string conn = "Data Source=客户端指定连接字符串;User ID=user;Password=mima";
OracleConnection Con = new System.Data.OracleClient.OracleConnection(conn);
Con.Open();
string cmdText = "INSERT INTO GWEXPOINTLIST(id, name, content) VALUES(1, ‘name', :clob)";
OracleCommwww.cppcns.comand cmd = new OracleCommand(cmdText, Con);
OracleParameter op = new OracleParameter("clob", OracleType.Clob)编程客栈;
op.Value = "超过4000字符的超常字符串";
cmd.Parameters.Add(op);
cmd.ExecuteNonQuery();
Con.Close();

IDbCommand m_objCmd = new OracleCommand();
m_objCmd.CommandText = "INSERT INTO GWEXPOINTLI编程客栈ST(id, name, content) VALUES(1, ‘name', :clob)";
IDataParameterCollection m_arrParamter = m_objCmd.Parameters;
OracleClob clob = new OracleClob((OracleConnection)m_objConn);
OracleParameter objParam = new OracleParameter(‘clob', OraclerHobUUapsADbType.Clob, clob, ParameterDirection.Input);

objParam.Value = "超过4000字符的超常字符串";
m_arrParamter.Insert(0, objParam);

int nRet = m_objCmd.ExecuteNonQuery();