Wes McKinney created PARQUET-1798:
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Summary: [C++] Review logic around automatic assignment of
field_id's
Key: PARQUET-1798
URL: https://issues.apache.org/jira/browse/PARQUET-1798
Project: Parquet
Issue Type: Improvement
Components: parquet-cpp
Reporter: Wes McKinney
Fix For: cpp-1.6.0
At schema deserialization (from Thrift) time, we are assigning a default
field_id to the Schema node based on a depth-first ordering of notes. This
means that a round trip (load, then write) will cause field_id's to be written
that weren't there before. I'm not sure this is the desired behavior.
We should examine this in more detail and possible change it. See also
discussion in ARROW-7080 https://github.com/apache/arrow/pull/6408
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