SAS SQL handles missing values differently than the ANSI standard for SQL. PROC SQL follows the SAS convention for handling missing values: numerical missing values are always interpreted as less or smaller than all nonmissing values. My first blog showed that missing values can be troublemakers in non-grouped descriptive statistics.
Tag: Joining tables
The title of this post borrows from Stanley Kubrick’s 1964 comedy “Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb.” It stars the great Peter Sellers as the titular character as well as George C. Scott and Slim Pickens. The black and white film is strange