public void drop(final Txn<ByteBuffer> writeTxn) {
        LOGGER.debug("Dropping all data in database {}", dbName);
        lmdbDbi.drop(writeTxn);
    }
Drops all data in the database.

@param writeTxn
stroom-lmdb/src/main/java/stroom/lmdb/AbstractLmdbDb.java