Do not copy json data to the chunk in hash join probe
Open
type/enhancement
- Dominant language
- Go
- Stars
- 40.5k
- Forks
- 6.2k
- PR merge metrics
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Description
## Enhancement
Sometimes, json data is very large. If we copy json data to the result chunk in hash join probe stage, memory usage will be very large. Maybe we can store something like pointer in the chunk to save memory.
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