PostgreSQL Objective Questions & Answers for Professionals Set-2

1. Which PostgreSQL extension provides support for handling XML data?


2. Which PostgreSQL feature allows creating custom functions in a variety of programming languages, such as Python or Perl, for use in SQL queries?


3. Which parameter controls the behavior of the autovacuum process in PostgreSQL?


4. What is the purpose of the "pg_stat_activity" view in PostgreSQL?


5. Which PostgreSQL extension provides support for handling range types, allowing you to work with continuous ranges of values?


6. Which PostgreSQL feature provides support for full-text search and indexing, allowing you to search for words or phrases efficiently?


7. What is the role of the "pg_database_size" function in PostgreSQL?


8. Which PostgreSQL extension allows you to create and manage materialized views, which are precomputed query results stored as tables?


9. What is the purpose of the "pg_config" utility in PostgreSQL?


10. Which PostgreSQL extension allows you to define custom aggregate functions that can be used in SQL queries?


11. In PostgreSQL, what is the role of the "pg_log" directory?


12. Which PostgreSQL extension provides support for handling UUID (Universally Unique Identifier) data types?


13. Which PostgreSQL extension provides support for handling IP addresses and CIDR (Classless Inter-Domain Routing) notation?


14. Which parameter in PostgreSQL determines the maximum number of simultaneously allowed prepared transactions?


15. Which PostgreSQL extension provides support for handling temporal data, including periods and intervals?



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