Databases & DBA Interview Questions

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Job Title

What is Domain Integrity in RDBMS?
Apr 30, 2019
3
What is the difference between Top 1 and Top 1 1 in SQL Query
Jan 04, 2019
1
How to deal with dirty read update? multiple user read same data at same time and update back.
Jan 02, 2019
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How to check Index Fragmentation and when to perform Index Rebuild OR Index Reorganize?
Nov 17, 2018
2
What is a Heap?
Sep 26, 2018
2
What is Database Cloning?
Jan 29, 2018
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What are Interpreted Queries?
Jan 27, 2018
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What do you understand by Logon Triggers in SQL Server (All Versions).
Jan 27, 2018
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Define Lead and Lag functions in SQL.
Jan 27, 2018
1
Alter a null column to set default value to 0 in SQL server.. In Production environment.
Nov 30, 2017
7
What is Offline data warehouse, real time datawarehouse and Integrated data warehouse?
Aug 22, 2017
1
What is the difference between where clause and having Clause?
Sep 10, 2016
9
What is the difference between mysql and mysqli?
Jul 05, 2016
2
What is the difference between inner and outer join? Explain with example.
May 03, 2016
7
Write a code in such a way that my SQL connection should be always connected?
Apr 07, 2016
2

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