CopyToAsync(Int64, OracleBlob, Int64, Int64)
The CopyToAsync
method returns a Task-based asynchronous version of OracleBlob.CopyTo()
.
Declaration
// C# public Task<Int64> CopyToAsync(Int64 src_offset, OracleBlob obj, Int64 dst_offset, Int64 amount);
Parameters
-
src_offset
The offset (in bytes) in the current instance, from which the data is read.
-
obj
The
OracleBlob
object to which the data is copied. -
dst_offset
The offset (in bytes) at which the
OracleBlob
object is copied. -
amount
The amount of data to be copied.
Return Value
Task<Int64>
object representing the asynchronous operation immediately without blocking the calling thread for the whole duration of the query execution.
Exceptions
-
ObjectDisposedException
- The object is already disposed. -
ArgumentOutOfRangeException
- Thesrc_offset
, thedst_offset
, or theamount
parameter is less than0
. -
InvalidOperationException
- This exception is thrown if any of the following conditions exist:-
The
OracleConnection
is not open or has been closed during the lifetime of the object. -
The LOB object parameter has a different connection than the object.
-