How to Check Archive Block Size ? To monitor the applying performance of a standby database, we usually make a query on V$MANAGED_STANDBY like this:… Read More »Oracle Archive Block Size
Truncate vs Delete Here I compare the differences between TRUNCATE and DELETE an entire table in the following chart. Question Truncate Table Delete From DDL… Read More »Truncate vs Delete in Oracle
Rename Redo Log File To improve overall performance, sometimes, we may consider to move redo logs to the location with faster disks, like Solid-State Drive… Read More »How to Move Redo Log Location in Oracle
Actually, this topic "How to Move Oracle Database" follows my previous post: How to Move ORACLE HOME. But I think it can be used in… Read More »How to Move Oracle Database
Increase Redo Log Size The default size of redo logs during installation is 50MB which is too small for production databases. Of course, you can… Read More »How to Resize Redo Logs in Oracle
There are several different kinds of situation when you recover a database with inconsistent states among files. In the following, I have to assume that… Read More »When Database is Not Consistent