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When I read the source code Pinot's GroupByExecutor, I found out it lacks of the following features of Druid's GroupByV2Engine:
1. Spill to disk for merging buffer. [Druid ParallelCombiner](https://g…
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Hey all,
I have a quick question that might betray my ignorance about HyperDB internals. I'm starting to build out a CouchDB-style indexing system on top of HyperDB, and I'm trying to figure out if…
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The DistSQL distribution heuristic is very simple: if a particular planNode is marked as `shouldDistribute`, and no other planNodes are marked as `shouldNotDistribute` or `cannotDistribute`, the plan …
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We use citus-7.5-7 and postgresql-10.5 build a distributed database.
Create a distribution table, Insert some data, then call the **madlib** algorithm to train the classification model will report a…
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Hi,
I'm getting NPE in real world example.
Following code is minimal reproduction of this error.
### Steps to reproduce the behavior (Required)
```
CREATE TABLE test (
id STRING,
col1 DECI…
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### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/doris/issues?q=is%3Aissue) and found no similar issues.
### Version
Initially, my version was 1.5, and then …
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The root discussion issue for Data analysis and transform is [here](https://github.com/sql-machine-learning/elasticdl/issues/1670).
**Transformation Requirements**
XGBoost model only accept the …
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**Describe the problem you faced**
When I read a table (e.g. tb_transaction_detail) and write to another hudi table (e.g. tb_transaction_detail_bucket_index) with bulk insert and bucket index enabl…
ziudu updated
4 months ago
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The ipfs network no longer supports secio, noise.net needs to be integrated
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### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/doris/issues?q=is%3Aissue) and found no similar issues.
### Version
1.2.1
### What's Wrong?
Impossible to …