What are the functions of ALTER TABLE command?

Question

ALTER TABLE changes the structure of a table. For example, you can add or delete columns, create or destroy indexes, change the type of existing columns, or .5.7 · ALTER TABLE Examples · ALTER TABLE Partition. · Documentation

What are the functions of the ALTER TABLE?

ALTER TABLE is used to add, delete/drop or modify columns in the existing table. It is also used to add and drop various constraints on the existing table.

What is ALTER command explain?

The ALTER command is a DDL command to modify the structure of existing tables in the database by adding, modifying, renaming, or dropping columns and constraints. You can add columns, rename columns, delete columns, or change the data type of columns using the ALTER command.

Expert · Answer

ALTER TABLE is used to add, delete/drop or modify columns in the existing table. It is also used to add and drop various constraints on the existing table.

Expert · Answer

The ALTER command is a DDL command to modify the structure of existing tables in the database by adding, modifying, renaming, or dropping columns and constraints. You can add columns, rename columns, delete columns, or change the data type of columns using the ALTER command.

What are the functions of ALTER TABLE command?

What are the functions of the ALTER TABLE?

What is ALTER command explain?

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