| THE TEXT SEARCH ENGINE allows
queries to be formed from arbitrary Boolean
expressions containing the keywords AND, OR, and
NOT, and grouped with parentheses. For example: information
retrieval
finds
documents containing 'information' or 'retrieval'
information
or retrieval
same as
above
information
and retrieval
finds
documents containing both 'information' and
'retrieval'
information
not retrieval
finds
documents containing 'information' but not
'retrieval'
(information
not retrieval) and WAIS
finds
documents containing 'WAIS', plus 'information'
but not 'retrieval'
web*
finds
documents containing words starting with 'web'
Back to Text Search
|
