PostgreSQL preguntas y respuestas de entrevista
Question: How do you perform a backup and restore in PostgreSQL?Answer: You can use the pg_dump utility to create a backup and the pg_restore utility to restore the database from a backup file. Additionally, you can use the pg_basebackup tool for physical backups. |
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- Explain the concept of ACID properties in the context of databases.
- What is the purpose of the WHERE clause in a PostgreSQL query?
- What is a foreign key, and how does it enforce referential integrity?
- Explain the purpose of the SERIAL data type in PostgreSQL.