UPDATE Table The following SQL updates the record with CustomerID = 1, with a new contact person AND a new city.

In this tutorial, you will learn how to use the SQL UPDATE statement to modify one or more rows in a table.

Nov 18, 2025 · Support for use of the READUNCOMMITTED and NOLOCK hints in the FROM clause that apply to the target table of an UPDATE or DELETE statement will be removed in a future version …

Feb 9, 2026 · Both columns are updated simultaneously in a single SQL statement. Note: For updating multiple columns we have used comma (,) to separate the names and values of two columns. …

Aug 29, 2022 · In this article, we look at how to use the SQL UPDATE statement along with several examples and a way to not accidentally update the wrong data.

Aug 23, 2025 · Learn SQL UPDATE syntax with practical examples, WHERE safety checks, JOIN-based updates, and transaction-safe patterns for MySQL, PostgreSQL, and SQL Server.

The SQL UPDATE statement is used to modify existing records in a table. It allows you to change the values of one or more columns in one or more rows of a table based on specified conditions.

SQL UPDATE Statement changes the existing records with new data. Using the UPDATE statement, we can change a single row or multiple records.

SQL: UPDATE Statement This SQL tutorial explains how to use the SQL UPDATE statement with syntax, examples and practice exercises.

In SQL, the UPDATE statement is used to modify existing records in a database table. In this tutorial, we'll learn about the UPDATE Statement in SQL with examples.