james-willis commented on code in PR #749:
URL: https://github.com/apache/sedona-db/pull/749#discussion_r3229039351
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rust/sedona-schema/src/raster.rs:
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@@ -116,6 +166,23 @@ impl BandDataType {
}
}
+ /// Try to convert from a u32 discriminant value.
+ pub fn try_from_u32(value: u32) -> Option<Self> {
+ match value {
+ 1 => Some(BandDataType::UInt8),
+ 2 => Some(BandDataType::UInt16),
+ 3 => Some(BandDataType::Int16),
+ 4 => Some(BandDataType::UInt32),
+ 5 => Some(BandDataType::Int32),
+ 6 => Some(BandDataType::Float32),
+ 7 => Some(BandDataType::Float64),
+ 8 => Some(BandDataType::UInt64),
+ 9 => Some(BandDataType::Int64),
+ 10 => Some(BandDataType::Int8),
Review Comment:
order is historic, we didn't change it. I think int8 was added later.
It's public because the raster reader in `sedona-raster::array` decodes the
`band.data_type` Arrow column through this method.
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