Upgrade Grafana
Stop the previous version of Grafana service running on the instance and change the start type as Manual
Follow the below steps to backup existing database
Navigate to <postgres_installation_path>/bin
Backup DB using by executing the command pg_dump --username=username --password=password grafana > grafana_backup
Download Garfana 7 and Run it as Service
Dashboard Migration
Export Dashboards as json file from the previous Grafana version
change the following fields inside targets array of export json file
“target” to “queryText”
“rawQuery” to “table”
“hide”: true to “hide”: false
"targets": [ { "checkQuery": false, "hide": false, "table": true, "refId": "A", "queryText": "<query>" } ],