EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·Aug 10·5 min read
How We Pushed CDC into Postgres
TL;DR
Snowflake has developed a new feature for Postgres that enables reliable, low-cost data replication into Snowflake using change data capture (CDC). This innovation simplifies the replication process, ensuring transactional consistency and minimal lag.
✦ Why It Matters
Consider implementing Snowflake's data mirroring to streamline your data replication processes today.
Key Takeaways
- Implement data mirroring for seamless Postgres to Snowflake replication.
- Utilize the snowflake_cdc extension for reliable change data capture.
- Leverage Iceberg tables for efficient data storage and access.
- Ensure transactional consistency across your data operations.
How It Works
Data mirroring uses the snowflake_cdc extension to push changes from Postgres into Iceberg tables in batches. This process involves writing changes to a meta log and applying them transactionally in Snowflake, ensuring that schema changes are correctly sequenced and reducing the complexity of traditional CDC methods.