 merges
240 );
242 CREATE OPERATOR <> (
243 leftarg = epoint,
244 rightarg = epoint,
245 procedure = epoint_btree_eq,
246 commutator = <>,
247 negator = =,
248 restrict = neqsel,
249 join = neqjoinsel
250 );
252 CREATE OPERATOR >>>= (
253 leftarg = epoint,
254 rightarg = epoint,
255 procedure = epoint_btree_ge,
256 commutator = <<<=,
257 negator = <<<,
258 restrict = scalargtsel,
259 join = scalargtjoinsel
260 );
262 CREATE OPERATOR >>> (
263 leftarg = epoint,
264 rightarg = epoint,
265 procedure = epoint_btree_gt,
266 commutator = <<<,
267 negator = <<<=,
268 restrict = scalargtsel,
269 join = scalargtjoinsel
270 );
272 CREATE FUNCTION epoint_btree_cmp(epoint, epoint)
273 RETURNS int4
274 LANGUAGE C IMMUTABLE STRICT
275 AS '$libdir/latlon-v0003', 'pgl_btree_epoint_cmp';
277 CREATE OPERATOR CLASS epoint_btree_ops
278 DEFAULT FOR TYPE epoint USING btree AS
279 OPERATOR 1 <<< ,
280 OPERATOR 2 <<<= ,
281 OPERATOR 3 = ,
282 OPERATOR 4 >>>= ,
283 OPERATOR 5 >>> ,
284 FUNCTION 1 epoint_btree_cmp(epoint, epoint);
286 -- end of B-tree support for epoint
288 -- begin of B-tree support for ebox
290 CREATE FUNCTION ebox_btree_lt(ebox, ebox)
291 RETURNS boolean
292 LANGUAGE C IMMUTABLE STRICT
293 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_lt';
295 CREATE FUNCTION ebox_btree_le(ebox, ebox)
296 RETURNS boolean
297 LANGUAGE C IMMUTABLE STRICT
298 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_le';
300 CREATE FUNCTION ebox_btree_eq(ebox, ebox)
301 RETURNS boolean
302 LANGUAGE C IMMUTABLE STRICT
303 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_eq';
305 CREATE FUNCTION ebox_btree_ne(ebox, ebox)
306 RETURNS boolean
307 LANGUAGE C IMMUTABLE STRICT
308 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_ne';
310 CREATE FUNCTION ebox_btree_ge(ebox, ebox)
311 RETURNS boolean
312 LANGUAGE C IMMUTABLE STRICT
313 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_ge';
315 CREATE FUNCTION ebox_btree_gt(ebox, ebox)
316 RETURNS boolean
317 LANGUAGE C IMMUTABLE STRICT
318 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_gt';
320 CREATE OPERATOR <<< (
321 leftarg = ebox,
322 rightarg = ebox,
323 procedure = ebox_btree_lt,
324 commutator = >>>,
325 negator = >>>=,
326 restrict = scalarltsel,
327 join = scalarltjoinsel
328 );
330 CREATE OPERATOR <<<= (
331 leftarg = ebox,
332 rightarg = ebox,
333 procedure = ebox_btree_le,
334 commutator = >>>=,
335 negator = >>>,
336 restrict = scalarltsel,
337 join = scalarltjoinsel
338 );
340 CREATE OPERATOR = (
341 leftarg = ebox,
342 rightarg = ebox,
343 procedure = ebox_btree_eq,
344 commutator = =,
345 negator = <>,
346 restrict = eqsel,
347 join = eqjoinsel,
348 merges
349 );
351 CREATE OPERATOR <> (
352 leftarg = ebox,
353 rightarg = ebox,
354 procedure = ebox_btree_eq,
355 commutator = <>,
356 negator = =,
357 restrict = neqsel,
358 join = neqjoinsel
359 );
361 CREATE OPERATOR >>>= (
362 leftarg = ebox,
363 rightarg = ebox,
364 procedure = ebox_btree_ge,
365 commutator = <<<=,
366 negator = <<<,
367 restrict = scalargtsel,
368 join = scalargtjoinsel
369 );
371 CREATE OPERATOR >>> (
372 leftarg = ebox,
373 rightarg = ebox,
374 procedure = ebox_btree_gt,
375 commutator = <<<,
376 negator = <<<=,
377 restrict = scalargtsel,
378 join = scalargtjoinsel
379 );
381 CREATE FUNCTION ebox_btree_cmp(ebox, ebox)
382 RETURNS int4
383 LANGUAGE C IMMUTABLE STRICT
384 AS '$libdir/latlon-v0003', 'pgl_btree_ebox_cmp';
386 CREATE OPERATOR CLASS ebox_btree_ops
387 DEFAULT FOR TYPE ebox USING btree AS
388 OPERATOR 1 <<< ,
389 OPERATOR 2 <<<= ,
390 OPERATOR 3 = ,
391 OPERATOR 4 >>>= ,
392 OPERATOR 5 >>> ,
393 FUNCTION 1 ebox_btree_cmp(ebox, ebox);
395 -- end of B-tree support for ebox
397 -- begin of B-tree support for ecircle
399 CREATE FUNCTION ecircle_btree_lt(ecircle, ecircle)
400 RETURNS boolean
401 LANGUAGE C IMMUTABLE STRICT
402 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_lt';
404 CREATE FUNCTION ecircle_btree_le(ecircle, ecircle)
405 RETURNS boolean
406 LANGUAGE C IMMUTABLE STRICT
407 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_le';
409 CREATE FUNCTION ecircle_btree_eq(ecircle, ecircle)
410 RETURNS boolean
411 LANGUAGE C IMMUTABLE STRICT
412 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_eq';
414 CREATE FUNCTION ecircle_btree_ne(ecircle, ecircle)
415 RETURNS boolean
416 LANGUAGE C IMMUTABLE STRICT
417 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_ne';
419 CREATE FUNCTION ecircle_btree_ge(ecircle, ecircle)
420 RETURNS boolean
421 LANGUAGE C IMMUTABLE STRICT
422 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_ge';
424 CREATE FUNCTION ecircle_btree_gt(ecircle, ecircle)
425 RETURNS boolean
426 LANGUAGE C IMMUTABLE STRICT
427 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_gt';
429 CREATE OPERATOR <<< (
430 leftarg = ecircle,
431 rightarg = ecircle,
432 procedure = ecircle_btree_lt,
433 commutator = >>>,
434 negator = >>>=,
435 restrict = scalarltsel,
436 join = scalarltjoinsel
437 );
439 CREATE OPERATOR <<<= (
440 leftarg = ecircle,
441 rightarg = ecircle,
442 procedure = ecircle_btree_le,
443 commutator = >>>=,
444 negator = >>>,
445 restrict = scalarltsel,
446 join = scalarltjoinsel
447 );
449 CREATE OPERATOR = (
450 leftarg = ecircle,
451 rightarg = ecircle,
452 procedure = ecircle_btree_eq,
453 commutator = =,
454 negator = <>,
455 restrict = eqsel,
456 join = eqjoinsel,
457 merges
458 );
460 CREATE OPERATOR <> (
461 leftarg = ecircle,
462 rightarg = ecircle,
463 procedure = ecircle_btree_eq,
464 commutator = <>,
465 negator = =,
466 restrict = neqsel,
467 join = neqjoinsel
468 );
470 CREATE OPERATOR >>>= (
471 leftarg = ecircle,
472 rightarg = ecircle,
473 procedure = ecircle_btree_ge,
474 commutator = <<<=,
475 negator = <<<,
476 restrict = scalargtsel,
477 join = scalargtjoinsel
478 );
480 CREATE OPERATOR >>> (
481 leftarg = ecircle,
482 rightarg = ecircle,
483 procedure = ecircle_btree_gt,
484 commutator = <<<,
485 negator = <<<=,
486 restrict = scalargtsel,
487 join = scalargtjoinsel
488 );
490 CREATE FUNCTION ecircle_btree_cmp(ecircle, ecircle)
491 RETURNS int4
492 LANGUAGE C IMMUTABLE STRICT
493 AS '$libdir/latlon-v0003', 'pgl_btree_ecircle_cmp';
495 CREATE OPERATOR CLASS ecircle_btree_ops
496 DEFAULT FOR TYPE ecircle USING btree AS
497 OPERATOR 1 <<< ,
498 OPERATOR 2 <<<= ,
499 OPERATOR 3 = ,
500 OPERATOR 4 >>>= ,
501 OPERATOR 5 >>> ,
502 FUNCTION 1 ecircle_btree_cmp(ecircle, ecircle);
504 -- end of B-tree support for ecircle
507 ----------------
508 -- type casts --
509 ----------------
511 CREATE FUNCTION cast_epoint_to_ebox(epoint)
512 RETURNS ebox
513 LANGUAGE C IMMUTABLE STRICT
514 AS '$libdir/latlon-v0003', 'pgl_epoint_to_ebox';
516 CREATE CAST (epoint AS ebox) WITH FUNCTION cast_epoint_to_ebox(epoint);
518 CREATE FUNCTION cast_epoint_to_ecircle(epoint)
519 RETURNS ecircle
520 LANGUAGE C IMMUTABLE STRICT
521 AS '$libdir/latlon-v0003', 'pgl_epoint_to_ecircle';
523 CREATE CAST (epoint AS ecircle) WITH FUNCTION cast_epoint_to_ecircle(epoint);
525 CREATE FUNCTION cast_epoint_to_ecluster(epoint)
526 RETURNS ecluster
527 LANGUAGE C IMMUTABLE STRICT
528 AS '$libdir/latlon-v0003', 'pgl_epoint_to_ecluster';
530 CREATE CAST (epoint AS ecluster) WITH FUNCTION cast_epoint_to_ecluster(epoint);
532 CREATE FUNCTION cast_ebox_to_ecluster(ebox)
533 RETURNS ecluster
534 LANGUAGE C IMMUTABLE STRICT
535 AS '$libdir/latlon-v0003', 'pgl_ebox_to_ecluster';
537 CREATE CAST (ebox AS ecluster) WITH FUNCTION cast_ebox_to_ecluster(ebox);
540 ---------------------------
541 -- constructor functions --
542 ---------------------------
544 CREATE FUNCTION epoint(float8, float8)
545 RETURNS epoint
546 LANGUAGE C IMMUTABLE STRICT
