Which is used to update table structure?

Which command is used to update the table structure?

ALTER Command : ALTER is used to update the structure of the table in the database (like add, delete, modify the attributes of the tables in the database).

How do you change the structure of a table?

To change the data type of a column in a table, use the following syntax:1SQL Server / MS Access: ALTER TABLE table_name. ALTER COLUMN column_name datatype;2My SQL / Oracle (prior version 10G): ALTER TABLE table_name. MODIFY COLUMN column_name datatype;3Oracle 10G and later: ALTER TABLE table_name.SQL ALTER TABLE Statement - W3Schools

What is the update table function used for?

The UPDATE statement is used to modify the existing records in a table.