opensearch-project / opensearch-project/sql
[META] Support nested field type in Calcite
Nobody has claimed this yet.
- Dominant language
- Java
- Stars
- 176
- Forks
- 229
- Avg merge
- 2d 21h
- Merged PRs (30d)
- 43
Description
Problem Statement
The OpenSearch nested type is not fully supported in SQL plugin. https://github.com/opensearch-project/sql/blob/main/docs/user/ppl/limitations/limitations.rst#nested-field-behavior
The main issues in legacy engine and SQL query listed in https://github.com/opensearch-project/sql/issues/52
The main issues in v3 and PPL will list in the subtask of this meta issue.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with docs/user/ppl/limitations/limitations.rst and the linked issue 52 to understand the existing nested-field gaps. Then review the subtasks for the v3 and PPL work; this meta issue is complete only when the listed nested-type problems across the legacy engine, SQL, v3, and PPL have defined and implemented resolutions.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, sql
- Domain
- databases
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100