If you have a column named CASE in a table and you want to specify it in a PROC SQL step, you can use the SAS data set option RENAME= to rename that column for the duration of the query. You can also ...

Long Names and Case Sensitivity in the SQL Procedure and Pass-Through Facility Beginning in Version 7 of SAS software, SAS variable names and member names can be up to 32 characters long. Column names ...