Category Archives: availability

How Much Data Availability is Enough?

I bet that some of you reading the title of this blog post scoffed at it. I mean, in this day age, isn’t round-the-clock availability for every application and user just a basic requirement? No, it shouldn’t be. Let’s discuss. … Continue reading

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Minimizing Database Outages with Replication

A primary goal of most organizations is to minimize downtime and improve the availability of their IT systems and applications. According to a recent study on achieving 2018 database goals by Unisphere Research, “Enterprises seek to base most, if not … Continue reading

Posted in availability, data integration, DBA | 2 Comments

DBA: Development Versus Production

There are many different ways to look at database administration. It can be done by task, by discipline, by DBMS, by server, and so on. But one useful way to look at DBA is in terms of the type of … Continue reading

Posted in availability, backup & recovery, change management, database design, DBA, SQL | 3 Comments

Defining Database Availability

Before anyone can reasonably discuss the importance of data and database availability, it is necessary to first have a good definition of availability. After all, we should know what we are talking about. Simply stated, availability is the condition wherein … Continue reading

Posted in availability, backup & recovery, DBA, performance | 7 Comments

Diminishing Downtime

One of the on-going goals of database administration is to minimize downtime and improve availability. If the DBMS is down, data cannot be accessed. If the data is not available, applications cannot run. And if your applications cannot run, your … Continue reading

Posted in availability, change management, data integrity, DBA | 2 Comments