[IMPALA-12275] Cannot read Hive tables created with DeflateCodec

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 4.2.0
• Fix Version/s: Impala 4.3.0
• Component/s: Backend
• Epic Color: ghx-label-1
• Assignee: Michael Smith
• Reporter: Michael Smith
• Created: 10/Jul/23 19:12
• Updated: 13/Jul/23 18:17
• Resolved: 13/Jul/23 18:17

Description

When reading a table written with Hive, I ran into

WARNINGS: org.apache.hadoop.io.compress.DeflateCodec Data error, likely data corrupted in this block. (1 of 16 similar)

DeflateCodec is an alias to DefaultCodec. Impala's fine with DefaultCodec, but fails to recognize DeflateCodec.

Issue Links

• relates to: IMPALA-12276 Crash reading sequence file with zstd compression