This is a performance testing framework for Spark SQL in Apache Spark 2.2+. The framework contains twelve benchmarks that can be executed in local mode. They are organized into three classes and ...

A cron job that worked perfectly for six months suddenly runs two hours early. A payment dashboard shows yesterday's revenue in today's column. Session tokens expire at unpredictable times. These bugs ...

A seasoned software engineer with extensive experience in building complex distributed data-intensive backend services. DuckDB is an embedded SQL database engine. It's very similar to well-known ...

This library can be used to configure triggers on a SQLite database such that any inserts, updates or deletes against a table will have their changes recorded in a ...

Part of the SQL Server 2022 blog series. Time series data is a set of values organized in the order in which they occur and arrive for processing. Unlike transactional data in SQL Server, which is not ...