Percent character (Wildcard - Character(s) to Match) (Transact-SQL)
Matches any string of zero or more characters. This wildcard character can be used as either a prefix or a suffix.
The following example returns all the first names of people in the Person table of AdventureWorks2012 that start with Dan.
USE AdventureWorks2012; GO SELECT FirstName, LastName FROM Person.Person WHERE FirstName LIKE 'Dan%'; GO