oracle query optimizer tool

Database objects are often locked by processes, leaving other processes to get blocked. Locking is important as it forces every single transaction in SQL Server to undergo the ACID test, enforcing integrity in the process. Here, we will uncover some useful...

One of the main reasons behind the existence of query attributes is their use in adding metadata to statements. The metadata offers an additional context in MySQL database and SQL , such as the information about the location within the application of...

We already know that point queries are not the best option for big databases. Even though they may be acceptable under certain circumstances, it is better if they are overlooked, unless the Database Administrator has plenty of free time on their hands....

The very first solution to any problem is finding its root cause and SQL or database tuning is no exception. If you wish to improve the performance of your Oracle Server, then you must find out the causes associated that is creating the problem. There...

SQL (Structured Query Language) isn't just about writing queries but also about how it could be run efficiently. Besides, SQL is a standard database query language of an industry that came into practice from the mid-1980s. This must not be confused or...