Package org.apache.hadoop.hbase.regionserver.querymatcher

Interface Summary

Interface	Description
ColumnTracker	Implementing classes of this interface will be used for the tracking and enforcement of columns and numbers of versions and timeToLive during the course of a Get or Scan operation.
DeleteTracker	This interface is used for the tracking and enforcement of Deletes during the course of a Get or Scan operation.

Class Summary

Class	Description
ColumnCount	Simple wrapper for a byte buffer and a counter.
CompactionScanQueryMatcher	Query matcher for compaction.
DropDeletesCompactionScanQueryMatcher	A query matcher for compaction which can drop delete markers.
ExplicitColumnTracker	This class is used for the tracking and enforcement of columns and numbers of versions during the course of a Get or Scan operation, when explicit column qualifiers have been asked for in the query.
IncludeAllCompactionQueryMatcher	A compaction query matcher that always return INCLUDE and drops nothing.
MajorCompactionScanQueryMatcher	Query matcher for major compaction.
MinorCompactionScanQueryMatcher	Query matcher for minor compaction.
NewVersionBehaviorTracker	A tracker both implementing ColumnTracker and DeleteTracker, used for mvcc-sensitive scanning.
NormalUserScanQueryMatcher	Query matcher for normal user scan.
RawScanQueryMatcher	Query matcher for raw scan.
ScanDeleteTracker	This class is responsible for the tracking and enforcement of Deletes during the course of a Scan operation.
ScanQueryMatcher	A query matcher that is specifically designed for the scan case.
ScanWildcardColumnTracker	Keeps track of the columns for a scan if they are not explicitly specified
StripeCompactionScanQueryMatcher	Query matcher for stripe compaction if range drop deletes is used.
UserScanQueryMatcher	Query matcher for user scan.

Enum Summary

Enum	Description
DeleteTracker.DeleteResult	Returns codes for delete result.
ScanQueryMatcher.MatchCode	ScanQueryMatcher.match(org.apache.hadoop.hbase.Cell) return codes.
StripeCompactionScanQueryMatcher.DropDeletesInOutput