My datasource is mysql . When the query is run at MySQL it gives me the output but when I run in grafana . It also gives me the output but sometimes some columns are just NULL . This generally happens when I refresh the dashboard .
My datasource is mysql . When the query is run at MySQL it gives me the output but when I run in grafana . It also gives me the output but sometimes some columns are just NULL . This generally happens when I refresh the dashboard .