Couchbase Upgrade

Planning and executing Couchbase Server version upgrades — upgrade paths, breaking changes, pre/post-upgrade steps, and 8.0-specific considerations.

Distinct from the rolling upgrade section in couchbase-mcp (which covers the MCP tool sequence for executing the upgrade). This skill covers the planning layer: what to check before you run those tools.

When this skill applies

• "How do I upgrade from 7.x to 8.0?"
• "What changed in 8.0 that could break my cluster?"
• "What's the safe upgrade path?"
• "How do I verify the upgrade worked?"
• "What's the cluster compatibility version?"
• "Do I need EE for 8.0 defaults?"

Supported upgrade paths

Couchbase supports upgrading one major version at a time: