Oracle 12c: SQL
Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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Chapter 5, Problem 2HOA

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UPDATE command:

User must use UPDATE command to change the existing data in a table. UPDATE command belongs to DML (Data Manipulation Language) statement.

Syntax: UPDATE tablename SET columnname=new data value,....;

  • UPDATE keyword in a statement identifies the table containing records to be changed.
  • SET keyword identifies the column(s) data to be changed with new values to be assigned to the columns...

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