-
March towards SQL Server : Day 31 – SQL DBA Interview Questions Answers – SQL Server 2012 and 2014 New Features
Hello Readers, Today I am posting the last post for my series ‘March Towards SQL Server‘. At this point, I would like to say thank you for boosting me up by commenting or liking my posts in different forums. I am ending this series but I will be back with lot more new ideas. Stay…
-
March towards SQL Server : Day 30 – SQL DBA Interview Questions Answers – About Traces & System Stored procedures
Lets talk about Traces and System procedures that are very useful for a DBA Routine. Interview Questions on Trace Flags What are trace flags? Trace flags are used to temporarily set specific server characteristics or to switch On/Off a particular behavior. Trace flags are frequently used to diagnose performance issues or to debug stored procedures.…
-
March towards SQL Server : Day 29 – SQL DBA Interview Questions Answers – All About DBCC & DMVs
Dear readers, Now its time to cover one of the most important topic for any Database Administrator out there. We owe our career as DBA to these small yet most powerful feature provided by Microsoft to check every minute details about our system and these little keywords always come to rescue when anyone from…
-
March towards SQL Server : Day 28 – SQL DBA Interview Questions Answers – All About Indexes – Part 2
Here goes another post on Indexes. I hope you read my previous post on Indexes. If not, you may quickly go through. SQL DBA interview questions and answers on Indexes Part 1 1. What are the Advantages of Indexes? Query optimization: Indexes make search queries much faster. Uniqueness: Indexes like primary key index and unique…
-
March towards SQL Server : Day 27 – SQL DBA Interview Questions Answers – All About Indexes
Lets not forget to talk about our ‘best friend’ for performance – Indexes. I know this is redundent information but the whole idea is to collect everything at one place. 1. What is an Index? A database index is a data structure that improves the speed of data retrieval operations on a database table at…
-
March towards SQL Server : Day 26 – SQL DBA Interview Questions Answers – SQL Server Performance Tuning – 4
Here I am posting final post on SQL Server Performance Tuning concepts. I hope you must have read our previous posts on Performance Tuning. If not, have a quick look Part1 , Part 2 and Part 3. 1. What are the lockable resources in SQL Server? The following table shows the resources that the Database…
-
March towards SQL Server : Day 25 – SQL DBA Interview Questions Answers – SQL Server Performance Tuning – 3
Here goes another post on Performance Tuning concepts. You may want to take a quick look at previous post on this topic. Performance Tuning Part 1 Performance Tuning Part 2 1. What is Isolation level in SQL Server? Isolation level defines the degree to which one transaction must be isolated from resource or data…
-
March towards SQL Server : Day 24 – SQL DBA Interview Questions Answers – SQL Server performance Tuning – 2
Dear Readers, In this blog, I am taking a different approach. It’s very common that interviewer promptly asks another question from your answers only. Performance Tuning is the area where this can be done easily during any interview. Interviewer may just try to see if you really know about practical implementation of performance tuning…
-
March towards SQL Server : Day 23 – SQL DBA Interview Questions Answers – SQL Server performance Tuning
Dear Reader, Today, I thought of writing interview questions on SQL Server Performance Tuning. I tried my best to touch upon many areas however Performance Tuning is something that can’t be covered end to end – you know that. Let me try starting from basic concepts to some scenarios type question. What is the use…
-
March towards SQL Server : Day 22 – SQL DBA Interview Questions Answers – REPLICATION Part II
Readers, Replication is a vast topic and there are many questions and scenario based issues which a DBA can face. So, today’s series of Interview Questions on Replication presents 31 more questions to make you a highly knowledgeable professional on replication. You can refer to Part I of Interview Questions series on Replication here. Happy learning! 1) Is it…
-
March towards SQL Server : Day 21 – SQL DBA Interview Questions Answers – REPLICATION
Dear Readers, Now as we have already crossed two third of the month and covered a lot of topics till date, Now lets get a deep insight about another very interesting feature of SQL Server, The Replication. It is simple, It is bit tough and It is complex at the same time depending on the…
-
March towards SQL Server : Day 20 – SQL DBA Interview Questions Answers – Always ON – 2
I hope you enjoyed my last post on Always On. Here goes the final post on Always On feature. What is availability group wizard? Availability Group Wizard is a GUI using SQL Server Management Studio to create and configure an AlwaysOn availability group in SQL Server 2012. What are the Restrictions on Availability Groups?…