The April 2026 ClickHouse newsletter covers the 26.3 release featuring materialized CTEs, WebAssembly UDFs, and async inserts as default. A new CLI tool called clickhousectl is introduced for managing local and cloud deployments with AI agent support. Other highlights include Goldsky achieving 12x faster blockchain data backfills using Apache Arrow with ClickHouse, a guide to building a SIEM with ClickHouse and Clickdetect, a deep dive into the redesigned full-text search index for object storage, and ClickHouse CTO Alexey Milovidov's perspective on agentic coding reaching practical usefulness. Upcoming events include the free Open House conference in San Francisco (May 26–28).
Table of contents
Featured community member: Nazarii Piontko #Open House 2026 #26.3 release #Introducing clickhousectl: the CLI for ClickHouse local and cloud (beta) #How Goldsky made historical blockchain data backfills 12x faster #Agentic coding at ClickHouse #Building a SIEM with ClickHouse and Clickdetect #Building high-performance full-text search for object storage #Quick reads #Upcoming events #Sort: