Package io.trino.parquet

Class ParquetTimestampUtils

java.lang.Object

io.trino.parquet.ParquetTimestampUtils

public final class ParquetTimestampUtils
extends Object

Utility class for decoding INT96 encoded parquet timestamp to timestamp millis in GMT.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	JULIAN_EPOCH_OFFSET_DAYS

Method Summary

Modifier and Type	Method	Description
static DecodedTimestamp	decodeInt64Timestamp(long timestamp, org.apache.parquet.schema.LogicalTypeAnnotation.TimeUnit precision)
static DecodedTimestamp	decodeInt96Timestamp(long timeOfDayNanos, int julianDay)
static DecodedTimestamp	decodeInt96Timestamp(org.apache.parquet.io.api.Binary timestampBinary)	Returns GMT timestamp from binary encoded parquet timestamp (12 bytes - julian date + time of day nanos).

Methods inherited from class java.lang.Object

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

Field Details

JULIAN_EPOCH_OFFSET_DAYS

public static final int JULIAN_EPOCH_OFFSET_DAYS

See Also:

• Constant Field Values

Method Details

decodeInt96Timestamp

public static DecodedTimestamp decodeInt96Timestamp(org.apache.parquet.io.api.Binary timestampBinary)

Returns GMT timestamp from binary encoded parquet timestamp (12 bytes - julian date + time of day nanos).

Parameters:

timestampBinary - INT96 parquet timestamp

decodeInt96Timestamp

public static DecodedTimestamp decodeInt96Timestamp(long timeOfDayNanos,
 int julianDay)

decodeInt64Timestamp

public static DecodedTimestamp decodeInt64Timestamp(long timestamp,
 org.apache.parquet.schema.LogicalTypeAnnotation.TimeUnit precision)