The NOT command is used with WHERE to only include rows where a condition is not true. The following SQL statement selects all fields from "Customers" where country is NOT "Germany":

This tutorial shows you how to use the SQL NOT operator to negate a boolean expression in the WHERE clause of the SELECT statement.

May 6, 2017 · NOT negates the following condition so it can be used with various operators. != is the non-standard alternative for the <> operator which means "not equal". e.g. Except for the …

Nov 22, 2024 · Negates a Boolean input. Transact-SQL syntax conventions. Is any valid Boolean expression. Boolean. NOT reverses the value of any Boolean expression. Using NOT negates an expression. The following table shows the results of comparing TRUE and FALSE values using the NOT operator.

This SQL tutorial explains how to use the SQL NOT condition with syntax and examples. The SQL NOT condition (sometimes called the NOT Operator) is used to negate a condition in the WHERE clause of a SELECT, INSERT, UPDATE, or DELETE statement.

Dec 6, 2024 · The SQL NOT Operator is a logical operator used to negate or reverse the result of a condition in SQL queries. It is commonly used with the WHERE clause to filter records that do not meet a specified condition, helping you exclude certain values from your results.

WHERE conditions can be combined with AND, OR, and NOT. These logical conditions always return true or false. A WHERE with AND requires that two conditions are true. A WHERE with OR requires that one of two conditions is true. A WHERE with NOT negates the specified condition. List all suppliers in Paris, France. FROM Supplier.

This SQL Server tutorial explains how to use the NOT condition in SQL Server (Transact-SQL) with syntax and examples. The SQL Server (Transact-SQL) NOT condition, also called the NOT Operator, is used to negate a condition in a SELECT, INSERT, UPDATE, or DELETE statement.

Feb 26, 2025 · SQL NOT is a logical operator that facilitates efficient and precise filtering of search results by means of exclusion. You can use the NOT operator to omit data that doesn’t …

Mar 19, 2024 · In SQL, we use these two operators i.e. NOT IN and NOT EXISTS to filter out and efficiently retrieve our data from a table. Both of these operators are negations of IN and EXISTS operators respectively. In short, they perform exact opposite types of operations compared to IN and EXISTS operators.