Question: Which SQL command is used to change the data in the rows of a database table?

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).

Which SQL command is used to change the data from the database?

1. ALTER Command : ALTER is an SQL command used in Relational DBMS and is a Data Definition Language (DDL) statement. ALTER can be used to update the table’s structure in the database (like add, delete, drop indexes, columns, and constraints, modify the attributes of the tables in the database).

Which command is used to change the data in a table?

Answer: Alter command. The alter command is used when we want to modify a database or any object contained in the database.

Which command can be used to make changes in the rows of a table in SQL?

The update command can be used to make changes in the rows of a table in SQL.

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Which SQL command is used to change the data in the rows of a database table Mcq?

The SQL ALTER statement can be used to:

change the table structure. C. delete rows from the table.

How do I change a table in SQL?

ALTER TABLE – ALTER/MODIFY COLUMN

  1. SQL Server / MS Access: ALTER TABLE table_name. ALTER COLUMN column_name datatype;
  2. My SQL / Oracle (prior version 10G): ALTER TABLE table_name. MODIFY COLUMN column_name datatype;
  3. Oracle 10G and later: ALTER TABLE table_name. MODIFY column_name datatype;

Which command is used to make changes in rows in MySQL?

UPDATE MySQL command is used to modify rows in a table. The update command can be used to update a single field or multiple fields at the same time.

Which command is used to modify the rows?

Answer: Alter command is used to modify the records of the table.

Which SQL command is used to add a row in a table?

The INSERT INTO statement of SQL is used to insert a new row in a table.

Which of the following is DCL command?

DCL(Data Control Language): DCL includes commands such as GRANT and REVOKE which mainly deal with the rights, permissions and other controls of the database system. Examples of DCL commands: GRANT-gives user’s access privileges to the database. REVOKE-withdraw user’s access privileges given by using the GRANT command.

Which is modify command Mcq?

Explanation: The modify command is used to change one or more columns in the existing table. It is generally used with ALTER TABLE statement as follows.

What is DML command?

Data Manipulation Language (DML) commands in SQL deals with manipulation of data records stored within the database tables. It does not deal with changes to database objects and its structure. The commonly known DML commands are INSERT, UPDATE and DELETE.

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