learn sql

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> If you are venturing into the world of SQL, one thing you inevitably will come across are SQL Joins. They are integral to combining data from two or more tables based on related columns between them. In this blog post, we […]

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> Are you new to SQL Server? Don’t worry! This blog post will provide you with some essential tips and examples of SQL code for beginners that can help you get started with SQL Server. Understanding SQL Server SQL Server is a

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> Welcome to the exciting world of SQL (Structured Query Language)! This beginner’s guide provides a basic understanding of SQL and its applications in handling and maneuvering around data in a database. SQL is a standard language designed primarily for managing data

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> The world today runs on data. Big data is the lifeblood of businesses across industry domains globally. But as a data professional, you already know that. The real question is – are you well-versed with the language of database management –

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> Temporal tables, also known as system-versioned temporal tables, are a new feature in SQL Server 2016. They are designed to keep a full history of data changes, allowing you to query ‘point in time’ data, which is incredibly useful in scenarios

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> Welcome to the exciting world of SQL! SQL, or Structured Query Language, is a language designed to allow both technical and non-technical users query, manipulate, and transform data from a relational database. And due to its simplicity, SQL databases provide safe

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> In the realm of relational databases, SQL is a powerful language used by programmers and data analysts to interact with the data. Among the arsenal of SQL commands and functionalities, understanding how to group data can help in providing summary information

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> Introduction In SQL, tables are mutable which means they can be altered after creation. We usually find ourselves in situations where we need to add more data to a table, which ideally should fit in a new column. This post aims

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> In this tutorial we will highlight how to make a calculated average age query in a database using SQL. For this tutorial, we suppose we are dealing with a table named ‘Customers’, which has a column of birthdates named ‘BirthDate’. Calculate

For an instructor lead, in-depth look at learning SQL click below. Learn SQL >> If you are dealing with a large database, there might be a situation where you need to combine data from multiple rows into a single string. Fortunately, SQL (Structured Query Language) offers some simple tools and methods for this consolidation. In