Question 1

What experience does the freelancer have with PostgreSQL database design?

Accepted Answer

Look for freelancers who have designed databases before. They should discuss past projects and the types of database models they have created. In India, there is a rich pool of database talent familiar with complex database systems.

Question 2

How does the freelancer handle data migration tasks?

Accepted Answer

Ask if the freelancer has experience with migrating data between systems. They should outline steps they take to ensure data integrity and minimal downtime. In India, data migration is often part of IT transformation projects.

Question 3

Can the freelancer provide custom queries to meet our project needs?

Accepted Answer

The freelancer should be able to craft personalized queries. They should explain how they approach gathering requirements and testing queries. In some Indian projects, custom queries are needed to interact with large datasets.

Question 4

What is the freelancer's approach to performance tuning in PostgreSQL?

Accepted Answer

Ask freelancers about their methods for improving database speed. They should talk about indexing, query optimization, and resource monitoring. Experienced freelancers can share examples of speed improvements they've achieved.

Question 5

Does the freelancer stay updated with the latest PostgreSQL features and updates?

Accepted Answer

When hiring, assess if they regularly update their skill set. Ask how they keep informed about new PostgreSQL features. Knowledge of recent updates ensures they work efficiently and apply best practices.

Question 6

How does the freelancer plan for the initial project meeting?

Accepted Answer

The freelancer should propose a clear agenda for the first meeting. This might include discussions on your goals, deadlines, and deliverables. In India, time zones may vary, so coordinating the meeting is important.

Question 7

How do they ensure data security and privacy during the project?

Accepted Answer

Check how they manage data protection and privacy. Freelancers should follow secure coding practices and comply with relevant legislations. This is crucial when dealing with sensitive data often found in Indian market databases.

Question 8

Does the freelancer use tools for version control in database projects?

Accepted Answer

They should describe how they track changes to database structures. Version control tools are essential for managing and collaborating on database projects. This can help maintain a history of edits for complex projects.

Question 9

Can the freelancer explain the functionalities of PostgreSQL extensions they have used?

Accepted Answer

Freelancers should share which extensions they have implemented. Understanding these functionalities shows versatility in enhancing database operations. Some popular extensions include PostGIS for geospatial data.

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