Ejemplo n.º 1
0
 /// <summary>
 /// 执行sql或者存储过程返回一个object对象+事务
 /// </summary>
 /// <param name="cmd">cmd对象</param>
 /// <param name="t">事务执行操作</param>
 /// <returns></returns>
 public object ExecuteScalar(DbCommand cmd, Trans t)
 {
     cmd.Connection.Close();
     cmd.Connection = t.DbConnection;
     cmd.Transaction = t.DbTrans;
     object ret = cmd.ExecuteScalar();
     return ret;
 }
Ejemplo n.º 2
0
 /// <summary>
 /// 执行一条sql语句或者存储过程,返回受影响的行数+事务
 /// </summary>
 /// <param name="cmd">cmd对象</param>
 /// <param name="t">事务执行操作</param>
 /// <returns></returns>
 public int ExecuteNonQuery(DbCommand cmd, Trans t)
 {
     cmd.Connection.Close();
     cmd.Connection = t.DbConnection;
     cmd.Transaction = t.DbTrans;
     int ret = cmd.ExecuteNonQuery();
     return ret;
 }
Ejemplo n.º 3
0
 /// <summary>
 /// 执行sql或者存储过程返回一个DbDataReader对象+事务
 /// </summary>
 /// <param name="cmd">cmd对象</param>
 /// <param name="t">事务执行操作</param>
 /// <returns></returns>
 public DbDataReader ExecuteReader(DbCommand cmd, Trans t)
 {
     cmd.Connection.Close();
     cmd.Connection = t.DbConnection;
     cmd.Transaction = t.DbTrans;
     DbDataReader reader = cmd.ExecuteReader();
     DataTable dt = new DataTable();
     return reader;
 }
Ejemplo n.º 4
0
 /// <summary>
 /// 执行sql或者存储过程返回一个DataTable对象+事务
 /// </summary>
 /// <param name="cmd">cmd对象</param>
 /// <param name="t">事务执行操作</param>
 /// <returns></returns>
 public DataTable ExecuteDataTable(DbCommand cmd, Trans t)
 {
     cmd.Connection = t.DbConnection;
     cmd.Transaction = t.DbTrans;
     DbProviderFactory dbfactory = DbProviderFactories.GetFactory(DBHelper.dbProviderName);
     DbDataAdapter dbDataAdapter = dbfactory.CreateDataAdapter();
     dbDataAdapter.SelectCommand = cmd;
     DataTable dataTable = new DataTable();
     dbDataAdapter.Fill(dataTable);
     return dataTable;
 }