Oracle 19c

Oracle 19C : Exporting and Importing Broker Configuration

By Mouhamadou Diaw Up to Oracle 19c, there was no automatic way to backup the configuration of the broker. One solution was to manually copy all executed instructions in a file. With Oracle 19c, there is now the possibility(…)

Oracle 19C : Dynamic Change of Fast-Start Failover Target

By Mouhamadou Diaw Oracle 19C is now available on premise. There are lot of new features. One for the Data Guard Broker is that now we can dynamically change the fast-start failover target to a specified member in the list(…)

Configure AFD with Grid Infrastructure software (SIHA & CRS) from very beginning.

Introduction : Oracle ASM Filter Driver (Oracle ASMFD) simplifies the configuration and management of disk devices by eliminating the need to rebind disk devices used with Oracle ASM each time the system is restarted. Oracle ASM Filter Driver (Oracle(…)

Docker: efficiently building images for large software

By Franck Pachot . I see increasing demand to build a Docker image for the Oracle Database. But the installation process for Oracle does not really fit the Docker way to install by layers: you need to unzip the distribution,(…)

PDB upgrade from 12c to 18c

By Franck Pachot . Oracle 18c is out, in the Oracle Cloud, and the first thing I do with a new version is testing how long it takes to upgrade a previous version PDB by unplug/plug. Faster upgrade should be(…)

Quick history on database growth

By Franck Pachot . AWR collects segment statistics, and this can be used to quickly understand an abnormal database growth. Here is a script I use to get, from the AWR history, the segments that have grown by more than(…)

Postgres vs. Oracle access paths IX – Tid Scan

By Franck Pachot . In the previous post we have seen how Postgres and Oracle finds the table row from the index entry. It uses the TID / ROWID. I’ll focus on this access path(…)