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To learn more about QuestDB and to create a proof of concept, please refer to Design for performance. In addition, our Capacity planning provides a more advanced optimization guide for using QuestDB in production environment.

The below are a few concepts and SQL keywords that QuestDB leverages for optimal time series performance:

  • Symbol: A data type designed for frequently used string values
  • Commit lag: A guide on out-of-order data ingestion and associated configuration parameters
  • SQL extensions: A guide to special QuestDB SQL keywords and syntax designed for time-series data
  • Designated timestamp and Partitions: Concepts and settings relevant to partitioning tables based on time