The Apache Software Foundation

Guides adding metadata, extra information attached to data elements, to Apache Beam's WindowedValue. Maps the changes needed across serialization, storage, processing, and runner interfaces so new fields remain available during pipeline execution.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Adding trace context or drain flags to WindowedValue
• Checking metadata preservation through Windmill storage
• Reviewing propagation through grouping and timers

Build and test Apache Beam with Gradle, the system that manages its project tasks. Find relevant configuration files, inspect library dependencies, run formatting checks, publish locally, and investigate build failures.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Build or test a specific Apache Beam module
• Inspect library dependencies and version conflicts
• Run formatting and pre-commit checks

Learn Apache Beam's core concepts through Java and Python examples. Understand distributed datasets, processing steps, pipeline execution, and time windows, with guidance on aggregation, late data, error handling, and sharing processing steps across languages.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Learn how Pipeline, PCollection, and PTransform fit together
• Understand grouping, aggregation, merging, and splitting
• Study time windows, output timing, and late data

Inspect an Apache Hudi table’s storage layout using a read-only analysis tool. Get report-based findings on table size, uneven data distribution, excessive partitions, small files, and concentrated writes, with suggested next steps.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Check table size and the largest partitions
• Identify accumulated small files
• Assess excessive partitioning and uneven data distribution

Check whether Apache Hudi table maintenance is keeping pace with incoming data. Runs a read-only utility, interprets its JSON report, and explains unhealthy or skipped checks with concrete next steps.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking Hudi table maintenance health
• Investigating delayed compaction or cleaning
• Finding why the active timeline keeps growing

Design or review Apache Hudi tables through questions about data volume, updates, and usage. Get architecture recommendations, a decision record explaining tradeoffs, and configuration artifacts for supported processing paths.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Designing a new Hudi table
• Reviewing an existing table design
• Planning a small prototype

Migrate Java projects from FastExcel 1.3 to Apache Fesod by updating Maven or Gradle dependencies, package imports, and entry class calls. Handles both legacy package namespaces and identifies conditional helper class changes.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Migrating an existing Java Excel application to Fesod
• Updating Maven or Gradle dependencies
• Cleaning up partially migrated package imports

Review the scope and process of Apache Pinot changes, including pull request descriptions, reverts, retries, and compatibility notes. Use it to examine large changes, test workarounds, and documentation needed for changes that break backward compatibility.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing large changes across multiple modules
• Reviewing Revert or Hotfix pull requests
• Checking retries and sleeps added to tests

Review regression coverage and test quality in Apache Pinot when behavior or tests change. Use it to assess whether code changes and bug fixes have relevant tests, including paths that handle different types or null values.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing added or modified test files
• Checking production changes without test updates
• Checking regression tests for bug fixes

Start a local Pinot quickstart and verify it using modes supported by the checked-out code. Use it to bring up a local trial environment that matches the version you are working with.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Start a local Pinot quickstart
• Use a mode supported by the checked-out code
• Verify the quickstart after startup

Review Apache Pinot changes for compatibility with existing configurations and consumers. Covers public APIs, extension interfaces, serialized data formats, and REST responses, helping focus code review on changes that may affect existing users.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing changes to configuration fields
• Checking compatibility after extension interface changes
• Reviewing enum and schema type changes

Compare baseline and current Pinot benchmark results from JMH, a tool for measuring code performance. The skill uses a separate baseline worktree, a working directory kept apart from the current code.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Compare Pinot benchmarks before and after a code change
• Check performance differences against a baseline
• Keep baseline code in a separate working directory

Validate and fix Pinot pre-commit checks for modules affected by a change. Use it before a commit or pull request to address check failures in the relevant parts of the project.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking affected modules before a commit
• Validating changes before a pull request
• Fixing pre-commit check failures

Review Apache Pinot changes for correctness in null handling, numeric types, type-based processing, and resource lifecycles. Use it to examine changes to calculations, aggregations, window functions, and segment cleanup or persistence.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing changes to null handling
• Checking branches based on data or index types
• Reviewing numeric processing in aggregations and window functions

Review Apache Pinot changes affecting frequently executed code or making performance claims in a pull request. Relevant areas include operators, segment readers, aggregation functions, and locking inside loops that process individual rows.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Review changes to frequently executed processing code
• Review performance improvement claims in a pull request
• Review locking inside per-row loops

Review architecture changes in Apache Pinot, focusing on module dependencies, extension interfaces, abstractions, and class placement. Use it to examine changes that cross module boundaries or introduce new plugins and interfaces.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing classes moved between modules
• Checking new extension interfaces or abstract classes
• Reviewing new plugin directories

Review Apache Pinot changes against naming and API conventions, including public names, method signatures, REST endpoints, JSON fields, and documentation. Use it when adding or renaming elements exposed to other code or users.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing public class, method, or field names
• Checking new enum constants or DataType values
• Reviewing REST endpoints and JSON fields

Review Apache Pinot changes for concurrency and state safety, including locks, shared callbacks, lifecycle changes, and distributed metadata. Use it to examine how changes affect shared state when multiple operations run at the same time.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing changes to locks and atomic operations
• Checking shared callback registration changes
• Reviewing Helix state transitions and ZK node changes

Run a named Pinot test class or individual method in the Maven module that contains it. Use it to focus test execution on a specific target within the project's module structure.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Run a specific Pinot test class
• Run an individual test method
• Execute a test in its owning Maven module

Investigate Pinot tests that fail intermittently in GitHub Actions. Use the skill to produce a report describing the evidence found and likely causes, helping explain failures that do not occur consistently.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Investigating intermittent Pinot test failures
• Reporting evidence from GitHub Actions test failures
• Documenting likely causes of inconsistent test results

Guides Apache OpenDAL release managers through preparation, release candidates, verification, voting, and publication. It tracks the current stage, checks external systems, and distinguishes core, candidate, and package versions when deciding the next release action.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Preparing a weekly candidate or manual release candidate
• Checking release CI and staged source artifacts
• Preparing a vote and verifying its outcome

Organize complex feature work into exploratory prototypes, written behavior contracts, shared tests, and focused pull requests. Use this workflow to settle interfaces before review, split large changes around clear responsibilities, and handle review findings without expanding scope.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Planning a feature that changes multiple public interfaces
• Resolving interface changes that recur during review
• Splitting a large branch into focused pull requests

Review pull requests, branches, or uncommitted changes across eight areas, including security, correctness, and tests. Verify findings against the code, group problems by type, and assess whether the change needs redesign or smaller fixes.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing a pull request across eight areas
• Checking local changes before submission
• Challenging findings with thorough verification

Guide development in Apache Tika with project rules for Maven builds, module tests, code conventions, and checks before committing. Covers safe file handling, regression tests, and build pitfalls that can hide failures.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Preparing an Apache Tika development session
• Building and testing selected modules
• Checking parser changes and regression tests