apache / apache/gluten

[VL] Support split_part

Open
#6,758 3 comments 0 reactions 0 assignees View on GitHub
enhancement
Dominant language
Scala
Stars
1.6k
Forks
657
Avg merge
2d 14h
Merged PRs (30d)
80

Description

### Description

In Spark, split_part is element_at(StringSplitSQL) actually.

![image](https://github.com/user-attachments/assets/49a80fdf-0c10-48e9-ab8f-5a840e7d3baa)

Contributor guide

Open the contributing guide

Research direction

Start by tracing how Spark's split_part expression is represented through element_at(StringSplitSQL). Compare that path with existing supported string-function handling, then add coverage for split_part and verify the relevant Spark SQL behavior in the test suite.

Written by the indexing model from the issue text.

Assessment

Tech stack
scala, spark
Domain
data-engineering
Issue type
Feature
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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