DbCommand.ExecuteReader 方法

定义

针对 CommandText 执行 Connection,并返回 DbDataReaderExecutes the CommandText against the Connection and returns a DbDataReader.

重载

ExecuteReader()

针对 CommandText 执行 Connection,并返回 DbDataReaderExecutes the CommandText against the Connection, and returns an DbDataReader.

ExecuteReader(CommandBehavior)

针对 CommandText 执行 Connection,并使用 DbDataReader 值之一返回 CommandBehaviorExecutes the CommandText against the Connection, and returns an DbDataReader using one of the CommandBehavior values.

ExecuteReader()

针对 CommandText 执行 Connection,并返回 DbDataReaderExecutes the CommandText against the Connection, and returns an DbDataReader.

public:
 System::Data::Common::DbDataReader ^ ExecuteReader();
public System.Data.Common.DbDataReader ExecuteReader ();
member this.ExecuteReader : unit -> System.Data.Common.DbDataReader
Public Function ExecuteReader () As DbDataReader

返回

DbDataReader

DbDataReader 对象。A DbDataReader object.

另请参阅

适用于

ExecuteReader(CommandBehavior)

针对 CommandText 执行 Connection,并使用 DbDataReader 值之一返回 CommandBehaviorExecutes the CommandText against the Connection, and returns an DbDataReader using one of the CommandBehavior values.

public:
 System::Data::Common::DbDataReader ^ ExecuteReader(System::Data::CommandBehavior behavior);
public System.Data.Common.DbDataReader ExecuteReader (System.Data.CommandBehavior behavior);
member this.ExecuteReader : System.Data.CommandBehavior -> System.Data.Common.DbDataReader
Public Function ExecuteReader (behavior As CommandBehavior) As DbDataReader

参数

behavior
CommandBehavior

用于指定命令行为的枚举值之一。One of the enumeration values that specifies the command behavior.

返回

DbDataReader

一个 DbDataReader 对象。An DbDataReader object.

另请参阅

适用于