SQL – Stately World

How to Import Data from a CSV File and Update Tables in MySQL

Managing data efficiently is crucial for any application. MySQL offers a powerful way to import bulk data directly from CSV files and also allows you ...

SQL

Connecting to a MySQL Database and Creating a Backup

On this pageHow to Connect to a MySQL Database and Create a BackupConnecting to a MySQL DatabaseBreaking Down the Command:Creating a Database BackupBreaking Down the ...

SQL

SQL: Stored Procedure

A stored procedure is a collection of SQL statements that are stored in the database. A stored procedure can contain business logic, which is one ...

SQL

Understanding Indexing in Databases: Boost Your Query Performance

On this pageUnderstanding Indexing in Databases: Boost Your Query PerformanceWhat Is Indexing?What Does Indexing Do?The Problem: Unordered TableThe Solution: Add an IndexKey TakeawaysBonus TipConclusion Understanding ...

SQL

SQL: Joins (Inner, Left, Right and Full Joins)

A JOIN clause is used to combine rows from two or more tables, based on a related column between them. On this pageTypes of the ...

SQL

SQL Transactions: BEGIN, COMMIT, ROLLBACK

SQL transactions are used to manage actions that must be executed together. If one action fails, the transaction ensures that none of the actions affect ...

SQL

Managing Duplicate Rows in SQL

When working with databases, duplicate rows can lead to inconsistencies and redundancy, potentially affecting the quality and reliability of your data. Fortunately, SQL provides powerful ...

SQL

Structured Query Language (SQL)

On this pageSome commonly used SQL CommandsSelect QueriesCreate Table:Delete Queries:The date range lies in between two dates in MySQL query Some commonly used SQL Commands ...