add OpenBlob/CloseBlob methods
use OpenBlob/CloseBlob methods to reduce round-tripping to db
clean up binds
revert to only supporting selecting the view and drop support for QUERY_SDO_PC query types
add ability to control whether or not to create indices with 'create_index' option, allow user to turn on tracing with 'do_trace' option
write using OCILocator instead of data bind
clean up lint
start callback-based streaming method -- not yet implemented
add oracle_array test util
put back writing to ONE_PIECE method