-
SQL crashes the database:
```
SELECT hll_hash_any(cash_out(0::money));
```
Crash Example
```
psql (15devel, server 15.2)
SSL connection (protocol: TLSv1.2, cipher: ECDHE-RSA-AES256-GCM-SHA384…
-
- [x] [HyperLogLog](http://algo.inria.fr/flajolet/Publications/FlFuGaMe07.pdf)
- [x] Top-K or Mine Top-K: _Using Bloom Filters for Mining Top-k Frequent Itemsets in Data Streams, Younghee Kim et Al._…
-
Setting both EN_HLS=1 and EN_PR=1 leads to a synthesis issue.
Steps to reproduce for Alveo U200 (but I guess it does not work on any platform):
```sh
cd hw
mkdir build
cd build
cmake .. -DFDEV…
-
Encountering the following error logs while executing 'make test'
```
Testing modules/commandfilter
[ok]: HyperLogLog sparse encoding stress test
[ok]: Corrupted sparse HyperLogLogs are detected: …
-
### Background
Some aggregations require computing values against the raw data.
Since Raptor is designed as "production first", saving the raw data on the state then calculating is expensive and r…
-
We have a project with over 50 packages we run into infamous OSX linker problem.
In `otool -l` dump of some dylib there are
```
Load command 21
cmd LC_LOAD_DYLIB
cmdsize 80
…
-
https://redis.io/
Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, s…
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DISTINCTCOUNTHLL accuracy and memory footprint can be improved through latest HLL algorithms. We have a choice either replace the existing implementation with a better one or leave the existing DISTIN…
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Our current stats gathering is way too simplistic - it's only keeping a cache per client connection to a cluster for the min and max key for a table. Instead, we should:
1. have a system table that st…
-
There are dependency updates like the rand one from dependabot not merged. It looks like a useful crate but I'm trying to assess whether I'd need to fork it or whether it is still maintained.