SINGLE.VALUE, SINGLEVALUED |
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The SINGLE.VALUE keyword is a field qualifier that forces the field to be processed as a single-valued item.
Format
field SINGLE.VALUE
where
The query processor verbs normally use the dictionary to determine whether a field should be treated as single or multi-valued. The SINGLE.VALUE field qualifier forces the field to be processed as a single-valued item regardless of the dictionary definition. It is normally only used with an EVAL expression.
See also: |