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I want to avoid duplicate values in
one multivalued field.
i am using dataimport handler to import data, the
particular multivalued
field are being filled from xml source. now that xml has
duplicate values,
but i want to have unique valued in this multivalued field.
e.g. xml
data
The values are at same logical
position.
You mean positionIncrementGap set to 0? can you see that duplicates are removed
in analysis page?
By the way returned values are original (stored) values. Analysis (tokenfilter
tokenizer etc) are about indexed values. UpdateProcessorFactory can change