This applies to the Informix 7 Database which has support for both Online and Standard Engine. By specifying this value, the Informix type you intend to connect to will be set. (0) SE or (1) ONLINE. If set, the database will always appear as online.
This document is empty and basically useless. It is generated by a web service that can make some statements in HTML Microdata format. This time the service made zero such statements, sorry.