root@groupelemonde:/var/lib/monetdb/lemonde# ls -l bat/06/670.*
-rw------- 1 monetdb monetdb 120641335296 nov. 28 14:28 bat/06/670.tail
root@groupelemonde:/var/lib/monetdb/lemonde# ls -l bat/06/636.*
-rw------- 1 monetdb monetdb 144702111744 nov. 28 12:32 bat/06/636.tail
sql>select location,columnsize,heapsize from sys.storage WHERE location IN ('06/636','06/670');
0 tuples (34.050ms)
the modification time of two files is identical to the full disk on my server.
Is what I can delete these 2 files ?