PII Handling: Protecting Personal Data in Data Systems
Learn techniques for identifying, protecting, and managing personally identifiable information across your data platform.
Posts in technical
Pipeline Orchestration: Coordinating Data Workflows
Airflow, Dagster, and Prefect coordinate complex data workflows. Learn orchestration patterns, DAG design, and failure handling.
Presto and Trino: Querying Everything From Anywhere
Learn how Presto and Trino enable federated SQL queries across data lakes, warehouses, databases, and object storage without moving data.
Schema Evolution: Managing Changing Data Structures
Schema evolution lets pipelines handle changing data structures without breaking consumers. Learn backward and forward compatibility strategies.
Schema Registry: Enforcing Data Contracts
Learn how Schema Registry prevents data incompatibilities in distributed systems, supports schema evolution, and enables reliable streaming pipelines.
Serverless Data Processing: Building Elastic Pipelines
Build scalable data pipelines using serverless services. Learn how AWS Lambda, Azure Functions, and Cloud Functions integrate for cost-effective processing.
Slowly Changing Dimensions: History in Data Warehouses
Master Slowly Changing Dimension techniques including Type 1, Type 2, and Type 3 for maintaining historical accuracy in data warehouses.
Snowflake Schema: Normalized Dimension Design
Explore snowflake schema design, where dimension tables are normalized into related sub-tables, reducing redundancy and enabling shared reference data.
Star Schema: The Workhorse of Dimensional Data Modeling
Discover why star schema remains the dominant approach for analytical databases, how it enables fast queries, and when to use it versus alternatives.
Audit Logging: Tracking Data Changes for Compliance
Implement audit logging for compliance. Learn row-level change capture with triggers and CDC, log aggregation strategies, and retention policies.