public class RolapStatisticsCache extends Object
Wrapper around a chain of StatisticsProvider
s,
followed by a cache to store the results.
Constructor and Description |
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RolapStatisticsCache(RolapStar star) |
Modifier and Type | Method and Description |
---|---|
int |
getColumnCardinality(MondrianDef.Relation relation,
MondrianDef.Expression expression,
int approxCardinality) |
int |
getColumnCardinality2(DataSource dataSource,
Dialect dialect,
String catalog,
String schema,
String table,
String column) |
int |
getRelationCardinality(MondrianDef.Relation relation,
String alias,
int approxRowCount) |
public RolapStatisticsCache(RolapStar star)
public int getRelationCardinality(MondrianDef.Relation relation, String alias, int approxRowCount)
public int getColumnCardinality(MondrianDef.Relation relation, MondrianDef.Expression expression, int approxCardinality)