Top 10 SQL Server Wait Types Explained & Fixed
Introduction If the SQL Server instance is slow, the most valuable diagnostic tool is often the simplest: checking Wait Types. […]
SQL Advanced
Sharding vs Partitioning: Key Differences, Use Cases, and Examples Explained
Sharding and partitioning are both strategies for horizontally dividing a large database to improve performance and scalability. While they share
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Database optimisation, Most Imp SQL Concepts, SQL Advanced, SQL Server
Understanding SQL Execution Plans: A Complete Guide for Database Professionals
Performance tuning in SQL begins with understanding how queries are executed behind the scenes. This is where execution plans come
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Database optimisation, SQL Advanced, SQL Server
SQL Server Wait Types Cheat Sheet for Performance Tuning
This cheat sheet summarizes common wait types, their causes, and recommended actions.
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Ghost records in SQL
🧾 What is a Ghost Record in SQL? In Microsoft SQL Server, a ghost record refers to a logically deleted
DBA, SQL Advanced, SQL Server
What is Transactional Replication in SQL Server and how to setup?
What is Transactional Replication in SQL Server? Transactional replication is a SQL Server feature. It copies data from one database,
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Database Modeling, DBA, SQL Advanced, SQL Server
Challenges of working on database of size in TBs
When working with databases that are several terabytes (TB) in size, numerous challenges emerge. These challenges arise from the data
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Database optimisation, SQL Advanced, SQL Server
How SQL Server Relational Engine works in processing SQL queries
The SQL Server Relational Engine, also known as the Query Processor, is responsible for interpreting and executing SQL queries. It
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DBA, SQL Advanced, SQL Server, SQL Server Security
What is SQL Injection and how to prevent it?
Understanding SQL Injection in SQL Server What is SQL Injection? SQL Injection is a security vulnerability that allows attackers to
Database Partitioning in SQL Server
This article explains how to implement database partitioning in SQL Server, its benefits, and best practices.
Correlated Subqueries in SQL Server
This article explains Correlated subqueries which are a powerful SQL feature for handling row-specific comparisons and complex conditions.
Materialized View in SQL Server and its benefits
This article explains Materialized views & its benefits in SQL Server which provide a powerful mechanism for improving query performance.
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Understanding working of SQL Server Hints with examples
In SQL Server, hints are directives provided to the query optimizer to influence how a query is executed. They can
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Vertical and Horizontal partitioning in SQL Server
In the context of database management, partitioning refers to the technique of dividing large tables or indexes into smaller, more
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Difference between Actual & Estimated Execution Plan
The Actual Execution Plan and the Estimated Execution Plan in SQL Server provide insights into how a query will or
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