Note: Be careful when updating records in a table! Notice the WHERE clause in the UPDATE statement. The WHERE clause specifies which record (s) that should be updated. If you omit the WHERE …

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

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.

Feb 9, 2026 · The SQL UPDATE statement is used to modify existing data in a table by changing the values of one or more columns. The WHERE clause specifies which rows should be updated.

You can use the UPDATE statement to update a FILESTREAM field to a null value, empty value, or a relatively small amount of inline data. However, a large amount of data is more efficiently streamed …

Aug 23, 2025 · The SQL UPDATE statement modifies existing records in a table, allowing updates to single or multiple columns and rows, using date-time functions, subqueries, or JOIN statements.

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.

The following series of examples helps you understand the SQL Server UPDATE statement on single/multiple columns and with/without a WHERE clause. Apart from that, how to use UPDATE in …

The SQL UPDATE statement is the command that makes all of these changes possible, allowing you to modify existing data in one or more rows of a table. While the syntax looks simple on the surface, the …

This SQL tutorial explains how to use the SQL UPDATE statement with syntax, examples and practice exercises. Notice that there are 3 ways to write a SQL UPDATE statement.