Author Archives: Sandeep Srivastava

SQL Query Optimization Techniques

Query optimization is a technique for obtaining required data in a very efficient manner when we deal with databases which are having a very large amount of data and very complex data. And also there is a scenario i.e. in general queries are tested with a database, which is having very fewer data at the Continue Reading »

BLOG ON TIME COMPLEXITY OF ALGORITHM

What is Time Complexity? Time Complexity is the time consumed by the algorithm to complete its execution. Time Complexity is measured by summing the time of all the elementary operations. There are many notations to represent the time complexity like:- (1)Big Oh, O (2)Omega, Ω (3)Theta, Θ But, the most commonly used notation for Time Continue Reading »