[#2957] Addressed review comments

Minor corrections, added ChangeLog and fixed db-version UT.

Author: tmarkwalder

ChangeLog

@@ -1,3 +1,8 @@
+2221.	[bug]		tmark
+	Corrected an index on the dhcp4_servers table
+	in the PostgreSQL schema.
+	(Gitlab #2957)
+
 2220.	[bug]		marcin
 	Exclude packets ignored during load balancing from the
 	pkt6-receive-drop statistics. The packets dropped by the

src/bin/admin/tests/pgsql_tests.sh.in

@@ -142,7 +142,7 @@ pgsql_db_version_test() {
     run_command \
         "${kea_admin}" db-version pgsql -u "${db_user}" -p "${db_password}" -n "${db_name}"
     version="${OUTPUT}"
-    assert_str_eq "20.0" "${version}" "Expected kea-admin to return %s, returned value was %s"
+    assert_str_eq "21.0" "${version}" "Expected kea-admin to return %s, returned value was %s"
 
     # Let's wipe the whole database
     pgsql_wipe
@@ -888,7 +888,7 @@ pgsql_upgrade_18_to_19_test() {
 }
 
 pgsql_upgrade_19_to_20_test() {
-    # Verify that lease6_by_sunet_id_address index on lease6 is keyed by
+    # Verify that lease6_by_subnet_id_address index on lease6 is keyed by
     # attributes number 5 and 1 (i.e. subnet-id and address)
     qry="select ix.indkey as keys from pg_class t, pg_class i, pg_index ix \
         where t.oid = ix.indrelid and i.oid = ix.indexrelid and \

src/share/database/scripts/pgsql/dhcpdb_create.pgsql

@@ -6327,7 +6327,7 @@ UPDATE schema_version
 
 -- This line starts the schema upgrade to version 21.0.
 
--- Correct dhcp4_server_modifcation_ts to index the dhcp4_server table.
+-- Correct dhcp4_server_modification_ts to index the dhcp4_server table.
 DROP INDEX dhcp4_server_modification_ts;
 CREATE INDEX dhcp4_server_modification_ts ON dhcp4_server (modification_ts);
 

src/share/database/scripts/pgsql/upgrade_020_to_021.sh.in

@@ -39,7 +39,7 @@ START TRANSACTION;
 
 -- This line starts the schema upgrade to version 21.0.
 
--- Correct dhcp4_server_modifcation_ts to index the dhcp4_server table.
+-- Correct dhcp4_server_modification_ts to index the dhcp4_server table.
 DROP INDEX dhcp4_server_modification_ts;
 CREATE INDEX dhcp4_server_modification_ts ON dhcp4_server (modification_ts);