Public Preview Features
Public Preview features are intended for early testing and use by customers. They are stable, but can be limited in capability to allow exploration and testing. Within the documented limitations the feature is GA, and can be expected to evolve and change quickly with subsequent releases.
Current Public Preview Features
| Feature | Release | Description | Additional Information |
|---|---|---|---|
| Slowly Changing Dimensions | C2025.12.0 | Slowly changing dimensions (SCDs) are used in business intelligence to track how dimension data (like a customer’s address or a product's category) changes over time. Instead of overwriting old values, SCDs keep historical records. This allows analysts to see what data was available at the time of the transaction, which is critical for audit trails, machine learning, and accurate reporting. | Working with Slowly Changing Dimensions |
| AtScaleMonitor Service | C2025.12.0 | AtScaleMonitor is a new service for gathering logs into a support bundle. | Upgrade Requirements |
| AtScale MCP Server | C2025.11.0 | AtScale provides its own MCP Server, enabling you to connect to and query your AtScale data using AI applications like ChatGPT and Claude. | Connecting to AtScale with AI |
| Constraint Translation | C2025.5.0 | Constraint translation enables the AtScale engine to translate dimension filter constraints in queries to fact table partition column constraints. When the data warehouse processes the query, it can use the additional partition column constraints to accelerate it. | Using Constraint Translation for Fact Table Query Acceleration |
XIRR MDX function | C2025.2.0 | The XIRR MDX function calculates the rate of return (within .000001%) of investments that have irregular payment schedules. Note that this is only supported for the following data warehouses: Google BigQuery, Redshift, Snowflake, and PostgreSQL. | XIRR |