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Questions and Answers
Which SQL command is used to modify existing records in a database table?
Which SQL command is used to modify existing records in a database table?
- SELECT
- ALTER
- CREATE
- UPDATE (correct)
What type of SQL command is used to add new records to a database table?
What type of SQL command is used to add new records to a database table?
- INSERT (correct)
- ALTER
- TRUNCATE
- DROP
Which DML command is NOT used for data manipulation in SQL?
Which DML command is NOT used for data manipulation in SQL?
- INSERT
- DELETE
- UPDATE
- CREATE (correct)
In SQL, which command can be used to remove existing records from a database table?
In SQL, which command can be used to remove existing records from a database table?
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What does DML stand for in the context of SQL commands?
What does DML stand for in the context of SQL commands?
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Study Notes
DML Commands in SQL
- DML (Data Manipulation Language) is a type of SQL command used to manipulate data in a database.
- DML commands are used to insert, update, and delete data from a database table.
Types of DML Statements
- INSERT: adds new records to a database table.
- UPDATE: modifies existing records in a database table.
- DELETE: deletes existing records from a database table.
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