关于vs2008使用oracleclient链接oracle数据库报报错OCIEnvCreate 失败，返回代码为 -1，但错误消息文本不可用

标签：vs2008   oracle   

[code=csharp] 测试例子[/code]

public void connByOracleClient()
    {
        string connString = @"user id=XXXXpassword=XXXX;Data Source=(DESCRIPTION ="
    + "(ADDRESS = (PROTOCOL = TCP)(HOST = XX.xx.xx.xx)(PORT = 1521))"
   + " (CONNECT_DATA ="
     + " (SERVER = DEDICATED)"
     + " (SERVICE_NAME = xx)"
    + "))";
        OracleConnection conn = new OracleConnection(connString);
        conn.Open();
        string sql = "select * from xx";

        OracleCommand comm = new OracleCommand(sql, conn);
        OracleDataReader rdr = comm.ExecuteReader();
        while (rdr.Read())
        {
            string s = rdr.GetString(5);
        }

关于vs2008使用oracleclient链接oracle数据库报报错OCIEnvCreate 失败，返回代码为 -1，但错误消息文本不可用

标签：vs2008   oracle   

原文地址：http://blog.csdn.net/wangshuai6707/article/details/44788569