Which one of the following is a type of data definition language command?

Question

CREATE, ALTER, DROP, and TRUNCATE are the most often used DDL in SQL queries. 25 июн. 2021 г.

Which of the following is a data definition language?

Data Definition Language (DDL) is a standard for commands that define the different structures in a database. DDL statements create, modify, and remove database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.

Which of the following command is a type of DDL command?

The DROP command is a type of SQL DDL command, that is used to delete an existing database or an object within a database.

What are data definition commands?

Data definition commands are used to create, modify and remove database objects such as schemas, tables, views, indexes etc.

What is data definition language with example?

Data Definition language(DDL) in DBMS with Examples: Data Definition Language can be defined as a standard for commands through which data structures are defined. It is a computer language that is used for creating and modifying structure of the database objects, such as schemas, tables, views, indexes, etc.

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