Support batch lookup of indexing
Open
from-jira
priority:high
type:bug
- Dominant language
- Java
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Description
Today the hudi index lookup APIs only support a small set of data, meaning that the lookup set has to fit into the memory of a single machine. We need to change it to RDD based implementation.
## JIRA info
- Link: https://issues.apache.org/jira/browse/HUDI-9515
- Type: Bug
Contributor guide
No contributing guide indexed for this repository
Research direction
Start by reading the Hudi index lookup APIs and the linked HUDI-9515 issue, then trace how the current lookup set is held on a single machine. Done means the lookup uses an RDD-based implementation so the lookup set no longer needs to fit in one machine's memory; run the relevant index tests after identifying them.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, spark
- Domain
- data-engineering, distributed-systems
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100