[
https://issues.apache.org/jira/browse/PARQUET-2231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17678918#comment-17678918
]
ASF GitHub Bot commented on PARQUET-2231:
-----------------------------------------
pitrou commented on code in PR #189:
URL: https://github.com/apache/parquet-format/pull/189#discussion_r1081911430
##########
Encodings.md:
##########
@@ -299,9 +302,18 @@ For a longer description, see
https://en.wikipedia.org/wiki/Incremental_encoding
This is stored as a sequence of delta-encoded prefix lengths
(DELTA_BINARY_PACKED), followed by
the suffixes encoded as delta length byte arrays (DELTA_LENGTH_BYTE_ARRAY).
+For example, if the data was "axis", "axle", "babble", "babyhood":
+
+The encoded data would be comprised of the following segments:
Review Comment:
```suggestion
For example, if the data was "axis", "axle", "babble", "babyhood"
then the encoded data would be comprised of the following segments:
```
> [Format] Encoding spec incorrect for DELTA_BYTE_ARRAY
> -----------------------------------------------------
>
> Key: PARQUET-2231
> URL: https://issues.apache.org/jira/browse/PARQUET-2231
> Project: Parquet
> Issue Type: Bug
> Components: parquet-format
> Reporter: Antoine Pitrou
> Assignee: Antoine Pitrou
> Priority: Critical
> Fix For: format-2.10.0
>
>
> The spec says that DELTA_BYTE_ARRAY is only supported for BYTE_ARRAY, but in
> parquet-mr it has been allowed for FIXED_LEN_BYTE_ARRAY as well since 2015.
--
This message was sent by Atlassian Jira
(v8.20.10#820010)
