SOLR query, value of field 1 is same as field 2, OR field 1 is empty
Question
Got a SOLR query question here, how do I construct my query to suit the following condition:
(value of field 1 is same as field 2) OR (field 1 is empty)
Cheers
James
1 answers
solution1
0 ACCPTED 2010-11-25 01:26:44
value of field 1 is same as field 2
As far as I know there is no good way to do this at query-time. So do it at index-time, ie when indexing, run the comparison and put the result in a field, then query that field.
field 1 is empty
-field1:[* TO *]
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