547 AS '$libdir/latlon-v0003', 'pgl_create_epoint';
549 CREATE FUNCTION epoint_latlon(float8, float8)
550 RETURNS epoint
551 LANGUAGE SQL IMMUTABLE STRICT AS $$
552 SELECT epoint($1, $2)
553 $$;
555 CREATE FUNCTION epoint_lonlat(float8, float8)
556 RETURNS epoint
557 LANGUAGE SQL IMMUTABLE STRICT AS $$
558 SELECT epoint($2, $1)
559 $$;
561 CREATE FUNCTION empty_ebox()
562 RETURNS ebox
563 LANGUAGE C IMMUTABLE STRICT
564 AS '$libdir/latlon-v0003', 'pgl_create_empty_ebox';
566 CREATE FUNCTION ebox(float8, float8, float8, float8)
567 RETURNS ebox
568 LANGUAGE C IMMUTABLE STRICT
569 AS '$libdir/latlon-v0003', 'pgl_create_ebox';
571 CREATE FUNCTION ebox(epoint, epoint)
572 RETURNS ebox
573 LANGUAGE C IMMUTABLE STRICT
574 AS '$libdir/latlon-v0003', 'pgl_create_ebox_from_epoints';
576 CREATE FUNCTION ecircle(float8, float8, float8)
577 RETURNS ecircle
578 LANGUAGE C IMMUTABLE STRICT
579 AS '$libdir/latlon-v0003', 'pgl_create_ecircle';
581 CREATE FUNCTION ecircle(epoint, float8)
582 RETURNS ecircle
583 LANGUAGE C IMMUTABLE STRICT
584 AS '$libdir/latlon-v0003', 'pgl_create_ecircle_from_epoint';
586 CREATE FUNCTION ecluster_concat(ecluster[])
587 RETURNS ecluster
588 LANGUAGE sql IMMUTABLE STRICT AS $$
589 SELECT array_to_string($1, ' ')::ecluster
590 $$;
592 CREATE FUNCTION ecluster_concat(ecluster, ecluster)
593 RETURNS ecluster
594 LANGUAGE sql IMMUTABLE STRICT AS $$
595 SELECT ($1::text || ' ' || $2::text)::ecluster
596 $$;
598 CREATE FUNCTION ecluster_create_multipoint(epoint[])
599 RETURNS ecluster
600 LANGUAGE sql IMMUTABLE STRICT AS $$
601 SELECT
602 array_to_string(array_agg('point (' || unnest || ')'), ' ')::ecluster
603 FROM unnest($1)
604 $$;
606 CREATE FUNCTION ecluster_create_path(epoint[])
607 RETURNS ecluster
608 LANGUAGE sql IMMUTABLE STRICT AS $$
609 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
610 ('path (' || array_to_string($1, ' ') || ')')::ecluster
611 END
612 FROM array_to_string($1, ' ') AS "str"
613 $$;
615 CREATE FUNCTION ecluster_create_outline(epoint[])
616 RETURNS ecluster
617 LANGUAGE sql IMMUTABLE STRICT AS $$
618 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
619 ('outline (' || array_to_string($1, ' ') || ')')::ecluster
620 END
621 FROM array_to_string($1, ' ') AS "str"
622 $$;
624 CREATE FUNCTION ecluster_create_polygon(epoint[])
625 RETURNS ecluster
626 LANGUAGE sql IMMUTABLE STRICT AS $$
627 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
628 ('polygon (' || array_to_string($1, ' ') || ')')::ecluster
629 END
630 FROM array_to_string($1, ' ') AS "str"
631 $$;
634 ----------------------
635 -- getter functions --
636 ----------------------
638 CREATE FUNCTION latitude(epoint)
639 RETURNS float8
640 LANGUAGE C IMMUTABLE STRICT
641 AS '$libdir/latlon-v0003', 'pgl_epoint_lat';
643 CREATE FUNCTION longitude(epoint)
644 RETURNS float8
645 LANGUAGE C IMMUTABLE STRICT
646 AS '$libdir/latlon-v0003', 'pgl_epoint_lon';
648 CREATE FUNCTION min_latitude(ebox)
649 RETURNS float8
650 LANGUAGE C IMMUTABLE STRICT
651 AS '$libdir/latlon-v0003', 'pgl_ebox_lat_min';
653 CREATE FUNCTION max_latitude(ebox)
654 RETURNS float8
655 LANGUAGE C IMMUTABLE STRICT
656 AS '$libdir/latlon-v0003', 'pgl_ebox_lat_max';
658 CREATE FUNCTION min_longitude(ebox)
659 RETURNS float8
660 LANGUAGE C IMMUTABLE STRICT
661 AS '$libdir/latlon-v0003', 'pgl_ebox_lon_min';
663 CREATE FUNCTION max_longitude(ebox)
664 RETURNS float8
665 LANGUAGE C IMMUTABLE STRICT
666 AS '$libdir/latlon-v0003', 'pgl_ebox_lon_max';
668 CREATE FUNCTION center(ecircle)
669 RETURNS epoint
670 LANGUAGE C IMMUTABLE STRICT
671 AS '$libdir/latlon-v0003', 'pgl_ecircle_center';
673 CREATE FUNCTION radius(ecircle)
674 RETURNS float8
675 LANGUAGE C IMMUTABLE STRICT
676 AS '$libdir/latlon-v0003', 'pgl_ecircle_radius';
678 CREATE FUNCTION ecluster_extract_points(ecluster)
