--- title: February 2026 newsletter | daily.dev description: The February 2026 ClickHouse newsletter covers a $400M Series D funding round, the acquisition of Langfuse (an open-source LLM observability platform), and the... canonical: https://daily.dev/posts/february-2026-newsletter-2mlovotyq twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: February 2026 newsletter | daily.dev og:description: The February 2026 ClickHouse newsletter covers a $400M Series D funding round, the acquisition of Langfuse (an open-source LLM observability platform), and the... og:url: https://daily.dev/posts/february-2026-newsletter-2mlovotyq og:image: https://api.daily.dev/og/posts/2mlOvoTYQ.png og:image:alt: February 2026 newsletter og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # February 2026 newsletter **[ClickHouse](https://daily.dev/sources/clickhouse)** · 6 min read · 0 upvotes · 0 comments ## Summary The February 2026 ClickHouse newsletter covers a $400M Series D funding round, the acquisition of Langfuse (an open-source LLM observability platform), and the launch of an enterprise PostgreSQL service. Key technical highlights include the 26.1 release with new tokenizer support and Variant data type improvements, the official Kubernetes Operator for simplified cluster management, a data modeling guide for sub-second analytics, and a PostgreSQL+ClickHouse unified open-source data stack using PeerDB for CDC replication. Additional reads cover Top-N query optimization achieving 5-10× speedups, guardrail patterns for AI-generated queries, and a crypto trade completeness solution using Refreshable Materialized Views and ReplacingMergeTree. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [October 2026 newsletter](https://daily.dev/posts/october-2026-newsletter-rvpuwzyfi) · ClickHouse · 0 upvotes · 0 comments - [July 2026 newsletter](https://daily.dev/posts/july-2026-newsletter-qh7utypn7) · ClickHouse · 0 upvotes · 0 comments - [December 2025 newsletter](https://daily.dev/posts/december-2025-newsletter-1al9y4yiu) · ClickHouse · 3 upvotes · 0 comments --- Tags: [#kubernetes](https://daily.dev/tags/kubernetes), [#postgresql](https://daily.dev/tags/postgresql), [#clickhouse](https://daily.dev/tags/clickhouse), [#data-warehouse](https://daily.dev/tags/data-warehouse), [#real-time-analytics](https://daily.dev/tags/real-time-analytics) [View this post on daily.dev](https://daily.dev/posts/february-2026-newsletter-2mlovotyq) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"February 2026 newsletter","url":"https://daily.dev/posts/february-2026-newsletter-2mlovotyq","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/february-2026-newsletter-2mlovotyq"},"datePublished":"2026-02-20T10:17:13.340Z","dateModified":"2026-02-20T10:17:46.904Z","description":"The February 2026 ClickHouse newsletter covers a $400M Series D funding round, the acquisition of Langfuse (an open-source LLM observability platform), and the...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/b3d899bf65d5b42f9f81852f6f0c4621?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/b3d899bf65d5b42f9f81852f6f0c4621?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"ClickHouse","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"ClickHouse","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/clickhouse","url":"https://daily.dev/sources/clickhouse"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/february-2026-newsletter-2mlovotyq","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"kubernetes,postgresql,clickhouse,data-warehouse,real-time-analytics","timeRequired":"PT6M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"ClickHouse","item":"https://daily.dev/sources/clickhouse"},{"@type":"ListItem","position":3,"name":"February 2026 newsletter"}]} ```