Note: SAS functions, including summary functions, can stand alone as SQL expressions. For example select min(x) from table; select scan(y,4) from table; SAS Functions: PROC SQL supports the same SAS ...

By writing CTE you can use full functionality of SQL to select data and create intermediate tables for any transformation goals. Be careful if you use this CTE with JOINS and then with Data Extraction ...

Currently huge piece of SQL functionality couldn't be used in virtual datasets due to the fact that dataset query is being put into from section in a pattern "from ("SQL query") as virtual_table. This ...

For example, when performing a set operation on two table-expressions, PROC SQL matches the first specified column-name (listed in the SELECT clause) from one table-expression with the first specified ...