@DefaultQualifier(value=org.checkerframework.checker.nullness.qual.NonNull.class,locations=FIELD) @DefaultQualifier(value=org.checkerframework.checker.nullness.qual.NonNull.class,locations=PARAMETER) @DefaultQualifier(value=org.checkerframework.checker.nullness.qual.NonNull.class,locations=RETURN)

Package org.apache.calcite.profile

Utilities to analyze data sets.

See: Description

Interface Summary

Interface	Description
Profiler	Analyzes data sets.
Profiler.Statistic	Statistic produced by the profiler.

Class Summary

Class	Description
Profiler.Column	Column.
Profiler.Distribution	Value distribution, including cardinality and optionally values, of a column or set of columns.
Profiler.FunctionalDependency	Functional dependency.
Profiler.Profile	The result of profiling, contains various statistics about the data in a table.
Profiler.RowCount	Whole data set.
Profiler.Unique	Unique key.
ProfilerImpl	Implementation of Profiler that only investigates "interesting" combinations of columns.
ProfilerImpl.Builder	Builds a ProfilerImpl.
SimpleProfiler	Basic implementation of Profiler.

Package org.apache.calcite.profile Description

Utilities to analyze data sets.