Package org.apache.flink.table.runtime.functions

Interface Summary

Interface	Description
CleanupState	Base interface for clean up state, both for ProcessFunction and CoProcessFunction.

Class Summary

Class	Description
BuiltInSpecializedFunction	Base class for built-in functions that need another level of specialization via SpecializedFunction.specialize(SpecializedContext).
DefaultExpressionEvaluator	Default runtime implementation for SpecializedFunction.ExpressionEvaluator.
JsonPathCache	The default cache for the jsonpath CacheProvider.
KeyedProcessFunctionWithCleanupState<K,IN,OUT>	A function that processes elements of a stream, and could cleanup state.
SqlFunctionUtils	Built-in scalar runtime functions.
SqlJsonUtils	Utilities for JSON functions.
SqlLikeChainChecker	String Like util: Matches a chained sequence of checkers.

Enum Summary

Enum	Description
SqlJsonUtils.JsonQueryReturnType
SqlJsonUtils.PathMode	Path spec has two different modes: lax mode and strict mode.