private int decodeBucketProperty(long bucketCodec) {
    return (int) ((bucketCodec >> 16) & (0xFFF));
  }
Couldn't find any way to get the bucket property from BucketCodec, so just reverse
engineered the encoding. The actual bucketId is represented by bits 2-11 of 29 bits
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/txn/compactor/TestCrudCompactorOnTez.java