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Add coordinated retirement for legacy tablet checkpoints

Status: Open.

#195 In scylladb/scylla-cdc-java;

· dkropachev opened on Sep 14, 2026

Driver3MultiReader.findNext falls through past its end-of-readers guard

basescylla-cdc-base packagescylla-cdc-base package

bugSomething isn't workingSomething isn't working

Status: Open.

#194 In scylladb/scylla-cdc-java;

· nikagra opened on Sep 14, 2026

Per-generation checkpoints leak after restart: toDelete derives from in-process activeTasks

Status: Open.

#193 In scylladb/scylla-cdc-java;

· nikagra opened on Sep 10, 2026

Remove unnecessary generationMetadata field/getter from GroupedTasks and refactor dependent code

Status: Open.

Task

#177 In scylladb/scylla-cdc-java;

· nikagra opened on Mar 19, 2026

First-time CDC consumer startup causes excessive cluster load by scanning from generation start

Status: Open.

Bug

#172 In scylladb/scylla-cdc-java;

· dkropachev opened on Feb 27, 2026

Add adaptive backpressure based on cluster response latency

Status: Open.

Enhancement

#171 In scylladb/scylla-cdc-java;

· dkropachev opened on Feb 27, 2026

Add global concurrency limiter for CDC queries across all workers

Status: Open.

Enhancement

#170 In scylladb/scylla-cdc-java;

· dkropachev opened on Feb 27, 2026

API improvement: Add Optional-returning variants of lookup methods to avoid IllegalArgumentException

Status: Open.

Enhancement

#164 In scylladb/scylla-cdc-java;

· dkropachev opened on Jan 29, 2026

AlterReAddColIT may fail with "Cannot add column column4 because a column with the same name was dropped too recently"

Status: Open.

Bug

#157 In scylladb/scylla-cdc-java;

· dkropachev opened on Dec 13, 2025

Changes from the same partition/stream appear on different threads

Status: Open.

Task

#152 In scylladb/scylla-cdc-java;

· Stepuk opened on Dec 1, 2025

add skip empty generations

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#144 In scylladb/scylla-cdc-java;

· katherine91 opened on Nov 11, 2025

Have alter tablet tests for complex types

Status: Open.

Task

#139 In scylladb/scylla-cdc-java;

· dkropachev opened on Oct 28, 2025