Sybase IQ 15.2 requires a license

Sybase IQ 15.2 uses the Sybase Software Asset Management (SySAM) licensing mechanism that lets system administrators enable and monitor their site’s use of Sybase products.

Sybase IQ includes separate SySAM licenses for each product edition and separate licenses for any optional features available for that edition. See Chapter 2, “Licensing your software” in the Installation and Configuration Guide for IBM AIX.