Mastering SQL Queries: How to Count Preferences Across Multiple ColumnsIn the world of data analysis, SQL is a powerful tool that empowers us to extract valuable insights from our datasets. It allows us to…Oct 15, 2023Oct 15, 2023
Primary and Foreign Key ConstraintsPrimary keys are an important concept in SQL databases. They provide a unique ID for every row in a database table. The PRIMARY KEY…Oct 2, 2023Oct 2, 2023
What is SQL? Learn SQL Basics & SQL | DDL, DQL, DML, DCL and TCL CommandsWhat is SQL?Sep 9, 2023Sep 9, 2023
SQL SubqueryA subquery is a query that is nested inside a SELECT, INSERT, UPDATE, or DELETE statement, or inside another subquery. So, In SQL a…Sep 9, 2023Sep 9, 2023
5-Day SQL Day Study Plan: Master your SQL interviewDay 1: Review of Basics & Intermediate ConceptsSep 7, 2023Sep 7, 2023
