DATABASE MANAGEMENT SYSTEM

2. A virtual table that provides access to specific parts of a database.
3. A database object that retrieves specific data based on a condition.
5. A software system that manages databases efficiently.
8. The opposite of committing a transaction, used to undo changes.
9. A collection of related data organized for easy access and management.
13. A command used to remove a record from a table.
14. A process that ensures multiple transactions are executed properly without errors.
15. A database architecture where data is distributed across multiple locations.
17. A language used to manage and query databases.
18. A rule that maintains the accuracy and reliability of data.
19. The process of arranging data to reduce redundancy and improve efficiency.

1. A table column or set of columns that uniquely identifies a row.
4. A database operation that modifies existing records.
6. The part of a database that defines the structure of stored data.
7. Ensuring that only authorized users can access certain data.
10. A database model that organizes data into tables with rows and columns.
11. A small piece of software that runs in response to certain database events.
12. An operation that combines records from two or more tables.
16. A special SQL command used to retrieve specific columns from a table.
18. A feature that ensures changes to the database are permanent after execution.