LASTSAVE
Syntax
        LASTSAVE
- Available since:
- 1.0.0
- Time complexity:
- O(1)
- ACL categories:
- 
              
                @admin,@fast,@dangerous,
Return the UNIX TIME of the last DB save executed with success.
A client may check if a BGSAVE command succeeded reading the LASTSAVE value,
then issuing a BGSAVE command and checking at regular intervals every N
seconds if LASTSAVE changed. Redis considers the database saved successfully at startup.
Return
Integer reply: an UNIX time stamp.