Suppose you take a few measurements of a time-varying signal. Let’s say for concreteness that you have a microcontroller that reads some voltage 100 times per second. Collecting a bunch of data points ...

-- aliasing is the way to change the name of the column select gender, avg (age) as ave_age # this will return average age as ave_age as an alias but not changing it completely ...

limit 2, 1; # After 2 we have also return 1 which will not print anything which is right after the record 2 # Aliasing - used to give temporary name to any column we want .

Abstract: Passive ladder networks are used in many applications for signal processing such as anti-aliasing filtering, ripple reduction in power networks, and as loop filters in micro-power ...