Cart|
|
Home >Online Product Documentation >Table of Contents >Using Boolean Expressions Using Boolean ExpressionsYou can specify Boolean expressions in the subqueries in filters. You specify the Boolean AND, OR, and NOT operators like this:
l and
l or
l not
You can use parentheses to group collection specifications and operators for clarity or where the normal precedence is inadequate to express an operation. Case SensitivityOperators are case sensitive. Spaces are not significant. You can omit them or include them for clarity. ExamplesThe following query returns all authors who have at least one degree and one award: The next query finds all authors who have at least one degree or award and at least one publication: Following is a query that finds all authors who have at least one degree and no publications: |
XML PRODUCTIVITY THROUGH INNOVATION ™