679 RETURNS SETOF epoint
680 LANGUAGE sql IMMUTABLE STRICT AS $$
681 SELECT "match"[2]::epoint
682 FROM regexp_matches($1::text, e'(^| )point \\(([^)]+)\\)', 'g') AS "match"
683 $$;
685 CREATE FUNCTION ecluster_extract_paths(ecluster)
686 RETURNS SETOF epoint[]
687 LANGUAGE sql IMMUTABLE STRICT AS $$
688 SELECT (
689 SELECT array_agg("m2"[1]::epoint)
690 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
691 )
692 FROM regexp_matches($1::text, e'(^| )path \\(([^)]+)\\)', 'g') AS "m1"
693 $$;
695 CREATE FUNCTION ecluster_extract_outlines(ecluster)
696 RETURNS SETOF epoint[]
697 LANGUAGE sql IMMUTABLE STRICT AS $$
698 SELECT (
699 SELECT array_agg("m2"[1]::epoint)
700 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
701 )
702 FROM regexp_matches($1::text, e'(^| )outline \\(([^)]+)\\)', 'g') AS "m1"
703 $$;
705 CREATE FUNCTION ecluster_extract_polygons(ecluster)
706 RETURNS SETOF epoint[]
707 LANGUAGE sql IMMUTABLE STRICT AS $$
708 SELECT (
709 SELECT array_agg("m2"[1]::epoint)
710 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
711 )
712 FROM regexp_matches($1::text, e'(^| )polygon \\(([^)]+)\\)', 'g') AS "m1"
713 $$;
716 ---------------
717 -- operators --
718 ---------------
720 CREATE FUNCTION epoint_ebox_overlap_proc(epoint, ebox)
721 RETURNS boolean
722 LANGUAGE C IMMUTABLE STRICT
723 AS '$libdir/latlon-v0003', 'pgl_epoint_ebox_overlap';
725 CREATE FUNCTION epoint_ecircle_overlap_proc(epoint, ecircle)
726 RETURNS boolean
727 LANGUAGE C IMMUTABLE STRICT
728 AS '$libdir/latlon-v0003', 'pgl_epoint_ecircle_overlap';
730 CREATE FUNCTION epoint_ecluster_overlap_proc(epoint, ecluster)
731 RETURNS boolean
732 LANGUAGE C IMMUTABLE STRICT
733 AS '$libdir/latlon-v0003', 'pgl_epoint_ecluster_overlap';
735 CREATE FUNCTION epoint_ecluster_may_overlap_proc(epoint, ecluster)
736 RETURNS boolean
737 LANGUAGE C IMMUTABLE STRICT
738 AS '$libdir/latlon-v0003', 'pgl_epoint_ecluster_may_overlap';
740 CREATE FUNCTION ebox_overlap_proc(ebox, ebox)
741 RETURNS boolean
742 LANGUAGE C IMMUTABLE STRICT
743 AS '$libdir/latlon-v0003', 'pgl_ebox_overlap';
745 CREATE FUNCTION ebox_ecircle_may_overlap_proc(ebox, ecircle)
746 RETURNS boolean
747 LANGUAGE C IMMUTABLE STRICT
748 AS '$libdir/latlon-v0003', 'pgl_ebox_ecircle_may_overlap';
750 CREATE FUNCTION ebox_ecluster_may_overlap_proc(ebox, ecluster)
751 RETURNS boolean
752 LANGUAGE C IMMUTABLE STRICT
753 AS '$libdir/latlon-v0003', 'pgl_ebox_ecluster_may_overlap';
755 CREATE FUNCTION ecircle_overlap_proc(ecircle, ecircle)
756 RETURNS boolean
757 LANGUAGE C IMMUTABLE STRICT
758 AS '$libdir/latlon-v0003', 'pgl_ecircle_overlap';
760 CREATE FUNCTION ecircle_ecluster_overlap_proc(ecircle, ecluster)
761 RETURNS boolean
762 LANGUAGE C IMMUTABLE STRICT
763 AS '$libdir/latlon-v0003', 'pgl_ecircle_ecluster_overlap';
765 CREATE FUNCTION ecircle_ecluster_may_overlap_proc(ecircle, ecluster)
766 RETURNS boolean
767 LANGUAGE C IMMUTABLE STRICT
768 AS '$libdir/latlon-v0003', 'pgl_ecircle_ecluster_may_overlap';
770 CREATE FUNCTION ecluster_may_overlap_proc(ecluster, ecluster)
771 RETURNS boolean
772 LANGUAGE C IMMUTABLE STRICT
773 AS '$libdir/latlon-v0003', 'pgl_ecluster_may_overlap';
775 CREATE FUNCTION epoint_distance_proc(epoint, epoint)
776 RETURNS float8
777 LANGUAGE C IMMUTABLE STRICT
778 AS '$libdir/latlon-v0003', 'pgl_epoint_distance';
780 CREATE FUNCTION epoint_ecircle_distance_proc(epoint, ecircle)
781 RETURNS float8
782 LANGUAGE C IMMUTABLE STRICT
783 AS '$libdir/latlon-v0003', 'pgl_epoint_ecircle_distance';
785 CREATE FUNCTION epoint_ecluster_distance_proc(epoint, ecluster)
786 RETURNS float8
787 LANGUAGE C IMMUTABLE STRICT
788 AS '$libdir/latlon-v0003', 'pgl_epoint_ecluster_distance';
790 CREATE FUNCTION ecircle_distance_proc(ecircle, ecircle)
791 RETURNS float8
792 LANGUAGE C IMMUTABLE STRICT
