Is ALTER a DDL or DML?

Question

ALTER command is Data Definition Language (DDL). UPDATE Command is a Data Manipulation Language (DML). Alter command will perform the action on structure level and not on the data level. 14 авг. 2020 г.

Is ALTER a DDL command?

DDL - which stands for Data Definition Language which comprises SQL commands used for defining the database which includes creating tables, providing specifications, modifying tables and so on. Examples of DDL include CREATE , DROP , ALTER , etc.

Is ALTER a DML statement?

We can alter the column and values in it, so we can manipulate the data with this command so why does alter command is not referred as DML (Data Manipulation Language).

Which type of command is ALTER in SQL?

The SQL ALTER TABLE command is used to add, delete or modify columns in an existing table. You should also use the ALTER TABLE command to add and drop various constraints on an existing table.

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