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SQL WildcardsA wildcard character is used to substitute one or more characters in a string. Wildcard characters are used with the Wildcard Characters in MS Access
Wildcard Characters in SQL Server
All the wildcards can also be used in combinations! Here are some examples showing different
Demo DatabaseThe table below shows the complete "Customers" table from the Northwind sample database:
Using the % WildcardThe following SQL statement selects all customers with a City starting with "ber": The following SQL statement selects all customers with a City containing the pattern "es": Using the _ WildcardThe following SQL statement selects all customers with a City starting with any character, followed by "ondon": The following SQL statement selects all customers with a City starting with "L", followed by any character, followed by "n", followed by any character, followed by "on": Using the [charlist] WildcardThe following SQL statement selects all customers with a City starting with "b", "s", or "p": The following SQL statement selects all customers with a City starting with "a", "b", or "c": Using the [!charlist] WildcardThe two following SQL statements select all customers with a City NOT starting with "b", "s", or "p": Or: Test Yourself With ExercisesExercise:Select all records where the second letter of the SELECT * FROM Customers WHERE City LIKE '%'; Start the Exercise Which wildcard character represents any number of characters?Examples of wildcard characters. Is the wild card symbol that represents combination of characters?Alternatively referred to as a wild character or wildcard character, a wildcard is a symbol used to replace or represent one or more characters. The most common wildcards are the asterisk (*), which represents one or more characters, and question mark (?), which represents a single character.
What are the 2 wild card characters?Wildcard characters in Access represent unknown values. The asterisk “*” and the question mark “?” are the two main wildcard characters in Access you need to know. The asterisk represents multiple unknown characters.
What is wildcards name?A wildcard is a character used to represent an unspecified resource name or an unspecified part of a resource name. It is used by the VTAM® operator to broaden the scope of a display or to find the name of a resource.
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