Building Microsoft MEAP: Scaling Out SQL Server 2012

Super Scale

In this third article on building Microsoft MEAP, I’ll show you how to Shard your SQL Server 2012 database using Replication to create a Shared Nothing data architecture to support Internet-scale mobile solutions. In the previous article, I discussed Gartner’s Enterprise Application Integration Tools (EAI) critical capability for building a Mobile Enterprise Application Platform (MEAP) using Microsoft … Read more Building Microsoft MEAP: Scaling Out SQL Server 2012

SQL Server Compact 3.5 Service Pack 2 Cumulative Update Package 7 RTW

SQL Server Compact

Hey folks, just wanted to let you know that cumulative update package 7 for SQL Server Compact 3.5 Service Pack 2 has been released to the web. You can download the new bits over at http://support.microsoft.com/kb/2665342. This is a hotfix for an incorrect sort order for a subscriber in SQL Server Compact 3.5 SP2 that synchronizes with … Read more SQL Server Compact 3.5 Service Pack 2 Cumulative Update Package 7 RTW

Performance and Memory Management Improvements with Windows Embedded Handheld

It should be no surprise that over 80% of enterprise handhelds shipped are running Windows Mobile or Windows Embedded Handheld.

Reducing SQL Server Sync I/O Contention :: Tip 5

Trident Submarine

When it comes to delivering server solutions with Windows Server and SQL Server, speed is your friend (as we used to say in the submarine service). More speed means more things can happen in a given period of time. If more things can happen in a given period of time, then you can derive greater … Read more Reducing SQL Server Sync I/O Contention :: Tip 5

Reducing SQL Server Sync I/O Contention :: Tip 4

Add Filter

One of the features that makes SQL Server Merge Replication superior to other sync technologies is something called Precomputed Partitions. SQL Server creates and maintains distinct data partitions/subsets for each unique user or other type of filter value.  Other sync technologies figure out “what’s-changed” on the fly when a Subscriber synchronizes.  This means all change-tracking … Read more Reducing SQL Server Sync I/O Contention :: Tip 4

SQL Server Compact 4.0 Lands on the Web

SQL Server

With the new version 4.0, the little-database-that-could has grown up into a powerful server database ready to take on the web.

Reducing SQL Server Sync I/O Contention :: Tip 3

Primary Key

Uniqueness is a key factor when synchronizing data between SQL Server/Azure and multiple endpoints like Slates and Smartphones. With data simultaneously created and updated on servers and clients, ensuring rows are unique to avoid key collisions is critical. As you know, each row is uniquely identified by its Primary Key.

Reducing SQL Server I/O Contention during Sync :: Tip 2

Database Storage

All DBAs know that Joining tables on non-indexed columns is the most expensive operation SQL Server can perform.

Reducing SQL Server I/O Contention during Sync :: Tip 1

SAN Storage

The act of tracking changes made by each SQL Server Compact or Silverlight sync subscriber can cause a lot of locking and blocking on the server.

Mobile Merge Replication Performance and Scalability Cheat Sheet

SQL Server Compact

If your Mobile Enterprise Application Platform (MEAP) is using SQL Server Merge Replication to provide the mobile middleware and reliable wireless wire protocol for SQL Server Compact (SSCE) running on Windows Mobile 5/6.x devices + Windows XP/Vista/7 laptops, desktops and tablets; below is a guide to help you build the fastest, most scalable systems: