# DucklakeSettingsDucklakesValueMaintenance
## Properties
**enabled** | **bool** | |
**schedule** | Option<**String**> | cron cadence (v2, UTC); defaults to daily at 03h with a per-lake minute offset | [optional]
**retention_days** | Option<**i32**> | snapshot retention window in days (default 7); time-travel older than this stops working | [optional]
**compaction** | Option<**bool**> | merge adjacent small parquet files (default true) | [optional]
**orphan_cleanup** | Option<**bool**> | delete orphaned files older than max(retention, 1 day) (default true) | [optional]
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