Investigating the efficiency of networks based on the RPL protocol in the conditions of fixed and mobile nodes using the cooja simulator

SQL queries are used to perform operations such as updating, storing, and retrieving and etc. this report focuses solely on data retrieval commands. There are different commands for data retrieval that have the same output but their implementation time varies. Certainly, in order to improve the performance of the database, a query should be used that has less execution time. There are a lot of tips and tricks that help in optimizing queries that we mentioned to some of them. The Jimiter tool is used to compare the time.

Keywords:

minimum sql , optimization , query , jmeter