How use not in condition in SQL Server?

How use not in condition in SQL Server?

The SQL Server NOT condition can also be combined with the IS NULL condition. For example, SELECT * FROM employees WHERE last_name IS NOT NULL; This SQL Server NOT example would return all records from the employees table where the last_name does not contain a NULL value.

Can we use not in in SQL?

The SQL Server NOT IN operator is used to replace a group of arguments using the <> (or !=) operator that are combined with an AND. It can make code easier to read and understand for SELECT, UPDATE or DELETE SQL commands.

Is not like SQL Server?

The NOT LIKE operator in SQL is used on a column which is of type varchar . Usually, it is used with % which is used to represent any string value, including the null character \0 . The string we pass on to this operator is not case-sensitive.

Does not exist in SQL Server?

The SQL NOT EXISTS Operator will act quite opposite to EXISTS Operator. It is used to restrict the number of rows returned by the SELECT Statement. The NOT EXISTS in SQL Server will check the Subquery for rows existence, and if there are no rows then it will return TRUE, otherwise FALSE.

How does not in work in SQL?

NOT IN clause in SQL Server is nothing but a series of NOT EQUAL TO. One of the values from the subquery is a NULL. The result set (custname from tbl_customers) contains A, B & NULL. Every value from the outer query is compared with every value from the inner query.

How do I fix SQL Server failed to start?

If you receive a message that a SQL Server service failed to start, to troubleshoot the issue check the following:

  1. Determine the error.
  2. Verify if the type of startup service is automatic or manual.
  3. Verify that the account and password is valid and has not expired.


The IS NOT NULL condition is used in SQL to test for a non-NULL value. It returns TRUE if a non-NULL value is found, otherwise it returns FALSE. It can be used in a SELECT, INSERT, UPDATE, or DELETE statement.

How to use not in SQL?

Description. 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.

  • Syntax. This is the condition to negate. The opposite of the condition be must be met for the record to be included in the result set.
  • DDL/DML for Examples. If you want to follow along with this tutorial,get the DDL to create the tables and the DML to populate the data.
  • Example – Using NOT with the IN Condition. Let’s start by looking at how to use NOT with the IN condition.
  • Example – Using NOT with the IS NULL Condition. When you combine the NOT operator with the IS NULL condition,you create an IS NOT NULL condition that allows you
  • Example – Using NOT with the LIKE Condition. Next,let’s look at an example of how to use the NOT operator with the LIKE condition.
  • Example – Using NOT with the BETWEEN Condition. The NOT operator can also be combined with the BETWEEN condition to create a NOT BETWEEN condition.
  • Example – Using NOT with the EXISTS Condition. Finally,the NOT condition can be combined with the EXISTS condition to create a NOT EXISTS condition.
  • Where not exists in SQL?

    The “where” clause in your select statements is where most people list the business rules that filter out records. You can use “JOIN” statements with SQL in them, but these are usually more difficult to read. The “NOT EXISTS” statement uses a subquery to filter out records that do not exist in the underlying subquery.

    Can not connect to SQLServer?

    It might be possible that SQL Server Services are disabled that created an issue while connecting to SQL Server Management Studio.

  • Check whether you are using right SQL Server instance name at the time of connection.
  • SQL Administrator does not provide permission to Allow remote connection.
  • Does not exist SQL?

    SQL NOT EXISTS Syntax Columns: It allows us to choose the number of columns from the tables. It may be One or more. Source: One or more tables present in the Database. SQL JOINS are used to join multiple tables. Subquery: Here we have to provide the Subquery. If the subquery returns true then it will return the records otherwise, it doesn’t return any records.


    Back to Top