hi, I am working on a huge data set with over 400 variables and around 99999 observations. It is a log detailing the usage of calls (local, international, duration, etc) , data, amount charged etc. I have another data set with the list of churners and the churn months. This data os given for 6 months and over 3 years separately. 1. I am not able to join the 2 data sets on the key variable : Product It always gives me insufficient memory error in log. Tried to run it on first 40 obs then also it did not work. 2. I have to create a data set which has the details of calls for only 3 selected months keeping everything else same. Since loops are not allowed in proc sql, can anyone please help me out how to go about it?
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