ClickHouse Data Handling Overview Manage the full data lifecycle in ClickHouse: TTL-based expiration, GDPR/CCPA deletion, data masking, partition management, and audit trails. Prerequisites - ClickHouse tables with data (see ) - Understanding of your data retention requirements Instructions Step 1: TTL-Based Data Expiration Step 2: Data Deletion for GDPR/CCPA Important notes on ClickHouse deletions: - is lightweight but still creates mutations internally - Mutations rewrite data parts in the background — not instant - For GDPR compliance, use and verify via - Partitioned data is fastest to bu…