The previous examples showed how to read DBMS data and perform operations on the data in SAS. You can also perform operations on data directly in your DBMS by using the SQL procedure. The following ...

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 ...

Learn about and revise the topics of relational databases and structured query language (SQL) with this BBC Bitesize GCSE Computer Science AQA study guide.

Tables within a database management system (DBMS) need primary keys and defined indexes in order for the DBMS to have the opportunity to provide good query performance. Without indexing, the worst ...