FbConnectionStringBuilder fbcs = new FbConnectionStringBuilder();
fbcs.ServerType = FbServerType.Embedded;
fbcs.Database = "D:\\中文\\PATROLDB.FDB";

fbcs.UserID = "SYSDBA";

fbcs.Charset = "GB_2312";

fbcs.Password = "masterkey";

fbcs.Dialect = 3;
//fbcs.Pooling = true;
//fbcs.Role = "ADMIN";

string connectstring = fbcs.ToString();

using (FbConnection conn = new FbConnection(connectstring))

{

conn.Open();

using (FbCommand selectData = conn.CreateCommand())

{

selectData.CommandText = @"INSERT INTO sites
(siteid, sitename, sitesn,sitecode, sitetype, deptid)
VALUES (1235,'汉字',456,'789',1,4)";

//这一执行时出现异常
selectData.ExecuteNonQuery();

selectData.CommandText = "select * from sites";

using (FbDataAdapter dp = new FbDataAdapter(selectData))
{

dp.Fill(dt);

}

}

}
return false;