Podcast
Questions and Answers
Which category of SQL commands is used to make changes to the structure of a database?
Which category of SQL commands is used to make changes to the structure of a database?
- DML
- DDL (correct)
- DQL
- TCL
Which command is used to permanently remove all records from a table in SQL?
Which command is used to permanently remove all records from a table in SQL?
- UPDATE
- DELETE
- DROP
- TRUNCATE (correct)
Which command is used to save the current state of a transaction in SQL?
Which command is used to save the current state of a transaction in SQL?
- SAVEPOINT (correct)
- COMMIT
- LOCK
- ROLLBACK
Flashcards
DDL
DDL
Data Definition Language; used to change database structure.
TRUNCATE
TRUNCATE
Command to permanently remove all records from a table.
SAVEPOINT
SAVEPOINT
Command to save the current state of a transaction.
Study Notes
SQL Commands
- Data Definition Language (DDL) is the category of SQL commands used to make changes to the structure of a database.
- The TRUNCATE command is used to permanently remove all records from a table in SQL.
- The SAVEPOINT command is used to save the current state of a transaction in SQL, allowing you to roll back to that point if needed.
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