793 AS '$libdir/latlon-v0003', 'pgl_ecircle_distance';
795 CREATE FUNCTION ecircle_ecluster_distance_proc(ecircle, ecluster)
796 RETURNS float8
797 LANGUAGE C IMMUTABLE STRICT
798 AS '$libdir/latlon-v0003', 'pgl_ecircle_ecluster_distance';
800 CREATE OPERATOR && (
801 leftarg = epoint,
802 rightarg = ebox,
803 procedure = epoint_ebox_overlap_proc,
804 commutator = &&,
805 restrict = areasel,
806 join = areajoinsel
807 );
809 CREATE FUNCTION epoint_ebox_overlap_commutator(ebox, epoint)
810 RETURNS boolean
811 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
813 CREATE OPERATOR && (
814 leftarg = ebox,
815 rightarg = epoint,
816 procedure = epoint_ebox_overlap_commutator,
817 commutator = &&,
818 restrict = areasel,
819 join = areajoinsel
820 );
822 CREATE OPERATOR && (
823 leftarg = epoint,
824 rightarg = ecircle,
825 procedure = epoint_ecircle_overlap_proc,
826 commutator = &&,
827 restrict = areasel,
828 join = areajoinsel
829 );
831 CREATE FUNCTION epoint_ecircle_overlap_commutator(ecircle, epoint)
832 RETURNS boolean
833 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
835 CREATE OPERATOR && (
836 leftarg = ecircle,
837 rightarg = epoint,
838 procedure = epoint_ecircle_overlap_commutator,
839 commutator = &&,
840 restrict = areasel,
841 join = areajoinsel
842 );
844 CREATE OPERATOR && (
845 leftarg = epoint,
846 rightarg = ecluster,
847 procedure = epoint_ecluster_overlap_proc,
848 commutator = &&,
849 restrict = areasel,
850 join = areajoinsel
851 );
853 CREATE FUNCTION epoint_ecluster_overlap_commutator(ecluster, epoint)
854 RETURNS boolean
855 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
857 CREATE OPERATOR && (
858 leftarg = ecluster,
859 rightarg = epoint,
860 procedure = epoint_ecluster_overlap_commutator,
861 commutator = &&,
862 restrict = areasel,
863 join = areajoinsel
864 );
866 CREATE OPERATOR && (
867 leftarg = ebox,
868 rightarg = ebox,
869 procedure = ebox_overlap_proc,
870 commutator = &&,
871 restrict = areasel,
872 join = areajoinsel
873 );
875 CREATE OPERATOR && (
876 leftarg = ecircle,
877 rightarg = ecircle,
878 procedure = ecircle_overlap_proc,
879 commutator = &&,
880 restrict = areasel,
881 join = areajoinsel
882 );
884 CREATE OPERATOR && (
885 leftarg = ecircle,
886 rightarg = ecluster,
887 procedure = ecircle_ecluster_overlap_proc,
888 commutator = &&,
889 restrict = areasel,
890 join = areajoinsel
891 );
893 CREATE FUNCTION ecircle_ecluster_overlap_commutator(ecluster, ecircle)
894 RETURNS boolean
895 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
897 CREATE OPERATOR && (
898 leftarg = ecluster,
899 rightarg = ecircle,
900 procedure = ecircle_ecluster_overlap_commutator,
901 commutator = &&,
902 restrict = areasel,
903 join = areajoinsel
904 );
906 CREATE OPERATOR &&+ (
907 leftarg = epoint,
908 rightarg = ecluster,
909 procedure = epoint_ecluster_may_overlap_proc,
910 commutator = &&+,
911 restrict = areasel,
912 join = areajoinsel
913 );
915 CREATE FUNCTION epoint_ecluster_may_overlap_commutator(ecluster, epoint)
916 RETURNS boolean
917 LANGUAGE sql IMMUTABLE AS 'SELECT $2 &&+ $1';
919 CREATE OPERATOR &&+ (
920 leftarg = ecluster,
921 rightarg = epoint,
922 procedure = epoint_ecluster_may_overlap_commutator,
923 commutator = &&+,
924 restrict = areasel,
925 join = areajoinsel
926 );
928 CREATE OPERATOR &&+ (
929 leftarg = ebox,
930 rightarg = ecircle,
931 procedure = ebox_ecircle_may_overlap_proc,
932 commutator = &&+,
933 restrict = areasel,
934 join = areajoinsel
935 );
937 CREATE FUNCTION ebox_ecircle_may_overlap_commutator(ecircle, ebox)
938 RETURNS boolean
939 LANGUAGE sql IMMUTABLE AS 'SELECT $2 &&+ $1';
941 CREATE OPERATOR &&+ (
942 leftarg = ecircle,
943 rightarg = ebox,
944 procedure = ebox_ecircle_may_overlap_commutator,
945 commutator = &&+,
946 restrict = areasel,
947 join = areajoinsel
948 );
