Question

Which SQL Command is used to change the data in the rows of a database table?
O Update
O Modify
O Alter
O Delete​

Answer 1

ALTER Command : ALTER SQL command is a DDL (Data Definition Language) statement. 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).

Answer 2

Update SQL Command is used to change the data in the rows of a database

SQL Update Command

• With the help of the UPDATE command in SQL, users can update existing records in tables. We can use this command to change and alter any (or all) of the records in a table's single or multiple columns.
• The SQL Update command is used to make changes to a table's existing records. We can use the WHERE clause with the Update command to update only the data we want, rather than all the rows.