apache/tajo — pull request #241 by charsyam (2014-11-13 15:53:19+00:00)
Title: TAJO-1174: remove unnessary codes for blobdatum

in blobdatum
we don't need to call initFromBytes() in equals()
because it just compare Byte array, not ByteBuffer.
so it is better to remove unnessary codes.