apache / apache/parquet-format

Deprecate RowGroup.file_offset

Open
#394 5 comments 0 reactions 0 assignees View on GitHub
Priority: Major Type: bug
Dominant language
Thrift
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2d 8h
Merged PRs (30d)
4

Description

Due to PARQUET-2078 RowGroup.file_offset is not reliable.

This field is also wrongly calculated in the C++ oss parquet implementation PARQUET-2089

**Reporter**: [Gabor Szadovszky](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=gszadovszky) / @gszadovszky
**Assignee**: [Gidon Gershinsky](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=gershinsky) / @ggershinsky

**Note**: *This issue was originally created as [PARQUET-2080](https://issues.apache.org/jira/browse/PARQUET-2080). Please see the [migration documentation](https://issues.apache.org/jira/browse/PARQUET-2502) for further details.*

Contributor guide

Open the contributing guide

Research direction

No source file or test is named. Start by reviewing PARQUET-2078 and PARQUET-2089, then check the migration documentation referenced as PARQUET-2502; done means RowGroup.file_offset deprecation and the related migration guidance are aligned.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
data-engineering
Issue type
Refactor
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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