LP#1413660 Mark 39.50 config function STABLE

Mark SQL function evergreen.z3950_attr_name_is_valid(text) as STABLE
instead of IMMUTABLE, since the output may vary with a single input over
time.

Signed-off-by: Bill Erickson <berickxx@gmail.com>
Signed-off-by: Ben Shum <bshum@biblio.org>

diff --git a/Open-ILS/src/sql/Pg/002.schema.config.sql b/Open-ILS/src/sql/Pg/002.schema.config.sql
index 7f4aa2d..4405cfc 100644 (file)
--- a/Open-ILS/src/sql/Pg/002.schema.config.sql
+++ b/Open-ILS/src/sql/Pg/002.schema.config.sql
@@ -1050,7 +1050,7 @@ ALTER TABLE config.best_hold_order ADD CHECK ((
 CREATE OR REPLACE FUNCTION 
     evergreen.z3950_attr_name_is_valid(TEXT) RETURNS BOOLEAN AS $func$
     SELECT EXISTS (SELECT 1 FROM config.z3950_attr WHERE name = $1);
-$func$ LANGUAGE SQL STRICT IMMUTABLE;
+$func$ LANGUAGE SQL STRICT STABLE;
 
 COMMENT ON FUNCTION evergreen.z3950_attr_name_is_valid(TEXT) IS $$
 Results in TRUE if there exists at least one config.z3950_attr

diff --git a/Open-ILS/src/sql/Pg/upgrade/XXXX.schema.z39_func_stable.sql b/Open-ILS/src/sql/Pg/upgrade/XXXX.schema.z39_func_stable.sql
new file mode 100644 (file)
index 0000000..31a44d7
--- /dev/null
+++ b/Open-ILS/src/sql/Pg/upgrade/XXXX.schema.z39_func_stable.sql
@@ -0,0 +1,5 @@
+BEGIN;
+
+ALTER FUNCTION evergreen.z3950_attr_name_is_valid (TEXT) STABLE;
+
+COMMIT;