Reviewing the operation modes of Oracle GoldenGate BigQuery Handler
GoldenGate for Big Data 12.3.2.1.1 introduces a new target - Google BigQuery. BigQuery handler can...
Pythian Blog: Data Analytics, Cloud Computing, and Database Management | Vyacheslav Rasskazov
Creating Ansible Custom Module for AWR report generation
Creating AWR reports is a common task for many DBAs. At times, you may need to generate multiple...
Bushy join trees in Oracle 12.2
There are multiple optimizer features introduced in the Oracle Database 12.2 Release. Bushy Join...
Performance problems with Dynamic Statistics in Oracle 12c
I’ve been making some tests recently with the new Oracle 12.1.0.2 In-Memory option and have been...
OLTP type 64 compression and 'enq: TX - allocate ITL entry' on Exadata
Recently we've seen a strange problem with the deadlocks at the client database on Exadata, Oracle...
