Last year, I covered a number of the so-called “Twitter protests” in China (#cn220), Iran (#25bahman), and Algeria (#fev12). Since these protests began in January 2011, the Arab Spring has claimed many members of both ruling and revolting groups…
Monthly Archives: January 2012
Network of foreign key constraints in Oracle Transportation Management
If you’ve ever worked under the hood with OTM, you’ll know that there’s some pretty serious normalization. As I recently explained, deleting a single order can involve traversing over a hundred tables. So, what does this network of table…
Debugging ORA-02292: integrity constraint (OWNER.CONSTRAINT) violated – child record found
Did you find this post useful? Does your organization need Oracle services? We can help. Working with Oracle databases can be daunting to developers and analysts who lack a deep understanding of relational models and SQL. One excellent…
Saving memory in redis and python with struct.pack
In redis, every object is either a binary-safe string or collection thereof. Even if you’re storing numbers from your client library or using the INCR/DECR counter within redis, the actual values are stored in memory as strings. In some…
Building, configuring, and benchmarking redis from Github source
Part of blogging for myself is making notes about process that may or may not garner a wide audience. The first of these notes will cover the process to build, configure, and benchmark redis that I’ve put together. Building…
