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Possible Duplicate:
Parameterizing a SQL IN clause?
我有以下代码:
var myCommand = new SqlCommand();
myCommand.Parameters.Add("@username", SqlDbType.NVarChar);
myCommand.Parameters["@username"].Value = username;
return _dbConnection.ExecuteQuery("Select * from customer where username = @username");
现在我需要为更多值调整查询。我想做这样的事情:
var myCommand = new SqlCommand();
foreach (string username in usernames){
myCommand.Parameters.Add("@username", SqlDbType.NVarChar);
myCommand.Parameters["@username"].Value = username;
}
return _dbConnection.ExecuteQuery("Select * from customer where username in @username");
这可能吗?怎么办?
谢谢!
BR 斯特凡