Difference between Primary key and unique in SQL ?
Database Coordinator Interview Questions
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Typical questions regarding SQL and databases: difference between truncate and delete, union vs. union all, what is index/ trigger/ package.
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When you have 3 mongodb shard cluster where data distributed across the nodes. Incase of 1 shard went complete down will mongodb serves the application? Will it get crash? What about the results?
What is foreign key? What is joins Primary key Foreign key Unique Create table syntax Where having difference Insert delete query How to count empname How to add 1 to 100 serial number in Excel
All questions were very technical
SH scripting
In screening they asked, our introduction and basic hr questions
Nothing difficult, just unexpected argumentative and belittling comments. As any seasoned DBA will tell you, 99% of the answers are "it depends". Not good enough for them.
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