Package io.trino.plugin.iceberg

Class TableStatisticsReader

java.lang.Object

io.trino.plugin.iceberg.TableStatisticsReader

public final class TableStatisticsReader
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String	APACHE_DATASKETCHES_THETA_V1_NDV_PROPERTY
static final Pattern	TRINO_STATS_COLUMN_ID_PATTERN	Deprecated.
static final String	TRINO_STATS_NDV_FORMAT	Deprecated.
static final Pattern	TRINO_STATS_NDV_PATTERN	Deprecated.
static final String	TRINO_STATS_PREFIX	Deprecated.

Method Summary

Modifier and Type	Method	Description
static TableStatistics	getTableStatistics(TypeManager typeManager, ConnectorSession session, IcebergTableHandle tableHandle, org.apache.iceberg.Table icebergTable)
static TableStatistics	makeTableStatistics(TypeManager typeManager, org.apache.iceberg.Table icebergTable, Optional<Long> snapshot, TupleDomain<IcebergColumnHandle> enforcedConstraint, TupleDomain<IcebergColumnHandle> unenforcedConstraint, boolean extendedStatisticsEnabled)
static Iterator<org.apache.iceberg.StatisticsFile>	walkStatisticsFiles(org.apache.iceberg.Table icebergTable, long startingSnapshotId)	Iterates over existing statistics files present for parent snapshot chain, starting at startingSnapshotId (inclusive).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

TRINO_STATS_PREFIX

@Deprecated
public static final String TRINO_STATS_PREFIX

Deprecated.

See Also:

• Constant Field Values

TRINO_STATS_NDV_FORMAT

@Deprecated
public static final String TRINO_STATS_NDV_FORMAT

Deprecated.

See Also:

• Constant Field Values

TRINO_STATS_COLUMN_ID_PATTERN

@Deprecated
public static final Pattern TRINO_STATS_COLUMN_ID_PATTERN

Deprecated.

TRINO_STATS_NDV_PATTERN

@Deprecated
public static final Pattern TRINO_STATS_NDV_PATTERN

Deprecated.

APACHE_DATASKETCHES_THETA_V1_NDV_PROPERTY

public static final String APACHE_DATASKETCHES_THETA_V1_NDV_PROPERTY

See Also:

• Constant Field Values

Method Details

getTableStatistics

public static TableStatistics getTableStatistics(TypeManager typeManager,
 ConnectorSession session,
 IcebergTableHandle tableHandle,
 org.apache.iceberg.Table icebergTable)

makeTableStatistics

public static TableStatistics makeTableStatistics(TypeManager typeManager,
 org.apache.iceberg.Table icebergTable,
 Optional<Long> snapshot,
 TupleDomain<IcebergColumnHandle> enforcedConstraint,
 TupleDomain<IcebergColumnHandle> unenforcedConstraint,
 boolean extendedStatisticsEnabled)

walkStatisticsFiles

public static Iterator<org.apache.iceberg.StatisticsFile> walkStatisticsFiles(org.apache.iceberg.Table icebergTable,
 long startingSnapshotId)

Iterates over existing statistics files present for parent snapshot chain, starting at startingSnapshotId (inclusive).