apache/beam

Eliminate nullability errors from :sdks:java:extensions:sql

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#20,501 opened on Jun 4, 2022

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Description

Just edit build.gradle and set enableChecker: true and fix some errors!

Imported from Jira BEAM-10497. Original Jira may contain additional context. Reported by: kenn. This issue has child subcomponents which were not migrated over. See the original Jira for more information. Subtask of issue #20497

Contributor guide

Research direction
Enable the nullability checker in build.gradle, then fix the reported errors by adding proper nullability annotations (e.g., @Nullable, @NonNull) or adjusting code logic as indicated by the checker.
Tech stack
java
Domain
backend
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
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
JavaGradle
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70