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Built xsystem4 binary does load ain file as expected, but attempting to start a game from the start menu gives segfault with acx_load errors despite the program presumably being in the context of the …
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StarRocks support hll_cardinality
https://docs.starrocks.io/docs/sql-reference/sql-functions/scalar-functions/hll_cardinality/
however, in trino's compatibility, trino support hll type's cardinality…
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Hello Team,
It seems that new cardinality estimator paper has two new estimators, the improved estimator and MLE estimator, better than the one originally proposed, see paper here: https://arxiv.or…
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- Benchmark testing for current Sparse representation as part of `PFADD`.
- Analyse feasibility of switch between Sparse and Dense representations based on benchmark testing.
- Implementation to swi…
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First, thanks for this great library !
However, I noticed a typo that causes very large cardinalities to be underestimated.
**Amplitude of the error** (using $2^{20}$ registers):
The relative err…
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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.
### Description
hll类型可以通过hll_from_base64函数导入，除了hll类型…
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Make a restriction: only support DAGs, only do typechecking forward. IE if we use a handshake module somewhere in the pipeline, require that the input to the pipeline is Handshake. This makes things a…
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Feature suggestion
Spark [3.5.0](https://spark.apache.org/releases/spark-release-3-5-0.html) has been released. We should:
- [x] Update sbt to be this version the default version #435
- [x] Upda…
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HLL currently uses 8 bit per register which is not always required (depends on the parameter `b`)
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Great library, would love to see more in that area!
I am able to use it with Theta sketches just fine, but on the same data with HLL I am seeing the following NPE error:
```
org.apache.spark.Sp…