nsivabalan opened a new pull request #2487:
URL: https://github.com/apache/hudi/pull/2487
## What is the purpose of the pull request
Adding record level index based on hoodie backed table.
## Brief change log
- *Added RecordLevelIndex to hoodie that stores and exposes record level
index info*
Review guide:
- Index class: RecordLevelIndex
- Classed used in read path for index table: // Supports read in two modes.
either scan fully and fetch key locations. or look up one by one
a. HoodieRecordLevelIndexScanner
b. HoodieRecordLevelIndexLookupFunction and
RecordLevelIndexLazyLookupIterator
- Record schema : HoodieRecordLevelIndexRecord
- Payload to be used in Index table: HoodieRecordLevelIndexPayload
- Configs added: hoodie.record.level.index.num.partitions and
hoodie.record.level.index.enable.seek
## Verify this pull request
*(Please pick either of the following options)*
This pull request is a trivial rework / code cleanup without any test
coverage.
*(or)*
This pull request is already covered by existing tests, such as *(please
describe tests)*.
(or)
This change added tests and can be verified as follows:
*(example:)*
- *Added integration tests for end-to-end.*
- *Added HoodieClientWriteTest to verify the change.*
- *Manually verified the change by running a job locally.*
## Committer checklist
- [ ] Has a corresponding JIRA in PR title & commit
- [ ] Commit message is descriptive of the change
- [ ] CI is green
- [ ] Necessary doc changes done or have another open PR
- [ ] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
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