950 CREATE OPERATOR &&+ (
951 leftarg = ebox,
952 rightarg = ecluster,
953 procedure = ebox_ecluster_may_overlap_proc,
954 commutator = &&+,
955 restrict = areasel,
956 join = areajoinsel
957 );
959 CREATE FUNCTION ebox_ecluster_may_overlap_commutator(ecluster, ebox)
960 RETURNS boolean
961 LANGUAGE sql IMMUTABLE AS 'SELECT $2 &&+ $1';
963 CREATE OPERATOR &&+ (
964 leftarg = ecluster,
965 rightarg = ebox,
966 procedure = ebox_ecluster_may_overlap_commutator,
967 commutator = &&+,
968 restrict = areasel,
969 join = areajoinsel
970 );
972 CREATE OPERATOR &&+ (
973 leftarg = ecircle,
974 rightarg = ecluster,
975 procedure = ecircle_ecluster_may_overlap_proc,
976 commutator = &&+,
977 restrict = areasel,
978 join = areajoinsel
979 );
981 CREATE FUNCTION ecircle_ecluster_may_overlap_commutator(ecluster, ecircle)
982 RETURNS boolean
983 LANGUAGE sql IMMUTABLE AS 'SELECT $2 &&+ $1';
985 CREATE OPERATOR &&+ (
986 leftarg = ecluster,
987 rightarg = ecircle,
988 procedure = ecircle_ecluster_may_overlap_commutator,
989 commutator = &&+,
990 restrict = areasel,
991 join = areajoinsel
992 );
994 CREATE OPERATOR &&+ (
995 leftarg = ecluster,
996 rightarg = ecluster,
997 procedure = ecluster_may_overlap_proc,
998 commutator = &&+,
999 restrict = areasel,
1000 join = areajoinsel
1001 );
1003 CREATE OPERATOR <-> (
1004 leftarg = epoint,
1005 rightarg = epoint,
1006 procedure = epoint_distance_proc,
1007 commutator = <->
1008 );
1010 CREATE OPERATOR <-> (
1011 leftarg = epoint,
1012 rightarg = ecircle,
1013 procedure = epoint_ecircle_distance_proc,
1014 commutator = <->
1015 );
1017 CREATE FUNCTION epoint_ecircle_distance_commutator(ecircle, epoint)
1018 RETURNS float8
1019 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
1021 CREATE OPERATOR <-> (
1022 leftarg = ecircle,
1023 rightarg = epoint,
1024 procedure = epoint_ecircle_distance_commutator,
1025 commutator = <->
1026 );
1028 CREATE OPERATOR <-> (
1029 leftarg = epoint,
1030 rightarg = ecluster,
1031 procedure = epoint_ecluster_distance_proc,
1032 commutator = <->
1033 );
1035 CREATE FUNCTION epoint_ecluster_distance_commutator(ecluster, epoint)
1036 RETURNS float8
1037 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
1039 CREATE OPERATOR <-> (
1040 leftarg = ecluster,
1041 rightarg = epoint,
1042 procedure = epoint_ecluster_distance_commutator,
1043 commutator = <->
1044 );
1046 CREATE OPERATOR <-> (
1047 leftarg = ecircle,
1048 rightarg = ecircle,
1049 procedure = ecircle_distance_proc,
1050 commutator = <->
1051 );
1053 CREATE OPERATOR <-> (
1054 leftarg = ecircle,
1055 rightarg = ecluster,
1056 procedure = ecircle_ecluster_distance_proc,
1057 commutator = <->
1058 );
1060 CREATE FUNCTION ecircle_ecluster_distance_commutator(ecluster, ecircle)
1061 RETURNS float8
1062 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
1064 CREATE OPERATOR <-> (
1065 leftarg = ecluster,
1066 rightarg = ecircle,
1067 procedure = ecircle_ecluster_distance_commutator,
1068 commutator = <->
1069 );
1072 ----------------
1073 -- GiST index --
1074 ----------------
1076 CREATE FUNCTION pgl_gist_consistent(internal, internal, smallint, oid, internal)
1077 RETURNS boolean
1078 LANGUAGE C STRICT
1079 AS '$libdir/latlon-v0003', 'pgl_gist_consistent';
1081 CREATE FUNCTION pgl_gist_union(internal, internal)
1082 RETURNS internal
1083 LANGUAGE C STRICT
1084 AS '$libdir/latlon-v0003', 'pgl_gist_union';
1086 CREATE FUNCTION pgl_gist_compress_epoint(internal)
1087 RETURNS internal
1088 LANGUAGE C STRICT
1089 AS '$libdir/latlon-v0003', 'pgl_gist_compress_epoint';
1091 CREATE FUNCTION pgl_gist_compress_ecircle(internal)
1092 RETURNS internal
1093 LANGUAGE C STRICT
1094 AS '$libdir/latlon-v0003', 'pgl_gist_compress_ecircle';
1096 CREATE FUNCTION pgl_gist_compress_ecluster(internal)
1097 RETURNS internal
1098 LANGUAGE C STRICT
