#SQL

8 articles tagged with SQL

ClickHouse OLAP in 2026: Sub-Second Aggregations Over Billions of Telemetry Rows

A deep database engineering guide to ClickHouse columnar storage architecture. We examine vectorized SIMD query execution, sparse primary indexing, MergeTree family engines, and real-time analytical dashboard optimization.

9/2/202624 min read

Relational Database Indexing Internals: B-Trees, Hash, GIN, GiST & PostgreSQL Query Optimization

9/12/202630 min read

Database Query Optimization: Reading an EXPLAIN Plan Properly

Learn how to read and analyze PostgreSQL and MySQL EXPLAIN ANALYZE execution plans to eliminate sequential scans and fix slow SQL queries.

8/6/202626 min read

sqlite3 WASM + OPFS: Native-Speed Persistent Browser Storage in 2026

Ditch IndexedDB for structured relational storage. Discover how to configure sqlite3 WebAssembly on the Origin Private File System (OPFS) for microsecond browser queries.

7/10/202616 min read

Modern ELT Engineering with dbt, DuckDB & BigQuery: The Production Playbook for Lean Teams (2026)

9/12/20265 min read

Data Quality Engineering: Catching Bad Data Before It Ships in Modern Lakehouses (2026)

9/12/20265 min read

DuckDB & MotherDuck Architecture in 2026: Sub-Second Analytics on Multi-Gigabyte Parquet Data Lakes

9/12/20265 min read

Spatial SQL & GIS in the Browser: DuckDB-Wasm, GeoArrow, FlatGeobuf & Deck.gl (2026)

9/12/20265 min read