XTDB, an immutable SQL-based database, is designed to simplify the development of applications and ensure data compliance. It preserves data history automatically, allowing for comprehensive time-travel queries. SQL commands allow users to perform audits and as-of queries. XTDB has been trusted by many companies to transform dynamic applications. It is simple to get started via HTTP, plain SQL or various programming languages. All you need is a client driver, or Curl. Users can easily insert data immutably and query it across time. They can also execute complex joins. Bitemporal modeling is directly beneficial to risk systems. Valid time can be utilized to correlate out-of order trade data while making compliance easy. When things are constantly changing, it can be difficult to expose data across an entire organization. XTDB simplifies the exchange of data and can be used to perform advanced temporal analyses. To model future changes in pricing, tax and discounts, extensive temporal queries are required.