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https://issues.apache.org/jira/browse/ORC-175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16137820#comment-16137820
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ASF GitHub Bot commented on ORC-175:
------------------------------------
Github user iamhumanbeing commented on a diff in the pull request:
https://github.com/apache/orc/pull/159#discussion_r134650087
--- Diff: java/bench/src/java/org/apache/orc/bench/CompressionKind.java ---
@@ -53,6 +54,8 @@ public OutputStream create(OutputStream out) throws
IOException {
return new GZIPOutputStream(out);
case SNAPPY:
return new SnappyCodec().createOutputStream(out);
+ case ISAL:
--- End diff --
1. igzip is only part of the ISAL.
2. igzip only support level 0 - level 1 compression, it can not replace
libz totally.
3. igzip's API can not replace ligz's API directly.
> ZLIB performance
> ----------------
>
> Key: ORC-175
> URL: https://issues.apache.org/jira/browse/ORC-175
> Project: ORC
> Issue Type: Improvement
> Components: Java
> Reporter: iamhumanbeing
> Assignee: iamhumanbeing
> Labels: performance
> Original Estimate: 336h
> Remaining Estimate: 336h
>
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