diff --git a/expected/repmgr_extension.out b/expected/repmgr_extension.out
index 2fe7fd94..30ff6a4f 100644
--- a/expected/repmgr_extension.out
+++ b/expected/repmgr_extension.out
@@ -1 +1,70 @@
+-- minimal SQL tests
+--
+-- comprehensive tests will require a working replication cluster
+-- set up using the "repmgr" binary and with "repmgrd" running
+-- extension
 CREATE EXTENSION repmgr;
+-- tables
+SELECT * FROM repmgr.nodes;
+ node_id | upstream_node_id | active | node_name | type | location | priority | conninfo | repluser | slot_name | config_file 
+---------+------------------+--------+-----------+------+----------+----------+----------+----------+-----------+-------------
+(0 rows)
+
+SELECT * FROM repmgr.events;
+ node_id | event | successful | event_timestamp | details 
+---------+-------+------------+-----------------+---------
+(0 rows)
+
+SELECT * FROM repmgr.monitoring_history;
+ primary_node_id | standby_node_id | last_monitor_time | last_apply_time | last_wal_primary_location | last_wal_standby_location | replication_lag | apply_lag 
+-----------------+-----------------+-------------------+-----------------+---------------------------+---------------------------+-----------------+-----------
+(0 rows)
+
+-- views
+SELECT * FROM repmgr.replication_status;
+ primary_node_id | standby_node_id | standby_name | node_type | active | last_monitor_time | last_wal_primary_location | last_wal_standby_location | replication_lag | replication_time_lag | apply_lag | communication_time_lag 
+-----------------+-----------------+--------------+-----------+--------+-------------------+---------------------------+---------------------------+-----------------+----------------------+-----------+------------------------
+(0 rows)
+
+SELECT * FROM repmgr.show_nodes;
+ node_id | node_name | active | upstream_node_id | upstream_node_name | type | priority | conninfo 
+---------+-----------+--------+------------------+--------------------+------+----------+----------
+(0 rows)
+
+-- functions
+SELECT repmgr.get_new_primary();
+ get_new_primary 
+-----------------
+                
+(1 row)
+
+SELECT repmgr.get_voting_status();
+ get_voting_status 
+-------------------
+                  
+(1 row)
+
+SELECT repmgr.reset_voting_status();
+ reset_voting_status 
+---------------------
+ 
+(1 row)
+
+SELECT repmgr.standby_get_last_updated();
+ standby_get_last_updated 
+--------------------------
+ 
+(1 row)
+
+SELECT repmgr.standby_set_last_updated();
+ standby_set_last_updated 
+--------------------------
+ 
+(1 row)
+
+SELECT repmgr.unset_bdr_failover_handler();
+ unset_bdr_failover_handler 
+----------------------------
+ 
+(1 row)
+
diff --git a/sql/repmgr_extension.sql b/sql/repmgr_extension.sql
index 2fe7fd94..c5b647da 100644
--- a/sql/repmgr_extension.sql
+++ b/sql/repmgr_extension.sql
@@ -1 +1,25 @@
+-- minimal SQL tests
+--
+-- comprehensive tests will require a working replication cluster
+-- set up using the "repmgr" binary and with "repmgrd" running
+
+-- extension
 CREATE EXTENSION repmgr;
+
+-- tables
+SELECT * FROM repmgr.nodes;
+SELECT * FROM repmgr.events;
+SELECT * FROM repmgr.monitoring_history;
+
+-- views
+
+SELECT * FROM repmgr.replication_status;
+SELECT * FROM repmgr.show_nodes;
+
+-- functions
+SELECT repmgr.get_new_primary();
+SELECT repmgr.get_voting_status();
+SELECT repmgr.reset_voting_status();
+SELECT repmgr.standby_get_last_updated();
+SELECT repmgr.standby_set_last_updated();
+SELECT repmgr.unset_bdr_failover_handler();