Computer Science for IGCSE & O level - Databases (Section 1 - No. 22)
What is the function of the `ALTER TABLE` SQL command?
To create a new table.
To modify an existing table structure.
To select data from a table.
To delete a table.
คำอธิบาย
The `ALTER TABLE` command is used to add, remove, or modify columns or constraints in a table.