tidb_adaptive_closest_read_threshold in the internal sql has wrong default value
Open
affects-7.5
affects-8.1
affects-8.5
severity/major
sig/sql-infra
type/bug
- Dominant language
- Go
- Stars
- 40.5k
- Forks
- 6.2k
- PR merge metrics
- PR metrics pending
Description
## Bug Report
Please answer these questions before submitting your issue. Thanks!
### 1. Minimal reproduce step (Required)
add assert for ```tidb_adaptive_closest_read_threshold``` to check whether its default value is zero.
### 2. What did you expect to see? (Required)
it is impassible that the default value is zero
### 3. What did you see instead (Required)
assert fail
### 4. What is your TiDB version? (Required)
Contributor guide
Assessment
This issue has not been assessed yet.