Explain update command with example.

1.	Explain update command with example.
Answer» UPDATE command: It can be used to change row values from a table. The SET keyword takes the column in which values need to be changed or updated. The WHERE keyword is used to filter the records in some conditions. Syntax: UPDATE tablename SET columnname = values WHERE Condition; Example: UPDATE student SET combn = ‘PCMCs’ where combn=’pcmc’;

Answer»

UPDATE command:

It can be used to change row values from a table. The SET keyword takes the column in which values need to be changed or updated. The WHERE keyword is used to filter the records in some conditions.

Syntax:
UPDATE tablename SET columnname = values WHERE Condition;
Example:
UPDATE student SET combn = ‘PCMCs’ where combn=’pcmc’;

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Explain update command with example.

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