The SQLinDS package is based on Mike Rhoads' article Use the Full Power of SAS in Your Function-Style Macros.

The package allows to write SQL queries in the data step, e.g.

  data class;
    set %SQL(select * from sashelp.class order by age);
  run;

SHA256 digest for the latest version of SQLinDS: 42677CEBB0778A6B72DE9C0071B66A345811EE470289E3847D7737F782E709E0

Documentation for SQLinDS