Scaling out means distributing work across multiple server resources rather than relying only on a larger machine. SQL Server offers several technologies, each with different goals and consistency properties.
Category: ব্লগ । Blog
ব্লগ । Blog
Nov 10
SQL Server Dynamic Management Views: Diagnosing Performance Problems
Dynamic management views and functions expose information about SQL Server execution, memory, files, indexes, and sessions. They are powerful diagnostic tools, but the meaning of their counters must be understood.
Nov 10
SQL Server Performance Tuning: Hardware, Operating System, and Database Engine
Performance tuning spans multiple layers: server hardware, Windows configuration, SQL Server settings, schema design, SQL statements, and application access patterns.
Nov 10
SQL Server Indexes Explained: Clustered, Nonclustered, and Composite Keys
An index helps the SQL Server query optimizer find rows efficiently, but every index carries maintenance costs. Good index design begins with real workloads rather than indexing every column.
Nov 10
SQL Server Backups and Recovery Models: What to Protect and How to Restore
A backup strategy protects against accidental deletion, corruption, ransomware, operator error, and physical failures. Replication, clustering, and RAID do not remove the need for independent, tested backups.
Nov 10
How to Improve SQL Server Query Response Time: A Measured Workflow
Speeding up a SQL Server query is an evidence-based process. An index hint or server upgrade should not be the first response to an unexplained delay.
Nov 10
SQL Server Quick Reference: Optimization, Scaling, DMVs, and Backups
SQL Server performance and reliability are related but distinct concerns. A healthy instance needs efficient statements, realistic capacity planning, observability, and a tested restoration process.
Nov 10
SQL Server Administration Study Notes: Performance, Cursors, Indexes, and Recovery
This study guide brings together major SQL Server administration concepts: measuring performance, using indexes, diagnosing slow queries, avoiding inefficient cursors, planning scalability, and protecting recoverability.
Nov 10
C# and SQL Server: From Foreign Keys to Reusable Database Commands
Database-backed .NET applications depend on both a correct schema and correctly parameterized application queries. This tutorial links foreign keys, stored procedures, and prepared SQL commands.
Nov 10
PHP Functions for SQL Server: Historical MSSQL APIs and Supported Replacements
A historic PHP API family exposed functions beginning with mssql_, including connection management, result fetching, stored-procedure execution, and metadata inspection. That API is no longer suitable for modern PHP applications.
