UPDATE query in sql | Part 11 | Sql tutorial for beginners | Tech Talk Tricks смотреть онлайн

Welcome to our Tech Talk Tricks channel. The UPDATE Statement is used to modify the existing rows in a table. With the help of Update query, we can easily update our existing data in the table.
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The Syntax for SQL UPDATE Command is:

UPDATE table_name
SET column_name1 = value1,
column_name2 = value2, ...
[WHERE condition]

table_name - the table name which has to be updated.
column_name1, column_name2.. - the columns that gets changed.
value1, value2... - are the new values.
NOTE: In the Update statement, WHERE clause identifies the rows that get affected. If you do not include the WHERE clause, column values for all the rows get affected.

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