delta-io/delta

[Kernel][Testing] Run more write test suites using the V2 builders

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#5,092 opened on Aug 16, 2025

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 (1 comment) (0 reactions) (0 assignees)Scala (2,100 forks)batch import
enhancementgood first issuekernel

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Description

Feature request

Which Delta project/connector is this regarding?

  • Spark
  • Standalone
  • Flink
  • Kernel
  • Other (fill in here)

Overview

Currently we run DeltaTableWritesSuite and TablePropertiesSuite with both the V1 and V2 builders. We should run more test suites (all?) that use WriteUtils with the V2 builders as well.

Potentially blocked by #5090

Willingness to contribute

The Delta Lake Community encourages new feature contributions. Would you or another member of your organization be willing to contribute an implementation of this feature?

  • Yes. I can contribute this feature independently.
  • Yes. I would be willing to contribute this feature with guidance from the Delta Lake community.
  • No. I cannot contribute this feature at this time.

Contributor guide

Research direction
Identify which test suites use WriteUtils and extend them to run with V2 builders. Check the dependency on issue #5090 first.
Tech stack
scala
Domain
testing
Issue type
Test
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.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Blocked
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
ScalaGitDelta Lake basics
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
50