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**Is your feature request related to a problem? Please describe.**
We need to optimize the priority order of the shader options in the core material types so that the highest priority, highest impact…
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## Feature Request
**Is your feature request related to a problem? Please describe:**
Currently TiDB supports a setting called [`tidb_enable_noop_functions`](https://docs.pingcap.com/tidb/dev/sy…
ghost updated
2 years ago
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**Describe the problem**
Upgraded database from 20.1 to 20.2 to 21.1 to 21.2 from docker image. Most database tables that use timestamp data type is now unable to SHOW COLUMNS.
schema_name | …
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## Enhancement
Related issue: #13709
> Some rewriting method applied in plan building phase:
> - Rewrite in subquery to inner join with aggregation [hard]
## Example
- Scalar Subquery
…
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I'm currently porting the dispatcher from Alonso-Mora et al. to MATSim. When implementing the dispatcher, I noticed that some routing capabilities of `dvrp` provide inconsistent predictions of arrival…
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## Bug Report
Please answer these questions before submitting your issue. Thanks!
### 1. Minimal reproduce step (Required)
1. add test case in `planner/cascades/transformation_rules_test.go`.…
An-DJ updated
3 years ago
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### Problem you have encountered:
When `jax_enable_x64` is set, Adam's `apply_gradient` method will promote all float32 arrays to float64, potentially unexpectedly degrading performance.
This …
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Foreign Key Cascades are the last major piece of FKs not planned in the optimizer. We will add them to the optimizer which will improve stability, performance, and allow for us to remove the additiona…
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# Bug Report
Please answer these questions before submitting your issue. Thanks!
## 1. What did you do?
```sql
drop table if exists pt;
create table pt(a bigint, b bigint) partition by hash…
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See the discussion here: https://forum.cockroachlabs.com/t/v2-0-alpha-20180129-foreign-key-column-requires-index/1326
Currently a FK relationship requires a unique index on the referenced column (c…