[standalone@localhost:9990 /] /subsystem=datasources/data-source=ExampleDS/connection-properties=foo:add(value=foo)
{
"outcome" => "success",
"response-headers" =>

{ "operation-requires-reload" => true, "process-state" => "reload-required" }

}
[standalone@localhost:9990 /] :reload

{ "outcome" => "success", "result" => undefined } [standalone@localhost:9990 /] /subsystem=datasources/data-source=ExampleDS/connection-properties=foo:remove { "outcome" => "failed", "failure-description" => "WFLYCTL0171: Removing services has lead to unsatisfied dependencies: Service jboss.data-source-config.ExampleDS.connection-properties.foo was depended upon by service jboss.data-source-config.ExampleDS", "rolled-back" => true } [standalone@localhost:9990 /] /subsystem=datasources/data-source=ExampleDS/connection-properties=foo:remove {"outcome" => "success"}

[standalone@localhost:9990 /] /subsystem=datasources/data-source=ExampleDS:test-connection-in-pool
{
"outcome" => "failed",
"failure-description" => "WFLYJCA0040: failed to invoke operation: WFLYJCA0042: failed to match pool. Check JndiName: java:jboss/datasources/ExampleDS",
"rolled-back" => true
}