Guide for using the CockroachDB replicator to continuously replicate changes from PostgreSQL, MySQL, or Oracle to CockroachDB after an initial molt fetch data load. Use when setting up CDC replication, configuring pglogical/mylogical/oraclelogminer, or managing the fetch → replicator cutover workflow.
Install
npx skills add cockroachdb/claude-plugin --skill molt-replicatornpx skills add cockroachdb/claude-plugin --skill molt-replicator -a claude-code -gnpx skills add cockroachdb/claude-plugin --skill molt-replicator -a codex -ggemini skills install https://github.com/cockroachdb/claude-plugin.git --path skills/cockroachdb-onboarding-and-migrations/molt-replicatorgh skill install cockroachdb/claude-plugin molt-replicatorgit clone --depth 1 https://github.com/cockroachdb/claude-plugin /tmp/cockroachdb__claude-plugin
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/cockroachdb__claude-plugin/skills/cockroachdb-onboarding-and-migrations/molt-replicator ~/.claude/skills/molt-replicator # Claude Code
cp -R /tmp/cockroachdb__claude-plugin/skills/cockroachdb-onboarding-and-migrations/molt-replicator ~/.agents/skills/molt-replicator # Codex, Cursor, Gemini CLI, Copilot, OpenCode