The LIKE operator is used in a WHERE clause to search for a specified pattern in a column.
The SQL LIKE Operator
The LIKE operator is used to search for a specified pattern in a column.
SQL LIKE Syntax
SELECT column_name(s)
FROM table_name
WHERE column_name LIKE pattern;
Demo Database
In this tutorial we will use the well-known Northwind sample database.
Below is a selection from the "Customers" table:
CustomerID | CustomerName | ContactName | Address | City | PostalCode | Country |
---|---|---|---|---|---|---|
1 |
Alfreds Futterkiste | Maria Anders | Obere Str. 57 | Berlin | 12209 | Germany |
2 | Ana Trujillo Emparedados y helados | Ana Trujillo | Avda. de la Constitucion 2222 | Mexico D.F. | 05021 | Mexico |
3 | Antonio Moreno Taqueria | Antonio Moreno | Mataderos 2312 | Mexico D.F. | 05023 | Mexico |
4 |
Around the Horn | Thomas Hardy | 120 Hanover Sq. | London | WA1 1DP | UK |
5 | Berglunds snabbkop | Christina Berglund | Berguvsvagen 8 | Lulea | S-958 22 | Sweden |
SQL LIKE Operator Examples
The following SQL statement selects all customers with a City starting with the letter "s":
Tip: The "%" sign is used to define wildcards (missing letters) both before and after the pattern. You will learn more about wildcards in the next chapter.
The following SQL statement selects all customers with a City ending with the letter "s":
The following SQL statement selects all customers with a Country containing the pattern "land":
Using the NOT keyword allows you to select records that do NOT match the pattern.
The following SQL statement selects all customers with Country NOT containing the pattern "land":