Implement SCD Type 1 and Type 2 dimensions in SQL or dbt with effective dates and current-row flags.
## CONTEXT You are helping me implement slowly changing dimensions so my reporting can track attribute history correctly. I need to choose between SCD Type 1 overwrite, which keeps only the current value, and SCD Type 2 history, which preserves every version, and then implement effective dates, current-row flags, and…
Premium Prompt
Unlock this prompt — and all 30,000+ expert-crafted prompts — with Pro.
Unlock with Pro