Database service configuration TAC or AC
Hi,
We are planning to implement Transparent Application Continuity (TAC) on our Oracle RAC 19c database services to enhance service continuity and failover capability for business-critical OLTP applications utilizing connection pools and JDBC drivers.
We would appreciate your recommendation and validation regarding the following points:
- Which failover type is recommended for TAC configuration in OLTP environments: AUTO or TRANSACTION?
- Our environment cannot accommodate service downtime during implementation , Can the service configuration be modified online using srvctl modify service without interrupting existing application sessions, so that existing sessions continue using the old configuration while new sessions use the updated configuration until session recycling occurs?