🔵 DATA INGESTION

There are several types of data sources:

— 🗄 Databases
— 📈 Events (Clickstream)
— 🌐 3rd party APIs
— 📄 Files


CDC SYNC FOR DATABASES WITH DEBEZIUM

💡 Debezium is an open-source distributed platform for change data capture (CDC)

— ⏱️ Real-time data streaming
— 🗃 Support for various databases
— ⚙️ Fault-tolerant and scalable architecture
— 📜 Schema evolution handling
— 🔗 Integration with Apache Kafka


Setup hints for Debezium source connectors

— ⚙️ Leverage distributed and parallel sync mode
— 🎯 Only sync relevant data
— 🛠 Configure topics auto-create feature
— 🚫 Do not trigger initial snapshots on production databases
— 🔔 Enable signaling (very powerful feature)
— 🔄 Configure retries in case of (transient) errors
— 📝 Tolerate errors but capture/log them


Setup hints for sink connector (Snowflake)

— 🏷 Ensure a consistent naming convention for topics
— ⚙️ Adjust settings for optimal performance
— 🆕 New record state extraction for Debezium messages
— 📝 Include relevant metadata fields
— 📐 Apply schematization
— 🗃 Ensure arrays are handled correctly to avoid data issues
— 🎛 Use Single Message Transforms (SMT) selectively
— 📨 Configure a dead letter queue to capture and debug errors effectively


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