Manfred and Cole dive into the details of some changes in recent and upcoming
Trino releases. They cover file compression and decompression improvements,
the updated file system support, and other performance boosters.
Improve performance of queries involving joins when fault-tolerant execution
is enabled.
Improve performance for LZ4, Snappy and ZSTD compression and decompression.
Publish a JDBC driver JAR without bundled, third-party dependencies.
Improve performance for concurrent write operations on S3 by using lock-less
Delta Lake write reconciliation, made possible with the release of the AWS SDK
with S3 conditional write support.
As usual, numerous performance improvements, bug fixes, and other features
have been added as well.
Performance boosters
We chat about some of the following aspects and projects and their impact on Trino:
Role and history of Aircompressor.
Foundation from Airlift.
Relation to Java 22, and soon 23.
Status and next steps for improved and modernized file system support.