![In-memory data is hot! Wait, it's actually warm! – Multi-temperature data for SAP BW on top of SAP HANA | SAP Blogs In-memory data is hot! Wait, it's actually warm! – Multi-temperature data for SAP BW on top of SAP HANA | SAP Blogs](https://blogs.sap.com/wp-content/uploads/2014/12/multitemp2_607821.jpg)
In-memory data is hot! Wait, it's actually warm! – Multi-temperature data for SAP BW on top of SAP HANA | SAP Blogs
![Hot/cold clustering for compaction. = hot (volatile) data item, = cold... | Download Scientific Diagram Hot/cold clustering for compaction. = hot (volatile) data item, = cold... | Download Scientific Diagram](https://www.researchgate.net/profile/Thomas_Neumann2/publication/230609832/figure/fig2/AS:667590598873108@1536177410985/Hot-cold-clustering-for-compaction-hot-volatile-data-item-cold-data-item-cold_Q640.jpg)
Hot/cold clustering for compaction. = hot (volatile) data item, = cold... | Download Scientific Diagram
Today, data is separated into temperature categories based on the level of criticality for a business.
![Multi-Tire Temperature Data Management in SAP BW4 HANA | Hot ,Warm and Cold data storage in SAP HANA - YouTube Multi-Tire Temperature Data Management in SAP BW4 HANA | Hot ,Warm and Cold data storage in SAP HANA - YouTube](https://i.ytimg.com/vi/-4xjQd2zwTA/hqdefault.jpg)