A specific set of methods for duplicating and administering information from one database to another, and then coordinating them to maintain a specific regularity is called server replication. By utilizing server replication, you can allocate data to various locations while also sending information to remote users through both local and wide location networks, wireless connections, the internet, and dial-up connections. In fact, through using SQL replication, you can send data to as many databases as you need through WAN, LAN, and internet locations.
Transactional Replication
Utilized in server-to-server events, transactional replication needs tremendous throughput to be operational, like data reporting and storage, data integration for numerous sites, developing scalability and accessibility, discharging batch handling and merging different types of data. This process will monitor a publisher’s database and resend any changes that have been made.
Merger Replication
Mainly used for mobile applications, merger replication is generally used for programs that have potential data issues. Some of the common problems include trading data between mobile users, retail sale applications and data integration from various websites. When using merger replication, it’s important to know that certain conflicts may arise. If you do encounter a problem, the merger replication program will follow a specific solution plan to correct the conflict.
Snapshot Replication
Used to give original data to merger and transactional replication, snapshot replication is also utilized when specific data needs to be completely refreshed. By implementing these three forms of replication, a SQL Server offers a strong and versatile operation for coordinating information across your entire system. When compared to merger and transactional replication, snapshot replication is a more time consuming process. This particular type of replication should be used when you need to completely overwrite a database or if a database replication needs to be conducted.
As a substitute to replication, you can coordinate different databases through computer programs like Microsoft Sync Framework. This program includes elements like flexible API and Intuitive that allow synchronizing through SQL Server Express, SQL Server, SQL Azure databases and SQL Server Compact. Additionally, Sync Framework includes certain classifications that can be coordinated with certain databases that are adaptable with ADO.NET and a SQL Server database.
Reasons to use SQL Replication
There are many different benefits that SQL replication provides. The biggest advantage that replication offers is the ability to reduce redundancy. For instance, if a company operates a specialized database, database replication may be necessary on a different server in case the primary server ever fails. Another advantage of using SQL replication is load balancing. Through utilizing replication you can distribute the entry load between different database servers.