A well-known high-availability concept is database mirroring, which maintains synchronization of the database on one or more servers to guarantee data redundancy and fault tolerance. This article covers the foundations of mirroring, its history, advantages, and best practices for configuration. Introduction Database mirroring is manually replicating a database’s contents from the primary server to a … Read more
Database snapshots are potent concepts in SQL Server that allow us to create a read-only and static copy of a database. This feature can be used for reporting, restoring data from a snapshot database at any point in time, testing, or making it a crucial tool for database administrators seeking high availability, minimal downtime, and … Read more
Log Shipping (or LS) in SQL Server is a disaster recovery solution that automates the backup, copy, and restore of transaction logs from a primary server to a secondary server. It is critical for maintaining high availability and minimizing data loss in a primary server failure. Introduction to Log Shipping in SQL Server Log Shipping … Read more
Explore the top 50 SQL Server Replication Interview Questions to better understand. Replication is SQL Server’s main feature. It provides a facility to create a mechanism to copy data/database objects from one SQL instance to another while ensuring consistency. It is commonly used to distribute data across multiple servers or databases, ensuring that changes in … Read more
Peer-to-peer replication in SQL Server is a customized method that allows data to be synchronized bidirectionally across several database nodes. Unlike traditional replication methods, which generally convey data from a single Publisher to one or more Subscribers, Peer-to-Peer Replication allows each node to function as both a Publisher and a Subscriber, allowing changes to be … Read more
SQL Server’s merge replication is perfect for offline and dispersed environments since it enables bidirectional data synchronization across Publisher and Subscriber databases. Both ends allow for changes, which are combined when synced. To address data disparities, it has built-in dispute resolution procedures. In situations like dispersed systems and mobile applications, merge Replication is frequently employed. … Read more