Analyzing Oracle Performance Statistics with v$statname and v$sysstat Purpose Monitoring and understanding your Oracle database instance's performance is crucial for maintaining optimal efficiency. Oracle provides dynamic performance views, such as v$statname and v$sysstat, to access a wealth of performance statistics. …

Real-Time Oracle Rollback Detection: Is Your Database Undoing Changes? This SQL query monitors real-time rollbacks in Oracle databases. It identifies which sessions are actively undoing changes and tracks their progress by observing the used_ublk value (the number of undo blocks in use). When used_ublk reaches zero, …