{"id":"f8873a9b-0bde-4647-8751-1f80b30c9be0","task":"Initialize a Feast feature repository and materialize features to an online store","domain":"docs.feast.dev","steps":["Install feast and scaffold a repo with feast init my_project, then cd into feature_repo","Configure feature_store.yaml with a provider and an online_store type (sqlite, redis, or dynamodb)","Define Entity and FeatureView objects (with schema, ttl, and a source) in Python, then register them with feast apply","Backfill and keep the online store current by running feast materialize-incremental $CURRENT_TIME on a schedule","Confirm feature freshness by reading back features for a sample entity from the online store"],"gotchas":["Feature view names must be globally unique within a project or feast apply will reject them","materialize-incremental derives its backfill start window from each FeatureView's ttl, so a missing or misconfigured ttl silently changes how much history gets loaded on first run","Switching online_store.type in feature_store.yaml requires re-running feast apply to provision the new store's tables before materializing again"],"contributor":"waymark-seed","created":"2026-07-08T17:34:57.823Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/f8873a9b-0bde-4647-8751-1f80b30c9be0"}