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Welcome to Datavail’s Blog, where you can read the latest insights, tips and opinions of our experts on all things data and technology.


Automating Replication Tear-downs and Rebuilds

SQL Server replication will not stand up to some kinds of DDL. This blog post will take you through the process to automate replication tear-downs and rebuilds.

Andy McDermid | April 6, 2017

Reducing SQL Server 2000 to SQL Server 2014 DB Migration Outages

Upgrade your database from SQL2000 to SQL2014 with a 2-hop migration plan, steps outlined here to reduce outages.

Andy McDermid | February 1, 2017

Provisioning SQL Server on Azure VMs

This blog post gives you all the details in order to determine the just-right size to help stand up an Azure Virtual Machine to host your SQL server.

Andy McDermid | January 9, 2017

Making the Case for Native SQL Backups

There are many different types of backups to use in SQL Server. Why use native SQL backups? Find out here.

Andy McDermid | December 13, 2016

Microsoft Azure As an Alternative to a Data Center

Thinking about using Microsoft Azure as an alternative to a data center? Learn about the features and benefits of Azure cloud services.

Andy McDermid | November 9, 2016

Retrofit Vintage SQL 2005 Databases

Read about a couple of very handy backup features included in more recent versions of SQL that you don’t get with vintage databases.

Andy McDermid | May 31, 2016

Cardinality Estimation in SQL Server 2014

The SQL Cardinality Estimator (CE) is the critical piece of SQL query processing that calculates the metrics which determine a query plan’s memory allocation, its shape, and its operators.

Andy McDermid | February 25, 2016

Delayed Durability in SQL Server

In this post we’ll touch on RDBMS, WAL and ACID. Then we may use SSMS and write some TSQL for an introduction to a new SQL 2014 feature, Delayed Durability.

Andy McDermid | November 12, 2015

Tips for Upgrading From SQL 2008 to 2012 or 2014 Part 2

Previously, I mentioned in part 1 that a line has been drawn bisecting the upgrade path leading from SQL 2008 versions to SQL 2012+. As of SQL 2012, Microsoft has implemented a new licensing scheme and SQL instances are now licensed by core rather that by CPU.

Andy McDermid | July 8, 2015