[PARQUET-2122] Adding Bloom filter to small Parquet file bloats in size X1700

• Type: Bug
• Status: Open
• Priority: Critical
• Resolution: Unresolved
• Affects Version/s: 1.13.0
• Component/s: parquet-cli, parquet-mr
• Assignee: Unassigned
• Reporter: Ze'ev Maor
• Created: 14/Feb/22 16:19
• Updated: 10/May/22 04:13

Description

Converting a small, 14 rows/1 string column csv file to Parquet without bloom filter yields a 600B file, adding '.withBloomFilterEnabled(true)' to ParquetWriter then yields a 1049197B file.

It isn't clear what the extra space is used by.

Attached csv and bloated Parquet files.