Connect to database

How to make connection to Mysql or Postgres using single json configuration

Connection

{
  "id": "sample-database-connection",
  "type": "sql",
  "driver": "mysql", //mysql|postgres
  "name": "Sample database name",
  "dns": "_databaseUsername_:_databasePassword_@tcp(example.com:3310)/_databaseName_?parseTime=true",
  "maxOpenConnections": 100,
  "connectionMaxLifetimeSec": 10,
  "maxIdleConnections": 30,
  "connectionMaxIdleTimeSec": 10
}