Mark the text_soundex() function as "strict", to avoid crashing on NULL

Neil Conway · Neil Conway · commit 13fab5b3ad6a · 2005-01-26T08:25:46.000Z
input. Also, may as well mark it "cacheable" as well. From Kris Jurka.
diff --git a/contrib/fuzzystrmatch/fuzzystrmatch.sql.in b/contrib/fuzzystrmatch/fuzzystrmatch.sql.in
@@ -8,4 +8,4 @@ CREATE FUNCTION soundex(text) RETURNS text
   AS 'MODULE_PATHNAME', 'soundex' LANGUAGE 'c' with (iscachable, isstrict);
 
 CREATE FUNCTION text_soundex(text) RETURNS text
-  AS 'MODULE_PATHNAME', 'soundex' LANGUAGE 'c';
+  AS 'MODULE_PATHNAME', 'soundex' LANGUAGE 'c' with (iscachable, isstrict);
