Hierarchical namespaces vs. non-namespaces
For containers with hierarchical namespaces, the scalability numbers, in Big-O Notation, are as follows:
![](../images/cr-cda-abfs-hierarchical-namespaces.png)
For non-namespace stores, the scalability numbers are as follows:
![](../images/cr-cda-abfs-non-namespace.png)
Source: Performance_and_Scalability