WebJun 16, 2015 · 2 Answers Sorted by: 0 Ok, in your macro at step i you have to do something like this proc sql; select min (sum (case when var = 'c' then 1 else 0 end),1) into :trigger from table_i; quit; then, you will get macro variable trigger equal 1 if you have to do export, and 0 if you have to do concatenetion. Next, you have to code something like this WebThis macro will return the number of observations in a dataset. If the dataset does not exist then -1 will be returned. I would not recommend this for use with ODBC libnames, use it only against SAS tables. Parameters: iDs - The libname.dataset that you want to check. iWhereClause ( Optional) - A where clause to apply
to determine if a variable exist in a dataset - narkive
Webdsn= data set does not exist must be handled internally, and 2. %vexist (dsn = test, vname = abracadabra) if in the existing data set TEST, any of the letters in the variable name abracadabra were uppercased, so this case needs to be addressed as well. Here is the function corrected: %macro vexist (dsn=, vname=) ; %local exist dsid varcnt rc ; WebJan 21, 2024 · The macro will check first if the dataset exists; if not, a message is issued and an error condition raised, and in a non-interactive session (batch), the session is … change text size in programs windows 10
sas - Checking to see if a dataset exists - Stack Overflow
WebOct 9, 2024 · Could you please help me write a condition to check for one variable in a dataset using data step? I don't want to use SASHELP.VCOLUMN. Is there any function to tackle to check for variable? I just need only the condition to … WebThe output is shown in the image below -. Output. Method II - LEFT JOIN with NULL Operator. In this method, we are performing left join and telling SAS to include only rows from table 1 that do not exist in table 2. proc sql; select a.name from dataset1 a. left join dataset2 b. on a.name = b.name. where b.name is null; WebJul 5, 2024 · Prior to this change, if you wanted to check a condition -- say, whether a data set exists -- before running a PROC, you had to code it within a macro routine. It would look something like this: It would look something like this: hardy plant like organisms crossword