westonpace commented on issue #13353:
URL: https://github.com/apache/arrow/issues/13353#issuecomment-1151694049
We have a cast function which can convert:
```
import pyarrow.compute as pc
pc.cast(table.column('decimal_column'), pa.float64())
```
However, I don't know how/if this can be connected to a pandas type mapper.
Maybe @jorisvandenbossche has some idea?
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