Published onApril 8, 2025Complex SQL to Filter Through 20 Million Rows of Option Chain Snapshot Dataoptionsquestdbsqldata-analysisvol-surfacepolarsrefactoringperformanceTransforming raw data into something that's more meaningful - how I optimized the app via lazily-evaluated vectorized polars operations and by pushing the filtering up in the data pipeline
Published onJanuary 1, 2018Exploring In-Browser Data Analysis Solutionstechdatadata-analysiswebreviewllmlistSubjective review of ChatGPT Code Interpreter, Observable, Apache Superset, Concord CODAP & Pretzel