1099 AS '$libdir/latlon-v0003', 'pgl_gist_compress_ecluster';
1101 CREATE FUNCTION pgl_gist_decompress(internal)
1102 RETURNS internal
1103 LANGUAGE C STRICT
1104 AS '$libdir/latlon-v0003', 'pgl_gist_decompress';
1106 CREATE FUNCTION pgl_gist_penalty(internal, internal, internal)
1107 RETURNS internal
1108 LANGUAGE C STRICT
1109 AS '$libdir/latlon-v0003', 'pgl_gist_penalty';
1111 CREATE FUNCTION pgl_gist_picksplit(internal, internal)
1112 RETURNS internal
1113 LANGUAGE C STRICT
1114 AS '$libdir/latlon-v0003', 'pgl_gist_picksplit';
1116 CREATE FUNCTION pgl_gist_same(internal, internal, internal)
1117 RETURNS internal
1118 LANGUAGE C STRICT
1119 AS '$libdir/latlon-v0003', 'pgl_gist_same';
1121 CREATE FUNCTION pgl_gist_distance(internal, internal, smallint, oid)
1122 RETURNS internal
1123 LANGUAGE C STRICT
1124 AS '$libdir/latlon-v0003', 'pgl_gist_distance';
1126 CREATE OPERATOR CLASS epoint_ops
1127 DEFAULT FOR TYPE epoint USING gist AS
1128 OPERATOR 11 = ,
1129 OPERATOR 22 && (epoint, ebox),
1130 OPERATOR 23 && (epoint, ecircle),
1131 OPERATOR 24 && (epoint, ecluster),
1132 OPERATOR 124 &&+ (epoint, ecluster),
1133 OPERATOR 31 <-> (epoint, epoint) FOR ORDER BY float_ops,
1134 OPERATOR 33 <-> (epoint, ecircle) FOR ORDER BY float_ops,
1135 OPERATOR 34 <-> (epoint, ecluster) FOR ORDER BY float_ops,
1136 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
1137 FUNCTION 2 pgl_gist_union(internal, internal),
1138 FUNCTION 3 pgl_gist_compress_epoint(internal),
1139 FUNCTION 4 pgl_gist_decompress(internal),
1140 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
1141 FUNCTION 6 pgl_gist_picksplit(internal, internal),
1142 FUNCTION 7 pgl_gist_same(internal, internal, internal),
1143 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
1144 STORAGE ekey_point;
1146 CREATE OPERATOR CLASS ecircle_ops
1147 DEFAULT FOR TYPE ecircle USING gist AS
1148 OPERATOR 13 = ,
1149 OPERATOR 21 && (ecircle, epoint),
1150 OPERATOR 122 &&+ (ecircle, ebox),
1151 OPERATOR 23 && (ecircle, ecircle),
1152 OPERATOR 24 && (ecircle, ecluster),
1153 OPERATOR 124 &&+ (ecircle, ecluster),
1154 OPERATOR 31 <-> (ecircle, epoint) FOR ORDER BY float_ops,
1155 OPERATOR 33 <-> (ecircle, ecircle) FOR ORDER BY float_ops,
1156 OPERATOR 34 <-> (ecircle, ecluster) FOR ORDER BY float_ops,
1157 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
1158 FUNCTION 2 pgl_gist_union(internal, internal),
1159 FUNCTION 3 pgl_gist_compress_ecircle(internal),
1160 FUNCTION 4 pgl_gist_decompress(internal),
1161 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
1162 FUNCTION 6 pgl_gist_picksplit(internal, internal),
1163 FUNCTION 7 pgl_gist_same(internal, internal, internal),
1164 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
1165 STORAGE ekey_area;
1167 CREATE OPERATOR CLASS ecluster_ops
1168 DEFAULT FOR TYPE ecluster USING gist AS
1169 OPERATOR 21 && (ecluster, epoint),
1170 OPERATOR 121 &&+ (ecluster, epoint),
1171 OPERATOR 122 &&+ (ecluster, ebox),
1172 OPERATOR 23 && (ecluster, ecircle),
1173 OPERATOR 123 &&+ (ecluster, ecircle),
1174 OPERATOR 124 &&+ (ecluster, ecluster),
1175 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
1176 FUNCTION 2 pgl_gist_union(internal, internal),
1177 FUNCTION 3 pgl_gist_compress_ecluster(internal),
1178 FUNCTION 4 pgl_gist_decompress(internal),
1179 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
1180 FUNCTION 6 pgl_gist_picksplit(internal, internal),
1181 FUNCTION 7 pgl_gist_same(internal, internal, internal),
1182 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
1183 STORAGE ekey_area;
1186 ---------------------
1187 -- alias functions --
1188 ---------------------
1190 CREATE FUNCTION distance(epoint, epoint)
1191 RETURNS float8
1192 LANGUAGE sql IMMUTABLE AS 'SELECT $1 <-> $2';
1194 CREATE FUNCTION distance(ecluster, epoint)
1195 RETURNS float8
