Matvey Arye 2fe51d2735 Improve (de)compress_chunk API
This commit improves the API of compress_chunk and decompress_chunk:

- have it return the chunk regclass processed (or NULL in the
  idempotent case);
- mark it as STRICT
- add if_not_compressed/if_compressed options for idempotency
2019-10-29 19:02:58 -04:00
..
2019-04-26 13:08:00 -04:00
2019-04-26 13:08:00 -04:00