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计算机专业程序设计 update [权限] set 员工编号='" + textBox1.Text + "'where 登录密码='" + textBox2.Text + "'and 员工编号='" + textBox1.Text + "'然后通过语句"update 设置 set 值='"+text

SqlTransaction stran = conn.BeginTransaction(); SqlCommand cmdTemp = new SqlCommand();cmdTemp.Transaction = stran;cmdTemp.Connection = conn; try {cmdT

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毕业论文，java,网上购物商城 Vector shop=(Vector)session.getAttribute("shop"); if(shop==null){ shop=new Vector(); } else{ for(int i=0;i