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Posted to issues@spark.apache.org by "Dongjoon Hyun (Jira)" <ji...@apache.org> on 2021/04/04 19:33:00 UTC
[jira] [Created] (SPARK-34954) Use zstd codec name in ORC file
names
Dongjoon Hyun created SPARK-34954:
-------------------------------------
Summary: Use zstd codec name in ORC file names
Key: SPARK-34954
URL: https://issues.apache.org/jira/browse/SPARK-34954
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 3.2.0
Reporter: Dongjoon Hyun
Like the other ORC supported codecs, we had better have `zstd` in the Spark generated ORC file names.
*SNAPPY*
{code}
scala> spark.range(10).repartition(1).write.option("compression", "snappy").orc("/tmp/snappy")
$ ls -al /tmp/snappy
total 24
drwxr-xr-x 6 dongjoon wheel 192 Apr 4 12:17 .
drwxrwxrwt 14 root wheel 448 Apr 4 12:17 ..
-rw-r--r-- 1 dongjoon wheel 8 Apr 4 12:17 ._SUCCESS.crc
-rw-r--r-- 1 dongjoon wheel 12 Apr 4 12:17 .part-00000-833bb7ad-d1e1-48cc-9719-07b2d594aa4c-c000.snappy.orc.crc
-rw-r--r-- 1 dongjoon wheel 0 Apr 4 12:17 _SUCCESS
-rw-r--r-- 1 dongjoon wheel 231 Apr 4 12:17 part-00000-833bb7ad-d1e1-48cc-9719-07b2d594aa4c-c000.snappy.orc
{code}
*ZSTD (AS-IS)*
{code}
scala> spark.range(10).repartition(1).write.option("compression", "zstd").orc("/tmp/zstd")
$ ls -al /tmp/zstd
total 24
drwxr-xr-x 6 dongjoon wheel 192 Apr 4 12:17 .
drwxrwxrwt 14 root wheel 448 Apr 4 12:17 ..
-rw-r--r-- 1 dongjoon wheel 8 Apr 4 12:17 ._SUCCESS.crc
-rw-r--r-- 1 dongjoon wheel 12 Apr 4 12:17 .part-00000-2f403ce9-7314-4db5-bca3-b1c1dd83335f-c000.orc.crc
-rw-r--r-- 1 dongjoon wheel 0 Apr 4 12:17 _SUCCESS
-rw-r--r-- 1 dongjoon wheel 231 Apr 4 12:17 part-00000-2f403ce9-7314-4db5-bca3-b1c1dd83335f-c000.orc
{code}
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