Note: The SQL procedure displays the variable labels as stored in the view. However, because you are referencing a view descriptor, you must use the SAS variable names in the WHERE clause, not the ...

As in other PROC and DATA steps, you can use only a view descriptor or other SAS data set in an SQL procedure statement, not an access descriptor. You can usually only browse data retrieved using a ...

Nested PROC SQL code can get bigger and harder to understand, eventually taking more time to debug the code when things go wrong. Retaining variable value probably is not easy to do in PROC SQL.

Proc sql is a SAS procedure that allows you to use Structured Query Language (SQL) to query and manipulate data. SQL is a standard language for relational databases, and it can perform many of the ...