SQLite has also measured the performance impact for storing larger BLOBs: https://www.sqlite.org/intern-v-extern-blob.html https://www.sqlite.org/intern-v-exte

SQLite has also measured the performance impact for storing larger BLOBs: https://www.sqlite.org/intern-v-extern-blob.html https://www.sqlite.org/intern-v-extern-blob.html The verdict: storing blobs in the database is totally fine. Stable diffusion is totally compute bound, the overhead of storing a 1mb file in a sqlite db is miniscule.