SQL
SQL
SQL

B-Tree Index

2023-04-07

B-Tree Index

This article covers the B-Tree index, its advantages, considerations for choosing indexed columns, creating B-Tree indexes, and scenarios where using B-Tree indexes may not be beneficial.

Database
Database
SQL
SQL
Partitioning in SQL

2023-03-20

Partitioning in SQL

This article explains the concept of partitioning in SQL, its advantages, and various types of partitioning methods available, including range partitioning, list partitioning, hash partitioning, key partitioning, and subpartitioning.

Database
Database
SQL
SQL
SQL Tuning Techniques

2023-03-19

SQL Tuning Techniques

This article introduces fundamental strategies and techniques to optimize SQL queries, including index utilization, avoiding meaningless sorting, reducing repetitive processing, and minimizing the number of SQL executions.

Database
Database
SQL
SQL
SQL Tuning

2023-03-17

SQL Tuning

This article introduces various techniques to optimize SQL queries, including column selection, table aliasing and systematic flow.

Database
Database
SQL
SQL
DDL, DLM, DCL in SQL

2023-03-14

DDL, DLM, DCL in SQL

This article explains the fundamental concepts of Data Definition Language (DDL), Data Manipulation Language (DML), and Data Control Language (DCL) in SQL databases.

Database
Database
SQL
SQL
Cost-Based Optimizer (CBO)

2023-03-14

Cost-Based Optimizer (CBO)

This article explains the Cost-Based Optimizer (CBO) and its role in creating efficient execution plans for SQL queries, considering factors such as statistical information, indexes, and data volume.

Database
Database
SQL
SQL
Full Table, Index Unique, and Index Range Scans

2023-03-14

Full Table, Index Unique, and Index Range Scans

This article provides an overview of SQL scanning methods, including Full Table Scan, Index Unique Scan, and Index Range Scan, and discusses their use cases and factors to consider when selecting between them.

Database
Database
SQL
SQL
CASE Statement in SQL

2023-03-13

CASE Statement in SQL

This article provides an overview of the CASE statement in SQL, including its usage, types (simple and searched), examples, and its application in ORDER BY and UPDATE statements, as well as handling NULL values.

Database
Database
SQL
SQL
Bind Variable in SQL

2023-03-12

Bind Variable in SQL

This article explains the concept of bind variables in SQL, discussing their role in optimizing performance, preventing SQL injection attacks, and improving scalability.

Database
Database
SQL
SQL
SQLFluff

2023-03-12

SQLFluff

This article introduces SQLFluff, an open-source tool that automatically detects and corrects formatting issues in SQL queries.

Database
Database
SQL
SQL
Window Functions in SQL

2023-03-08

Window Functions in SQL

This article explains the window functions in SQL, covering their purpose, structure, and comparing them with the GROUP BY clause.

Database
Database
SQL
SQL
EXISTS in SQL

2023-03-07

EXISTS in SQL

This article explains the EXISTS operator in SQL, covering the differences between EXISTS and IN, and the usage of correlated and uncorrelated subqueries to optimize performance.

Database
Database
SQL
SQL
What is SQL Injection -Understanding the Dangers and How to Prevent It-

2023-03-04

What is SQL Injection -Understanding the Dangers and How to Prevent It-

This article discusses the concept of SQL injection and the dangers it poses to database-driven applications. SQL injection attacks can lead to loss, manipulation, or destruction of sensitive data, unauthorized access, financial losses, legal liability, and reputational damage.

Database
Database
SQL
SQL
SQL Joins

2023-03-04

SQL Joins

This article explains the different types of SQL joins - Inner, Left, Right, and Outer joins. SQL joins are used to combine rows from two or more tables based on related columns.

Database
Database
SQL
SQL
Using Nested WITH Clauses in SQL

2023-03-04

Using Nested WITH Clauses in SQL

This article discusses the use of nested WITH clauses in SQL, which allows for the creation of complex queries by nesting one or more Common Table Expressions (CTEs) inside another CTE.

Database
Database
SQL
SQL
Self Join in SQL

2023-03-04

Self Join in SQL

This article explores self join in SQL, which is a tool for managing and analyzing complex data structures. It involves joining a table to itself, creating a self-referential relationship between the data.

Database
Database
SQL
SQL
SQL WITH Clause

2023-03-04

SQL WITH Clause

This article explores the SQL WITH clause, a powerful tool that can simplify complex queries and improve query performance.

Database
Database
SQL
SQL
Subquery in SQL

2023-03-02

Subquery in SQL

This article explains the concept of subqueries in SQL and their syntax and usage.

Database
Database
SQL
SQL