Package io.trino.plugin.hive.s3select

Class S3SelectPushdown

java.lang.Object

io.trino.plugin.hive.s3select.S3SelectPushdown

public final class S3SelectPushdown
extends Object

S3SelectPushdown uses Amazon S3 Select to push down queries to Amazon S3. This allows Presto to retrieve only a subset of data rather than retrieving the full S3 object thus improving Presto query performance.

Method Summary

Modifier and Type	Method	Description
static boolean	isCompressionCodecSupported(Properties schema, String path)
static boolean	isSplittable(boolean s3SelectPushdownEnabled, Properties schema, String path)
static boolean	shouldEnablePushdownForTable(ConnectorSession session, Table table, String path, Optional<Partition> optionalPartition)

Methods inherited from class java.lang.Object

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

Method Details

isCompressionCodecSupported

public static boolean isCompressionCodecSupported(Properties schema,
 String path)

isSplittable

public static boolean isSplittable(boolean s3SelectPushdownEnabled,
 Properties schema,
 String path)

shouldEnablePushdownForTable

public static boolean shouldEnablePushdownForTable(ConnectorSession session,
 Table table,
 String path,
 Optional<Partition> optionalPartition)