IBM DB2 Questions et reponses d'entretien
Question 26. What is a data partitioning feature in DB2?
Data partitioning is a feature in DB2 that allows tables and indexes to be divided into smaller, more manageable pieces, improving query performance and parallelism.
Question 27. Explain the purpose of the EXPORT and IMPORT utilities in DB2.
The EXPORT utility is used to export data from DB2 tables, while the IMPORT utility is used to import data into DB2 tables. They are often used for data migration and backups.
Question 28. What is a package bind in DB2?
A package bind is the process of associating a package, which contains the compiled form of SQL statements, with a database. It is a crucial step in executing SQL statements.
Question 29. Explain the purpose of the LOAD RESUME option in the LOAD utility.
The LOAD RESUME option allows the loading of data to resume from the point of failure in case of a previous load failure, reducing the need to reload all data.
Question 30. What is the purpose of the db2move command in DB2?
The db2move command is used for copying or moving data between databases. It is particularly useful for exporting and importing data in a structured manner.
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