FAQ

FAQ

Frequently asked questions. Have one we missed? Open an issue.

About the project

Why build this instead of using Databricks / Snowflake?

Can I run this in production?

Why Python 3.13+?

Why Docker Compose, not Kubernetes?

About the architecture

Why Trino and not DuckDB / Spark?

Why Parquet for Bronze/Silver but Iceberg only for Gold?

Can I swap Iceberg for Delta Lake?

Why OpenMetadata over DataHub / Amundsen?

About the data

Why ECB rates + DAX index?

Can I use my own data source?

About running it

How much RAM does it really need?

Why does first startup take so long?

How do I reset everything?

About contributing

Where do I start reading the code?

How do I report a bug or suggest a feature?