Weijun-H commented on issue #2119:
URL: https://github.com/apache/arrow-rs/issues/2119#issuecomment-1445324883
After reviewing the code, it appears that the bug has been resolved.
``` rust
// optional group my_map (MAP_KEY_VALUE) {
// repeated group map {
// required binary key (UTF8);
// optional int32 value;
// }
// }
{
arrow_fields.push(Field::new(
"my_map3",
DataType::Map(
Box::new(Field::new(
"map",
DataType::Struct(vec![
Field::new("key", DataType::Utf8, false),
Field::new("value", DataType::Int32, true),
]),
false, // (#1697)
)),
false,
),
true,
));
}
```
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