Data & Analytics Engineering

ClickHouse benchmarks analytics agents and tracks Postgres 19

ClickHouse published an open harness for benchmarking analytics agents across 28 models, and highlighted four new PostgreSQL 19 system views for inspecting locks, recovery, and autovacuum.

• —ClickHouse released an open benchmark harness that scores analytics agents on correctness, cost, and speed across 201 real queries — reusable for your own runs.
• —PostgreSQL 19 adds system views for lock contention, recovery state, autovacuum priorities, and dynamic shared memory, making operational inspection easier.

dbt preps Exasol support; tarball extraction patched

dbt-core's 2.0.0-dev line added Phase 1 Exasol adapter support with the full macro bundle, plus parse-safe views and a fix for a tarball extraction security issue, while ClickHouse shipped a routine LTS release.

• —dbt-core adds Phase 1 Exasol adapter support, covering connection/auth, seed types, and the full macro bundle for materializations, snapshots, and contracts.
• —dbt-core fixes a symlink/hard-link extraction vulnerability in package tarballs and introduces parse-safe views (dbt.models, dbt.columns) that exclude compile-only columns at parse time.
• —ClickHouse's v26.3 LTS release shipped without notable user-facing changes.

ClickHouse improves LTS stability with dual-release bug fixes

ClickHouse shipped two LTS releases focused on backend reliability, addressing replication and query-engine defects without introducing new user-facing features.

• —ClickHouse v26.8.1.2041-lts fixes replication lag and merge-tree edge cases for improved cluster stability.
• —ClickHouse v26.3.26.3-lts patches a memory-allocation bug in the query engine that could cause sporadic crashes on high-concurrency workloads.

ClickHouse streamlines managed Postgres onboarding

ClickHouse ships a new four-step getting started flow for Managed Postgres, guiding users from provisioning to running real-time analytics, alongside a routine LTS patch release.

• —ClickHouse adds a guided four-step onboarding flow for Managed Postgres, covering provisioning through to querying and analytics.

dbt-core's Exasol adapter expands data platform reach

dbt-core added a Phase 1 Exasol adapter with full macro support and parse-safe exported-index views, while Dagster+ streamlined dynamic partition cleanup and ClickHouse shipped a new LTS release.

• —dbt-core's new Exasol adapter brings the full macro bundle—materializations, snapshots, contracts, grants, and cross-database utils—to Exasol users, with parse-safe views that flag compile-only or never-populated columns in exported indexes.
• —Dagster+ now lets you wipe and delete dynamic partitions in a single action, clearing degraded asset status, and alert policies can notify on successful code location deploys.
• —ClickHouse's v26.3.24.4-lts release adds a new LTS point release, and dbt-core hardens tarball extraction against symlink and hard-link attacks.

ClickHouse .NET driver matures to 1.3

The ClickHouse .NET Driver reached 1.3 over the 1.x series, adding type-safe POCO workflows, extensible serialization, broader type support, performance improvements, and official ecosystem integrations, while two LTS server releases shipped without user-facing changes.

• —ClickHouse's .NET Driver series (1.1–1.3) adds type-safe POCO mappings and pluggable serialization for custom type handling, alongside faster bulk operations and expanded native type coverage.
• —Official integrations of the .NET driver with the ClickHouse ecosystem now have first-class support, simplifying data pipeline connectivity for .NET shops.

ClickHouse LTS release adds stability improvements

ClickHouse's latest LTS release focuses on stability refinements without introducing major user-facing features.