Chapter 1. Co-existence Patterns
"It's coexistence or no existence"
Relational Database Management Systems (RDBMS) have been pervasive since the '70s. It is very difficult to find an organization without any RDBMS in their solution stack. Huge efforts have gone into the standardization of RDBMS. Because of that, if you are familiar with one RDBMS, switching over to another will not be a big problem. You will remain in the same paradigm without any major shifts. Pretty much all the RDBMS vendors offer a core set of features with standard interfaces and then include their own value-added features on top of it. There is a standardized language to interact with RDBMS called Structured Query Language (SQL). The same queries written ...