Our blog isn’t just a record. It’s a resource.
We know how difficult managing a database can be. Luckily, we’re here to share our experiences troubleshooting, building, improving, and operating them. Browse blogs below, and feel free to comment!
Investigating TSAMP Details in Already Setup Environment
There are several scenarios where you might need details to re-build TSAMP. If TSAMP did not start properly after an upgrade or even while troubleshooting, the option to open a case with IBM and get root cause analyzed takes time. In many of these scenarios, it's just...
Db2 Basics: Beyond Just Taking a Backup – Backup Performance, Utilities, and More!
While I've covered this topic in detail, and blogged about a specific backup performance problem, I've never talked about this at the basic level. What is a Backup? A backup is a binary image of the entire Db2 database. It is, therefore, the size of the entire Db2...
Cost Threshold for Parallelism
One of the most common missed configuration settings in SQL Server is the cost threshold for parallelism. By default it is set to 5, meaning that when SQL estimates that the cost of a query will be greater than 5 running a serial plan, SQL will split the plan into...
Migrating Your AlwaysOn DR Node to a Different Location
There may be a situation when you need to move one of your servers that is part of an Availability Group to a different data center and the IP address for that server will change. In this example, we will be moving a DR node from one data center to another and change...
The Pros and Cons of MongoDB
MongoDB is one of the world's most popular object-oriented NoSQL databases. But like any other database, MongoDB has specific places where it flourishes and areas where it falters. The Question: To Use Or Not To Use Some of the best ways to utilize MongoDB is when...
Explaining the IBM-HCL Partnership
It's been a little more than two years since IBM and HCL Technologies entered into their 15-year partnership, but there's still a lot of confusion around their collaborative motives. Putting their efforts toward marginal software hasn't been a primary concern; rather,...
Informix Error -908: Attempt to connect to database server (<dbservername>) failed
The Informix -908 error is returned when an attempted connection to an Informix server is unsuccessful. The vagueness of the message can be frustrating, but knowing what to look for can help to pinpoint the problem and resolve the connection issues. When setting up an...
MySQL Error 1227 “Access denied; you need (at least one of) the SUPER privilege(s) for this operation”
Here at XTIVIA we have provided professional services many times to clients running into errors while restoring a MySQL database from a backup created with mysqldump. One specific error on import of a backup, Error 1227, reports "Access denied; you need (at least one...