Tag: mysql
To create a Python script that manages MySQL database, we would typically need to perform operations such as connect to a MySQL server, create a database, create a table, …
Teaching Kids Programming: Videos on Data Structures and Algorithms Table: Employee +-------------+------+ | Column Name | Type | +-------------+------+ | id | int | | salary | int | …
Given a Relational Table stroing the nodes in a tree-like data structure, like this: +----+------+ | id | p_id | +----+------+ | 1 | null | | 2 | …
Let’s suppose we have a table containing two columns ID and sex, and our task is to swap the values of sex i.e. from ‘f’ to ‘m’ and from …
Write a SQL query to get the nth highest distinct salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 …