Job Trích xuất Dữ liệu (Extract Job). Đọc toàn bộ các bảng từ hệ thống nguồn (MySQL) và ghi thẳng xuống tầng Bronze của HDFS dưới định dạng Parquet để lưu trữ thô (Raw Data Lake).

Hospital_ETL/ ├── dags/ # Airflow DAGs orchestrating the ETL pipeline │ └── hospital_etl_dag.py # Main DAG definition file ├── datasource/ # Sample OLTP data scripts (.sql) for auto-initializing MySQL ...

My two younger sisters and I navigate money matters very differently, though we grew up in the same frugal household. I’m the most relaxed about spending. My middle sister, two years younger, ...

Learn SQL basics in just 15 minutes with this tutorial focused on using SQL with MySQL. Topics covered include: - What SQL is and an overview of relational database management systems - Installing ...

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Manager, Data Scientists - Data & AI at Avanade | Azure Open AI, Azure AI Studio/Foundry, Azure ML, Azure Databricks, Spark, R, SQL, Snowflake, Snowpark, Iceberg ...

Historic messages and documents obscured by incomprehensible ciphers can be found in libraries and archives all over the world. Artificial intelligence is helping historians crack open these ...