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Database Developer Interview Questions
5,217 database developer interview questions shared by candidates
how to get total# of records from table
They have asked few questions not related to skills mentioned on my resume
Tell me some thing you know about LP?
Interviewer asked me how many type of ALWAYSON IN SQL.I replied the right answer than he told me the rigth is answer which are mode in alwayson
1. select second largest salary from the table
Please explain the process to investigate and troubleshoot database performance issue?
1. Very specific database related problem in MongoDB. Given a collection, a set of indexes and a set of queries, would adding a particular index help and why? 2. Given a set of index servers in a data center that has 2 GBPS ethernet WAN capacity, describe a most efficient way to transfer the index files (100 M each) to a set of 10 web servers in a different data center with equivalent receiving ethernet speed at the same time without any data loss. 3. What are some of the Percona utilities that you have used for MySQL and the monitoring tools. Why do you like a certain tool better over the other? (mainly to describe the features of the tool used). 4. Describe the architectural strategy or options to design your data servers in such a way that for those candidates to access their resume data that is stored in a remote data center after they have moved to a different geographic region that is closer to another data center, is the most optimal.
Related to the work,Challenges and how I have troubled shoot the issues. Question where asked :Netezza Architecture,Groom and Backup Strategies ,WLM,Netezza Replication system and DBA specific works and also basic shell scripting.
Technical questions
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