Boolean operators

Boolean operators can be assigned to topics to retrieve documents containing any or all of the children of that topic. Unlike topics created using the concept operators, Boolean operators do not accept weights. Table 8-5 describes each Boolean operator.

Table 8-5: Boolean operators

Operator name

Description

ALL

Selects documents that contain all children of a topic.

ANY

Selects documents that contain at least one of the children of a topic.