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Operator Type:   Boolean
Operator Scope of Action:   Group

A Boolean operator examines a group of notes and determines whether every note in the group meets a criterion.


where describes the notes to be examined and may be any of {child,descendent,sibling,ancestor,all}.

what may be any valid expression, but will usually be a reference to an attribute.

For example:



Up: Non-query Boolean operators
Previous: avg_if(group,condition,value)  Next: sum(group, value) 

[Last updated: 14 Dec 2009, using v5.0]

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