Daniel Becker has posted comments on this change. ( http://gerrit.cloudera.org:8080/13807 )
Change subject: IMPALA-8741: Speed up bit unpacking by vectorisation ...................................................................... Patch Set 16: (1 comment) http://gerrit.cloudera.org:8080/#/c/13807/4/be/src/util/bit-packing.inline.h File be/src/util/bit-packing.inline.h: http://gerrit.cloudera.org:8080/#/c/13807/4/be/src/util/bit-packing.inline.h@84 PS4, Line 84: std::pair<const uint8_t*, int64_t> BitPacking::UnpackValues( > Probably ParquetBoolDecoder::DecodeValue(). Might be worth seeing if you ca I modified ParquetBoolDecoder and some tests to only allow unsigned integer types, it seems to work. -- To view, visit http://gerrit.cloudera.org:8080/13807 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I9e452a547973778bbd8d768c608e1a32e948f947 Gerrit-Change-Number: 13807 Gerrit-PatchSet: 16 Gerrit-Owner: Daniel Becker <[email protected]> Gerrit-Reviewer: Csaba Ringhofer <[email protected]> Gerrit-Reviewer: Daniel Becker <[email protected]> Gerrit-Reviewer: Impala Public Jenkins <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-Comment-Date: Wed, 24 Jul 2019 17:36:22 +0000 Gerrit-HasComments: Yes
