Explore the new Variant type in Apache Iceberg v3, a powerful feature for storing and querying semi-structured data like logs, telemetry, and IoT data.
NOV 07, 2025|8 min read
Aihua Xu
Aihua Xu is a Senior Software Engineer at Snowflake, where he works on Data Lake to integrate with Apache Iceberg. With over 15 years of experience in software development—including 8+ years in the Big Data ecosystem—he has contributed to open-source projects like Apache Iceberg and Hive. Prior to Snowflake, he led large-scale infrastructure efforts at Uber and Cloudera, focusing on storage, compute and query engine. He is an Apache Hive PMC member and committer, with a deep interest in distributed systems, query engines, and data warehousing internals.
