scylladb/scylla-cdc-java

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Stars: 32
Forks: 23
Open beginner issues: 0
Indexed issues: 30
Avg merge: 2d 6h
Merged PRs (30d): 3

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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30 open issues indexed

Add coordinated retirement for legacy tablet checkpoints Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

scylladb/scylla-cdc-java#195 · Opened Sep 14, 2026
Driver3MultiReader.findNext falls through past its end-of-readers guard Open

base bug

Difficulty 1/5 Under an hour Newbie friendliness 85/100

scylladb/scylla-cdc-java#194 · Opened Sep 14, 2026
Per-generation checkpoints leak after restart: toDelete derives from in-process activeTasks Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

scylladb/scylla-cdc-java#193 · Opened Sep 10, 2026
Remove unnecessary `generationMetadata` field/getter from GroupedTasks and refactor dependent code Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

scylladb/scylla-cdc-java#177 · Opened Mar 19, 2026
First-time CDC consumer startup causes excessive cluster load by scanning from generation start Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

scylladb/scylla-cdc-java#172 · 2 comments · Opened Feb 27, 2026
Add adaptive backpressure based on cluster response latency Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

scylladb/scylla-cdc-java#171 · Opened Feb 27, 2026
Add global concurrency limiter for CDC queries across all workers Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

scylladb/scylla-cdc-java#170 · Opened Feb 27, 2026
API improvement: Add Optional-returning variants of lookup methods to avoid IllegalArgumentException Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

scylladb/scylla-cdc-java#164 · Opened Jan 29, 2026
AlterReAddColIT may fail with "Cannot add column column4 because a column with the same name was dropped too recently" Open

scylladb/scylla-cdc-java#157 · 1 assignee · Opened Dec 13, 2025
Changes from the same partition/stream appear on different threads Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

scylladb/scylla-cdc-java#152 · 2 comments · 1 reaction · Opened Dec 1, 2025
add skip empty generations Open

bug

scylladb/scylla-cdc-java#144 · 3 comments · 1 assignee · Opened Nov 11, 2025
Have alter tablet tests for complex types Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#139 · Opened Oct 28, 2025
Trigger metadata update on missing column Open

scylladb/scylla-cdc-java#138 · 1 assignee · Opened Oct 28, 2025
Make Driver3WorkerCQL ignore when new column is absent Open

scylladb/scylla-cdc-java#137 · 1 assignee · Opened Oct 28, 2025
Add extra coverage for alter table cases Open

scylladb/scylla-cdc-java#133 · 1 assignee · Opened Oct 20, 2025
Drop java 8 support Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#126 · Opened Oct 5, 2025
Dependency Dashboard Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

scylladb/scylla-cdc-java#107 · Opened Oct 3, 2025
Have basic integration tests that check CDC records ordering Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

scylladb/scylla-cdc-java#106 · Opened Aug 27, 2025
Have a code that persists progress Open

scylladb/scylla-cdc-java#103 · 1 assignee · Opened Jul 22, 2025
Make an integration test for different typologies Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#92 · Opened Apr 29, 2025
Potential race condition while closing Worker Open

base

Difficulty 4/5 3-5 days Newbie friendliness 45/100

scylladb/scylla-cdc-java#65 · Opened Aug 31, 2021
Not enough replicas available for query at consistency QUORUM (5 required but only 4 alive) Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

scylladb/scylla-cdc-java#61 · Opened Jul 28, 2021
Schema change support Open

base

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#45 · Opened May 6, 2021
Modernise replicator to use new APIs Open

replicator

Difficulty 4/5 3-5 days Newbie friendliness 25/100

scylladb/scylla-cdc-java#41 · 1 reaction · Opened Apr 29, 2021
Don't restart generation reading from the beginning on generation table query failure Open

base

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#40 · 1 comment · 1 reaction · Opened Apr 21, 2021
StackOverflowError when retrying reading from the middle of window with large amount of data Open

base

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

scylladb/scylla-cdc-java#36 · 4 comments · Opened Apr 2, 2021
Paste the info from the blog post into the project docs Open

scylladb/scylla-cdc-java#14 · 2 comments · 1 assignee · Opened Jan 25, 2021
Always use prepared statements for replication Open

replicator

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scylladb/scylla-cdc-java#13 · 2 comments · Opened Dec 22, 2020
Non-frozen list insert operations replicated incorrectly Open

replicator

Difficulty 4/5 3-5 days Newbie friendliness 45/100

scylladb/scylla-cdc-java#10 · 1 comment · Opened Dec 22, 2020
Wrong matching of delta and postimage rows in batches in POST_IMAGE mode Open

replicator

scylladb/scylla-cdc-java#7 · 1 assignee · Opened Dec 21, 2020

scylladb/scylla-cdc-java

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