Enlink Senior SQL Database Developer Interview Questions and Answers

Q1. What is sql , index , stored proc , triggers
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Q1. How to sync primary and standby?
Ans. 
Primary and standby databases can be synced using Data Guard in Oracle.
• Configure Data Guard on primary and standby databases

• Enable redo transport services

• Monitor and resolve any synchronization issues

• Perform switchover or failover when necessary
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Q2. Performance tuning?
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Q1. Why you want to change the job?
Ans. 
Seeking new challenges and growth opportunities in a dynamic environment.
• Looking for new challenges to enhance my skills and knowledge

• Seeking growth opportunities for career advancement

• Interested in working in a more dynamic and innovative environment
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Q2. Expected salary.
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Q1. Static and dynamic polymorphism
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Q2. Code snipts related to prefix and postfix
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Q1. Dataguard architecture
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Q2. Rman backup and restoration
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Q1. Why you join inm
Ans. 
I joined inm because of the company's reputation for innovation and growth in the tech industry.
• Attracted to company's reputation for innovation

• Excited about opportunities for growth in tech industry

• Impressed by company culture and values
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Q1. How to insert multiple values in one go
Ans. 
Use the INSERT INTO statement with multiple value sets separated by commas
• Use the INSERT INTO statement followed by the table name

• List the column names in parentheses after the table name

• Use the VALUES keyword followed by multiple value sets in parentheses, separated by commas

• Example: INSERT INTO table_name (column1, column2) VALUES (value1, value2), (value3, value4)
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Q2. Update query using joins
Ans. 
Update query using joins in SQL
• Use UPDATE statement with JOIN clause to update data in multiple tables

• Specify the tables to be updated and joined using ON clause

• Set the columns to be updated in SET clause
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Q1. Technical discussion
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Q1. Manager round and technical discussion
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Q1. Selection processs
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Performance tunning and sql profiler

Q1. About oracle database functionality
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Q1. Salary discussion
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