0 - 2 of 2 tags for difference

Hi,

 

I just needed to get the difference between 2 Timestamps in minutes and couldn't find any useful way on the net, so I decided to add my own solution here, in case someone else needs something similar.

 

Hi,

I am having two tables each having 20 columns. I want to compare these two tables table1 and table2 to get the count of all the records in table1 and all therecord in table2 and the differnece of records in a single query. Is it possible in Teradata 12??