Can we use drop with Alter?
- How do you drop a column with alter?
- What is the difference between drop and alter?
- Which keyword is used with alter?
- What is create alter drop?
How do you drop a column with alter?
Syntax. The syntax to drop a column in a table in MySQL (using the ALTER TABLE statement) is: ALTER TABLE table_name DROP COLUMN column_name; table_name.
What is the difference between drop and alter?
The alter command is used when we want to modify a database or any object contained in the database. The drop command is used to delete databases from MySQL server or objects within a database.
Which keyword is used with alter?
ALTER TABLE table_name ADD column_name datatype; In the syntax above, the ALTER TABLE is the keyword that tells the database that a modification is needed in the table and the ADD keyword tells that a column addition needs to be done. Adding a customer_age column of int datatype in the Customer table.
What is create alter drop?
The CREATE , ALTER , and DROP statements are not limited to tables. We can use them to create other database objects like events, triggers, views, functions or procedures. These statements are part of the Data Definition Language (DDL) of the SQL specification.
Related Questions
-
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago -
Anonymous2 weeks ago
Expert answer2 weeks ago