Umesh Chandra

Blog

  • Greedy Algorithm

    Greedy Algorithm is an approach for solving a problem by selecting the best option available at the moment. It doesn’t matter whether the current best result will bring the overall optimal… Read more

  • MySQL – Data Type Default Values

    Data type specifications can have explicit or implicit default values. A DEFAULT value clause in a data type specification explicitly indicates a default value for a column. Examples: SERIAL DEFAULT VALUE is a special… Read more

  • MySQL Flow Control Functions

    The control flow function evaluates the condition specified in it. The output generated by them can be a true, false, static value or column expression. We can use the control flow… Read more

  • MySQL String Functions-2

    1. FIELD(str, str1, str2, . . .) Returns the index (position) of str in the str1, str2, str3, … list. Returns 0 if str is not found. If all arguments to FIELD() are strings, all arguments are compared as strings. If all arguments… Read more

  • MySQL String Functions

    For functions that operate on string positions, the first position is numbered 1. ASCII(str) Returns the numeric value of the leftmost character of the string str. Returns 0 if str is the empty string. Returns NULL if str is NULL. … Read more

  • System Design Tutorial

    System Design is the process of defining elements of a system like modules, architecture, components and their interfaces and data for a system based on the requirements specified by the end-user.… Read more

  • SQL Operations

    SET OPERATIONS Set operations are used to combine the results of two or more queries into a single result. The combined queries must return the same number of columns and… Read more

  • Basic SQL

    What is SQL ? SQL stands for Structured Query Language. It is used for storing and managing data in relational database management system (RDBMS). What Can SQL do? RDBMS RDBMS… Read more

  • Basic UNIX/LINUX Commands

    Basic Commands: 2004 Represents the year name It gives the following output 10 Represents the month number i.e., OCTOBER It gives the following result Who Command represents the total users… Read more

  • Binary Search Tree

    Binary Search Tree is a type of Binary Tree, where it follows some specific order in arranging the elements, In a binary search tree, the value of the left node… Read more

Welcome to my blog!

I’m Umesh, a student at Vellore Institute of Technology, Chennai, navigating the exciting realm of Computer Science Engineering. Beyond the world of algorithms and code, I’m passionate about leveraging technology for innovation.

Join me on this journey as we explore the intersection of technology and a purpose. As a third-year student at VIT Chennai, my commitment to leveraging technology for innovation has been a driving force

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