Oracle’s PL/SQL language has two basic mechanisms for getting data from the database: SELECT and cursors. SELECT is designed to return a single row into local variables; cursors give you the ability ...

Boost your SQL interview readiness with these 35 carefully selected SQL Interview Questions and Answers. Includes real-world ...

If you don’t have a backup of your MS SQL database, then follow the below ways to recover deleted data. Transaction log files record each change made to the ...

Updating fact rows inside a star schema set of tables is never a best practice. Even so, some organizations travel down this path. Consultants occasionally will go so far as to embrace the idea of ...

One of the critical decisions facing companies embarking on big data projects is which database to use, and often that decision swings between SQL and NoSQL. SQL has the impressive track record, the ...

There is an arms race in the nascent market for GPU-accelerated databases, and the winner will be the one that can scale to the largest datasets while also providing the most compatibility with ...