Abstract: In a software-defined network (SDN), traffic statis-tics from switches are essential for the controller to satisfy different application requirements (e.g., attack detection, load balancing, ...
This application shows ESQL reading the value of two user variables from ESQL by declaring them as "EXTERNAL" in the same way as is done for user-defined properties. In this case, the properties are ...
Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...