anchor.diff:  | `retries`  | How many retries should be performed before failing the test       | optional | `0`
   |===
   
  -NOTE: The _OPENNMS_JDBC_HOSTNAME_ is replaced in the _url_ parameter with the IP or resolved hostname of the interface the monitored service is assigned to. 
  +NOTE: The +OPENNMS_JDBC_HOSTNAME+ is replaced in the +url+ parameter with the IP or resolved hostname of the interface the monitored service is assigned to. 
   
   .Available _action_ parameters and their default _operand_
   [options="header, autowidth"]
  
positive.code: [options="header, autowidth"]
  |===
  | Parameter  | Description                                                        | Required | Default value
  | `driver`   | JDBC-Driver class to use                                           | required | `com.sybase.jdbc2.jdbc.SybDriver`
  | `url`      | JDBC-URL to connect to.                                            | required | `jdbc:sybase:Tds:OPENNMS_JDBC_HOSTNAME/tempdb`
  | `user`     | Database user                                                      | required | `sa`
  | `password` | Database password                                                  | required | (empty)
  | `query`    | The SQL query to run                                               | required | `-`
  | `action`   | What evaluation action to perform                                  | required | `row_count`
  | `column`   | The result column to evaluate against                              | optional | `-`
  
negative.code:   <parameter key="message" value="too many events in OpenNMS database" />
  </service>
  
  <monitor service="OpenNMS-DB-Event-Limit" class-name="org.opennms.netmgt.poller.monitors.JDBCQueryMonitor" />
  ----
  