## Uses of Class
org.apache.cassandra.db.lifecycle.Tracker

Packages that use Tracker
org.apache.cassandra.db
org.apache.cassandra.db.lifecycle
org.apache.cassandra.io.sstable.format

### Uses of Tracker in org.apache.cassandra.db

Methods in org.apache.cassandra.db that return Tracker
`Tracker` ColumnFamilyStore.`getTracker()` Package protected for access from the CompactionManager.

### Uses of Tracker in org.apache.cassandra.db.lifecycle

Fields in org.apache.cassandra.db.lifecycle declared as Tracker
`Tracker` LifecycleTransaction.`tracker`

### Uses of Tracker in org.apache.cassandra.io.sstable.format

Methods in org.apache.cassandra.io.sstable.format with parameters of type Tracker
`boolean` SSTableReader.`markObsolete(Tracker tracker)` Mark the sstable as obsolete, i.e., compacted into newer sstables.