[ ](通配符 - 要匹配的字符)(Transact-SQL)

匹配指定范围内或者属于方括号所指定的集合中的任意单个字符。可以在涉及模式匹配的字符串比较(例如,LIKE 和 PATINDEX)中使用这些通配符。有关详细信息,请参阅搜索条件中的模式匹配

示例

以下示例使用 [] 运算符返回其地址中有四位邮政编码的所有 Adventure Works 雇员。

USE AdventureWorks2008R2;
GO 
SELECT e.BusinessEntityID, p.FirstName, p.LastName, a.PostalCode
FROM HumanResources.Employee AS e
INNER JOIN Person.Person AS p ON e.BusinessEntityID = p.BusinessEntityID
INNER JOIN Person.BusinessEntityAddress AS ea ON e.BusinessEntityID = ea.BusinessEntityID
INNER JOIN Person.Address AS a ON a.AddressID = ea.AddressID
WHERE a.PostalCode LIKE '[0-9][0-9][0-9][0-9]';
GO

下面是结果集:

EmployeeID      FirstName      LastName      PostalCode
----------      ---------      ---------     ----------
290             Lynn           Tsoflias      3000