This is the final article in a series documenting an exercise that we undertook for a client recently. Currently running an Oracle-based datawarehouse platform, the client asked for our help in understanding what a future ETL and reporting platform could look like, given the current landscape of tools available. You
Oracle release their "Critical Patch Update" (CPU) notices every quarter, bundling together details of vulnerabilities and associated patches across their entire product line. October's was released yesterday, with a few entries of note in the analytics & DI space. Each vulnerability is given a unique identifier (CVE-xxxx-xxxx) and
It's easy to talk about a technology using only jargon. It's much harder to talk about a technology without using jargon. I have seen many meetings between business and IT break down because of this communication barrier. I find it more discouraging when I see this communication breakdown happen between
During a recent project installing Oracle BI Applications, I became much better acquainted with OPatch, Oracle’s standard tool for managing application patches. By acquainted, I mean how to troubleshoot when OPatch patching fails. Since, at last count, there are around 50 patches total for Oracle BI Applications 11.1.
Although Oracle GoldenGate replaced Oracle Streams a couple of years ago as the recommended data replication and change data capture technology for Oracle databases, many customers still on Oracle Database 11gR2 or earlier still use Streams for Oracle-to-Oracle change data capture as it works and compared to GoldenGate doesn’t
Flame Graphs are a visualisation that I learnt about through the excellent Linux systems performance work of Brendan Gregg, and saw Luca Canali talk about recently at UKOUG Tech 14. They’re a brilliant way of summarising extremely dense information in a way from which the main components accounting for
An important part of working with ODI is analysing the performance when it runs, and identifying steps that might be inefficient as well as variations in runtime against a baseline trend. The Operator tool in ODI itself is great for digging down into individual sessions and load plan executions, but