I think it only makes sense to use getLastAccessTime() when you have already used setLastAccessTime() MANUALLY, otherwise hive does not automatically set the access time in its metastore. Correct me if I am wrong!
On Mon, Jul 2, 2012 at 4:46 AM, Stephen R. Scaffidi < sscaff...@tripadvisor.com> wrote: > On 06/28/2012 09:28 AM, Stephen R. Scaffidi wrote: > >> I've written some code where I am trying to get the atime of my tables in >> Hive. It's fairly simple - the method call in question is simply: >> >> int atime = htable.getLastAccessTime(); >> >> Where htable is an otherwise normal >> org.apache.hadoop.hive.**metastore.api.Table >> object. >> >> The question is this: does hive or hadoop store the atime of the table in >> some metadata or does it rely on the filesystem? >> >> I ask this because I am getting 0 as the value for every table in my >> cluster, and have just realized that the filesystem is mounted with noatime! >> >> A secondary question is - if I can not get the atime using this API call, >> is there another way to find out when a table was last accessed? How? >> >> > Bump - should I be asking this on a different list? >