1196 LANGUAGE sql IMMUTABLE AS 'SELECT $1 <-> $2';
1198 CREATE FUNCTION distance_within(epoint, epoint, float8)
1199 RETURNS boolean
1200 LANGUAGE sql IMMUTABLE AS 'SELECT $1 && ecircle($2, $3)';
1202 CREATE FUNCTION distance_within(ecluster, epoint, float8)
1203 RETURNS boolean
1204 LANGUAGE sql IMMUTABLE AS 'SELECT $1 && ecircle($2, $3)';
1207 --------------------------------
1208 -- other data storage formats --
1209 --------------------------------
1211 CREATE FUNCTION coords_to_epoint(float8, float8, text = 'epoint_lonlat')
1212 RETURNS epoint
1213 LANGUAGE plpgsql IMMUTABLE STRICT AS $$
1214 DECLARE
1215 "result" epoint;
1216 BEGIN
1217 IF $3 = 'epoint_lonlat' THEN
1218 -- avoid dynamic command execution for better performance
1219 RETURN epoint($2, $1);
1220 END IF;
1221 IF $3 = 'epoint' OR $3 = 'epoint_latlon' THEN
1222 -- avoid dynamic command execution for better performance
1223 RETURN epoint($1, $2);
1224 END IF;
1225 EXECUTE 'SELECT ' || $3 || '($1, $2)' INTO STRICT "result" USING $1, $2;
1226 RETURN "result";
1227 END;
1228 $$;
1230 CREATE FUNCTION GeoJSON_to_epoint(jsonb, text = 'epoint_lonlat')
1231 RETURNS epoint
1232 LANGUAGE sql IMMUTABLE STRICT AS $$
1233 SELECT CASE
1234 WHEN $1->>'type' = 'Point' THEN
1235 coords_to_epoint(
1236 ($1->'coordinates'->>1)::float8,
1237 ($1->'coordinates'->>0)::float8,
1238 $2
1239 )
1240 WHEN $1->>'type' = 'Feature' THEN
1241 GeoJSON_to_epoint($1->'geometry', $2)
1242 ELSE
1243 NULL
1244 END
1245 $$;
1247 CREATE FUNCTION GeoJSON_to_ecluster(jsonb, text = 'epoint_lonlat')
1248 RETURNS ecluster
1249 LANGUAGE sql IMMUTABLE STRICT AS $$
1250 SELECT CASE $1->>'type'
1251 WHEN 'Point' THEN
1252 coords_to_epoint(
1253 ($1->'coordinates'->>1)::float8,
1254 ($1->'coordinates'->>0)::float8,
1255 $2
1256 )::ecluster
1257 WHEN 'MultiPoint' THEN
1258 ( SELECT ecluster_create_multipoint(array_agg(
1259 coords_to_epoint(
1260 ("coord"->>1)::float8,
1261 ("coord"->>0)::float8,
1262 $2
1263 )
1264 ))
1265 FROM jsonb_array_elements($1->'coordinates') AS "coord"
1266 )
1267 WHEN 'LineString' THEN
1268 ( SELECT ecluster_create_path(array_agg(
1269 coords_to_epoint(
1270 ("coord"->>1)::float8,
1271 ("coord"->>0)::float8,
1272 $2
1273 )
1274 ))
1275 FROM jsonb_array_elements($1->'coordinates') AS "coord"
1276 )
1277 WHEN 'MultiLineString' THEN
1278 ( SELECT ecluster_concat(array_agg(
1279 ( SELECT ecluster_create_path(array_agg(
1280 coords_to_epoint(
1281 ("coord"->>1)::float8,
1282 ("coord"->>0)::float8,
1283 $2
1284 )
1285 ))
1286 FROM jsonb_array_elements("coord_array") AS "coord"
1287 )
1288 ))
1289 FROM jsonb_array_elements($1->'coordinates') AS "coord_array"
1290 )
1291 WHEN 'Polygon' THEN
1292 ( SELECT ecluster_concat(array_agg(
1293 ( SELECT ecluster_create_polygon(array_agg(
1294 coords_to_epoint(
1295 ("coord"->>1)::float8,
1296 ("coord"->>0)::float8,
1297 $2
1298 )
1299 ))
1300 FROM jsonb_array_elements("coord_array") AS "coord"
1301 )
1302 ))
1303 FROM jsonb_array_elements($1->'coordinates') AS "coord_array"
1304 )
1305 WHEN 'MultiPolygon' THEN
1306 ( SELECT ecluster_concat(array_agg(
1307 ( SELECT ecluster_concat(array_agg(
1308 ( SELECT ecluster_create_polygon(array_agg(
1309 coords_to_epoint(
1310 ("coord"->>1)::float8,
1311 ("coord"->>0)::float8,
1312 $2
1313 )
1314 ))
1315 FROM jsonb_array_elements("coord_array") AS "coord"
1316 )
1317 ))
1318 FROM jsonb_array_elements("coord_array_array") AS "coord_array"
1319 )
1320 ))
1321 FROM jsonb_array_elements($1->'coordinates') AS "coord_array_array"
1322 )
1323 WHEN 'Feature' THEN
1324 GeoJSON_to_ecluster($1->'geometry', $2)
1325 WHEN 'FeatureCollection' THEN
1326 ( SELECT ecluster_concat(array_agg(
1327 GeoJSON_to_ecluster("feature", $2)
1328 ))
1329 FROM jsonb_array_elements($1->'features') AS "feature"
1330 )
1331 ELSE
1332 NULL
1333 END
1334 $$;