: This is odd. The full import, I think, deletes the : docs in the index when it starts.
Yeah, if you are doing a full-import everyday, and you don't want it to delete all docs when it starts, you need to specify "clearn=false" https://cwiki.apache.org/confluence/display/solr/Uploading+Structured+Data+Store+Data+with+the+Data+Import+Handler#UploadingStructuredDataStoreDatawiththeDataImportHandler-Parametersforthefull-importCommand -Hoss http://www.lucidworks.com/