when merge two crawldb using the same crawldb directory in bin/nutch merge paramater, it will throw data not found exception.
bin/nutch mergedb crawldb_t1 crawldb_t1 crawldb_2
bin/nutch generate crawldb_t1 segment
when merge two crawldb using the same crawldb directory in bin/nutch merge paramater, it will throw data not found exception.
bin/nutch mergedb crawldb_t1 crawldb_t1 crawldb_2
bin/nutch generate crawldb_t1 segment