Panduan Kejuruteraan: Freelance Python Programmer: Dagster, Airflow & dbt Core Data Pipelines. Aldian Fazrihady ialah Programmer Bebas Kanan & Jurutera AI (Python, Django, FastAPI, React, Next.js, TypeScript, Golang).
Eliminate broken executive dashboards and silent schema changes by hiring senior freelance Python programmer Aldian Fazrihady for asset-oriented Dagster + dbt Core pipelines.
-- dbt incremental model with deterministic unique_key merge
{{ config(materialized='incremental', unique_key='invoice_id', incremental_strategy='merge') }}
SELECT invoice_id, tenant_id, amount_cents, updated_at
FROM {{ source('raw_postgres', 'invoices') }}
{% if is_incremental() %}
WHERE updated_at > (SELECT MAX(updated_at) FROM {{ this }})
{% endif %}