Diversified Data Sources
Modern data systems need to process data from various sources: relational databases, NoSQL storage, message queues, API interfaces, log files, streaming data, etc. Each data source has its unique connection methods and processing logic, increasing development complexity.
Complex Data Processing Logic
From raw data to business-usable data products, it usually requires complex transformation processes: cleaning, standardization, aggregation, association, feature engineering, etc. The dependencies between these steps are intricate and difficult to manage.
Increased Quality Requirements
Data quality directly affects the accuracy of business decisions. Data teams need to establish a complete data quality monitoring system, including integrity checks, consistency verification, anomaly detection, etc.