Connect-Time Failover to Standby Databaseby Ed ChenMay 11, 2019September 4, 202310 CommentsWe're going to introduce 3 ways that can failover to a standby database at connect-time in this post. Using a Persistent Service Name Using a… Read More »Connect-Time Failover to Standby Database
How to Resolve ORA-12514: TNS:listener does not currently know of service requested in connectby Ed ChenFebruary 14, 2019August 18, 202328 CommentsORA-12514 ORA-12514 means that the listener cannot find any matched service with yours, so it cannot establish the connection with the database for you. As… Read More »How to Resolve ORA-12514: TNS:listener does not currently know of service requested in connect
How to Connect Idle, Nomount or Restricted Database Remotelyby Ed ChenOctober 10, 2012December 11, 2022Connect an Idle, Nomount or Restricted Database Locally Users who belong to OSDBA or OSOPER can access a database in any states including idle, NOMOUNT… Read More »How to Connect Idle, Nomount or Restricted Database Remotely