This instance method compares data referenced by the current instance and that of the supplied object.

Declaration

// C#
public int Compare(Int64 src_offset, OracleBlob obj, Int64 dst_offset,
   Int64 amount);

Parameters

• src_offset

  The comparison starting point (in bytes) for the current instance.

• obj

  The provided OracleBlob object.

• dst_offset

  The comparison starting point (in bytes) for the provided OracleBlob.

• amount

  The number of bytes to compare.

Return Value

Returns a value that is:

• Less than zero: if the data referenced by the current instance is less than that of the supplied instance

• Zero: if both objects reference the same data

• Greater than zero: if the data referenced by the current instance is greater than that of the supplied instance

Exceptions

ObjectDisposedException - The object is already disposed.

InvalidOperationException - The parameter has a different connection than the object, OracleConnection is not opened, or OracleConnection has been reopened.

ArgumentOutOfRangeException - The src_offset, the dst_offset, or the amount parameter is less than 0.

Remarks

The provided object and the current instance must be using the same connection, that is, the same OracleConnection object.