Snowflake, BigQuery, Databricks, ClickHouse — cloud warehouses vs lakehouses vs OLAP, with honest cost modeling.
Apache Iceberg, Delta Lake, Apache Hudi — when you need a table format layer above Parquet and how each maps to your query engine.
Fivetran, Airbyte, Stitch, Meltano — managed vs open source ingestion and when the price difference is actually justified.
Apache Kafka, Apache Flink, AWS Kinesis — when batch is no longer enough and how to pick a streaming architecture that doesn't become a maintenance burden.
dbt, SQLMesh, Coalesce — the transformation layer that most data stacks get wrong until it's painful. When dbt is the obvious choice and when it isn't.
Census, Hightouch, Polytomic — syncing warehouse data back to operational tools and why this unlocks the rest of your stack.
Airflow, Prefect, Dagster, Mage — pipeline orchestration and the hidden operational cost most teams underestimate when choosing between managed and self-hosted.
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