dumpling: Parallel processing implementation for string-type
Open
type/enhancement
- Dominant language
- Go
- Stars
- 40.5k
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Description
## Enhancement
Currently, parallelization supports only numeric types for dumpling. so support string value.
## related implementation
* pickupPossibleField
https://github.com/pingcap/tidb/blob/master/dumpling/export/sql.go#L1286-L1299
* estimateCount
https://github.com/pingcap/tidb/blob/master/dumpling/export/sql.go#L1301
https://github.com/pingcap/tidb/blob/master/dumpling/export/sql.go#L1306
* detectEstimateRows
https://github.com/pingcap/tidb/blob/master/dumpling/export/sql.go#L1343
## Pull Request
https://github.com/pingcap/tidb/pull/62172
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