Package org.apache.hadoop.hive.ql

Interface Summary

Interface	Description
HiveDriverRunHook	HiveDriverRunHook allows Hive to be extended with custom logic for processing commands.
HiveDriverRunHookContext	Context information provided by Hive to implementations of HiveDriverRunHook.
IDriver	Hive query executer driver

Class Summary

Class	Description
CompilationOpContext	A subset of compilation context that is passed to operators to get rid of some globals.
Context	Context for Semantic Analyzers.
Driver
Driver.LockedDriverState
DriverContext	DriverContext.
DriverFactory	Constructs a driver for ql clients.
DriverUtils
HashTableLoaderFactory	HashTableLoaderFactory is used to determine the strategy of loading the hashtables for the MapJoinOperator
HiveDriverRunHookContextImpl
HookRunner	Handles hook executions for Driver.
MapRedStats	MapRedStats.
QueryDisplay	Some limited query information to save for WebUI.
QueryDisplay.TaskDisplay
QueryInfo	The class is synchronized, as WebUI may access information about a running query.
QueryPlan	QueryPlan can be serialized to disk so that we can restart/resume the progress of it in the future, either within or outside of the current jvm.
QueryProperties	QueryProperties.
QueryState	The class to store query level info such as queryId.
QueryState.Builder	Builder to instantiate the QueryState object.

Enum Summary

Enum	Description
Context.DestClausePrefix
Context.Operation	These ops require special handling in various places (note that Insert into Acid table is in OTHER category)
ErrorMsg	List of all error messages.
QueryDisplay.Phase