[I] [Java/Python]  Add unit test for pyarrow.decimal128 in Array.from_jvm [arrow]

asfimport opened a new issue, #44874: URL: https://github.com/apache/arrow/issues/44874 Follow-up after https://github.com/apache/arrow-java/issues/420. We need to find the correct code to construct Java decimals and fill them into a `DecimalVector`. Afterwards, we should activate the decim

[I] [Java/Python]  Add unit test for pyarrow.decimal128 in Array.from_jvm [arrow-java]

asfimport opened a new issue, #374: URL: https://github.com/apache/arrow-java/issues/374 Follow-up after https://github.com/apache/arrow/issues/18209. We need to find the correct code to construct Java decimals and fill them into a `DecimalVector`. Afterwards, we should activate the decimal