Revise to use substring function instead of regexp_matches.

This fixes most of the raster regress issues noted in #3759 and Closes #3760 for PostGIS 2.4.0 (trunk) git-svn-id: http://svn.osgeo.org/postgis/trunk@15404 b70326c6-7e19-0410-871a-916f4a2858ee
rmunoz · May 26, 2017 · b76ffbd · b76ffbd
1 parent 5e5e691
commit b76ffbd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/raster/rt_pg/rtpostgis.sql.in b/raster/rt_pg/rtpostgis.sql.in
@@ -4,6 +4,7 @@
 -- PostGIS Raster - Raster Type for PostGIS
 -- http://trac.osgeo.org/postgis/wiki/WKTRaster
 --
+-- Copyright (c) 2015-2017 Regina Obe <lr@pcorp.us>
 -- Copyright (c) 2009-2012 Sandro Santilli <strk@kbt.io>
 -- Copyright (c) 2009-2010 Pierre Racine <pierre.racine@sbf.ulaval.ca>
 -- Copyright (c) 2009-2010 Jorge Arevalo <jorge.arevalo@deimos-space.com>
@@ -7037,7 +7038,7 @@ CREATE OR REPLACE FUNCTION _raster_constraint_info_blocksize(rastschema name, ra
 	SELECT
 		CASE
 			WHEN strpos(s.consrc, 'ANY (ARRAY[') > 0 THEN
-				split_part((regexp_matches(s.consrc, E'ARRAY\\[(.*?){1}\\]'))[1], ',', 1)::integer
+				split_part((substring(s.consrc FROM E'ARRAY\\[(.*?){1}\\]')), ',', 1)::integer
 			ELSE
 				regexp_replace(
 					split_part(s.consrc, '= ', 2),