Package org.apache.flink.table.operations.utils

Class Summary

Class	Description
OperationExpressionsUtils	Utility methods for transforming Expression to use them in QueryOperations.
OperationExpressionsUtils.CategorizedExpressions	Container for extracted expressions of the same family.
OperationTreeBuilder	A builder for constructing validated QueryOperations.
QueryOperationDefaultVisitor<T>	A utility QueryOperationVisitor that calls QueryOperationDefaultVisitor.defaultMethod(QueryOperation) by default, unless other methods are overridden explicitly.