Command对象43 SQL NET数据提供程序 更新数据 Sqlcommand mycommand = new SqlCommand(" UPDATE employee SET job id= 11 WHERE fname=Pedro", sqlcon); ODBR数据提供程序 OleDbCommand mycommand new OleDbCommand("UPDATE employee SET job id=11 WHERE fname=Pedro", adocon) 12 北大青鸟12 Command 对象4-3 OleDbCommand mycommand = new OleDbCommand("UPDATE employee SET job_id=11 WHEREfname='Pedro'", adocon); 更新数据 SqlCommand mycommand = new SqlCommand("UPDATE employee SET job_id=11 WHERE fname='Pedro'", sqlcon);