Hello everyone.I Have an application that creates some form of log in a SQL table that has an identity column.An auditor checked these logs and found some gaps in the identity column sequence. Now ...

However, having the sequence restart at 1 for each unique value of A (a new UPC) allows us to store F in a smallint, which saves us almost 10% of space per observation over forcing F to be unique.

PROC SQL allows a subquery (contained in parentheses) at any point in an expression where a simple column value or constant can be used. In this case, a subquery must return a single value, that is, ...

The PROC SQL option DQUOTE=ANSI can be specified to enable support for DBMS names with special characters. When you specify DQUOTE=ANSI, table and column names in your SQL statements can be enclosed ...