Package org.apache.lens.server.api.driver.hooks

Interface Summary

Interface	Description
DriverQueryHook	Drivers should initialize a DriverQueryHook object in their initialization and expose it via LensDriver.getQueryHook().

Class Summary

Class	Description
ChainedDriverQueryHook	This hook allows chaining of different hooks.
NoOpDriverQueryHook
QueryCostBasedQueryHook<T extends QueryCost<T>>	This hook allows for a driver to discard queries based on the cost of the query.
UserBasedQueryHook	This hook allows for a driver to discard queries based on the submitter of the query.