opensearch-project/OpenSearch

[Enhancement] Access Flat_object Subfields Using Docvalues

Open

#7,138 opened on Apr 13, 2023

View on GitHub
 (7 comments) (1 reaction) (0 assignees)Java (1,505 forks)batch import
Searchenhancementhelp wanted

Repository metrics

Stars
 (8,123 stars)
PR merge metrics
 (Avg merge 5d 9h) (266 merged PRs in 30d)

Description

Is your feature request related to a problem? Please describe. in 2.7.0 release, Flat_object Field does not support searching subfields in PainlessScript.

Describe the solution you'd like enable searching in PainlessScript, we will need to direct the fielddatabuilder to fetch docvalues within the two stringfields in memory

Contributor guide

Research direction
Examine the Flat object field implementation in OpenSearch, specifically how it handles docvalues for subfields. Look at the FieldDataBuilder for Flat object and understand how to enable docvalue support for subfields to be accessible in PainlessScript.
Tech stack
java
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
3-5 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
JavaOpenSearch
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60