-
### Bug description
It currently segfaults on `cmake-build-debug/velox/benchmarks/tpch/velox_tpch_benchmark --data_path data/hive_data/tpch --run_query_verbose 6`
Specifying the cache_gb option thro…
-
[Workflow Run URL](https://github.com/coiled/benchmarks/actions/runs/11874386559)
-
Benchmark TPCH performance against parquet / orc.
-
### Is your feature request related to a problem or challenge?
DataFusion provides the capability of "unparsing" a logical plan into SQL via the `unparser` module in the `sql` crate (see https://gi…
-
For tpch q21:
with adaptive planning:
```
Query 20240930_053638_00003_qzvum, FINISHED, 9 nodes
Splits: 69,182 total, 69,182 done (100.00%)
12:42 [188B rows, 1.25TB] [247M rows/s, 1.67GB/s]
```…
-
We should add an end-to-end benchmark that measures `pg_restore` performance of a non-trivial dataset (e.g. 10 GB with 64 B rows). We should determine the bottlenecks and attempt to improve throughput…
-
e.g.
https://docs.snowflake.com/en/user-guide/sample-data-tpch
Also needed how do the names of schema relate to table sizes. E.g. is sf30000 30,000 rows per table or 30,000 bytes or what exactly?
…
-
### Is your feature request related to a problem or challenge?
As I was working on https://github.com/apache/datafusion-ray/issues/9, I looked at how tests are run on Datafusion and I discover that t…
-
This is a collection of items to improve external (spilling) aggregation
### Background
> Abstract—Analytical database systems offer high-performance in-memory aggregation. If there are many uniqu…
alamb updated
3 weeks ago
-
## General Question
at fist, I use tidb 5.3 with 3 tiflash and it report tiflash server timeout ,then I upgrade to v5.4.0 , still fail but with a different user error