National Stock Exchange of India System Analyst Interview Questions and Answers

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Q1. Different between union and structed different between primary key and foreign key MYSQL DML query
Ans. 
Explaining the differences between union and struct, primary key and foreign key, and providing an example of a MYSQL DML query.
• Union is used to combine data from two or more tables, while struct is used to group related data together.

• Primary key uniquely identifies a record in a table, while foreign key refers to a field in another table.

• Example of MYSQL DML query: INSERT INTO table_name (column1, column2, column3) VA
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Q1. Are okay with flexible shift? tell me about yourself? are okay with no trending clause policy?
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