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OmniSci [supports](https://www.omnisci.com/docs/latest/5_math.html) the `SAMPLE` aggregate method that:
> Returns one sample value from aggregated column x.
I don't believe this is implemented …
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4.6.1 mapd with JDBC connector.
My host computer. redhat 7.4. X86_64 with 376G RAM, Tesla P100 with 16G graphics memory.
When I execute "select * from View3"
fatal error happen, the log as …
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With the release of v4.5.0 we're now generating "official" binaries from the open source repo. Update the readme to link to these and the apt and yum repos.
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For using `floor` with omnisci, sometimes we need to cast literals to `float` in omnisci, see https://github.com/omnisci/mapd-core/issues/305#issuecomment-450295257
However I can figure out how to …
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As part of #191, it feels like if we can prove that 'columnar' and Arrow provide the same functionality for the same data types, we should remove Thrift columnar. This would remove a code path for mai…
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see this post on community forums
https://community.omnisci.com/communities/community-home/digestviewer/viewthread?GroupId=13&MID=4053&CommunityKey=d06df790-8ca4-4e54-91a0-244af0228ddc&tab=digestvi…
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Pymapd currently does not accept categorical columns from pandas, and issues an appropriate error message.
So this is a feature enhancement request.... would expect that categorical column type …
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^ This shouldn't be necessary.
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See https://observablehq.com/@domoritz/vega-with-omnisci-core-transform
@jheer any idea why the transform is not being called? https://vega.github.io/scalable-vega/ works fine.
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When I try to select all columns from the `tweets_nov_feb` table, I get an IndexError.
```python
import ibis
conn = ibis.mapd.connect(
host='metis.mapd.com', user='mapd', password='HyperIn…