API, Core, Parquet: Model the file type as its own nested type - #17821

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RussellSpitzer wants to merge 9 commits into

apache:mainfrom

RussellSpitzer:custom_file_type

Commits on Aug 24, 2026

API: Add file type as a struct-on-read schema type
RussellSpitzer
committed
76ac74a
API: Keep the file type intact through ID assignment
RussellSpitzer
committed
fa9d5ab
API, Core, Parquet: Cover the remaining file type cases in tests
RussellSpitzer
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9d71f58
API: Gate the file type through the min format version map
RussellSpitzer
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32b42b7
API, Core: Call the reserving ID overload only for the file type
RussellSpitzer
committed
db1b17c
API, Parquet: Move file type tests to the classes that own the behavior
RussellSpitzer
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1170af1
API, Core: Name the file type's enclosing ID consistently
RussellSpitzer
committed
5423d25

Commits on Aug 26, 2026