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The SQL UPDATE Statement

The SQL UPDATE Statement

The UPDATE statement is used to update existing records in a table.

Syntax

UPDATE table_name
SET column1=value1,column2=value2,...
WHERE some_column=some_value;

Note

Notice the WHERE clause in the SQL UPDATE statement! The WHERE clause specifies which record or records that should be updated. If you omit the WHERE clause, all records will be updated!
Read more: The SQL UPDATE Statement
UPDATE-clause

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