Package io.trino.plugin.hive.s3select.csv

Class S3SelectCsvRecordReader

java.lang.Object

io.trino.plugin.hive.s3select.S3SelectLineRecordReader

io.trino.plugin.hive.s3select.csv.S3SelectCsvRecordReader

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text>

public class S3SelectCsvRecordReader
extends S3SelectLineRecordReader

Constructor Summary

Constructors

Constructor	Description
S3SelectCsvRecordReader(org.apache.hadoop.conf.Configuration configuration, org.apache.hadoop.fs.Path path, long start, long length, Properties schema, String ionSqlQuery, TrinoS3ClientFactory s3ClientFactory)

Method Summary

Modifier and Type	Method	Description
com.amazonaws.services.s3.model.InputSerialization	buildInputSerialization()
com.amazonaws.services.s3.model.OutputSerialization	buildOutputSerialization()
static Optional<String>	nullCharacterEncoding(Properties schema)
boolean	shouldEnableScanRange()

Methods inherited from class io.trino.plugin.hive.s3select.S3SelectLineRecordReader

buildSelectObjectRequest, close, createKey, createValue, getCompressionType, getCompressionType, getEnd, getLineDelimiter, getPos, getProgress, getSchema, getStart, next

Methods inherited from class java.lang.Object

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

Constructor Details

S3SelectCsvRecordReader

public S3SelectCsvRecordReader(org.apache.hadoop.conf.Configuration configuration,
 org.apache.hadoop.fs.Path path,
 long start,
 long length,
 Properties schema,
 String ionSqlQuery,
 TrinoS3ClientFactory s3ClientFactory)

Method Details

buildInputSerialization

public com.amazonaws.services.s3.model.InputSerialization buildInputSerialization()

Specified by:

buildInputSerialization in class S3SelectLineRecordReader

buildOutputSerialization

public com.amazonaws.services.s3.model.OutputSerialization buildOutputSerialization()

Specified by:

buildOutputSerialization in class S3SelectLineRecordReader

shouldEnableScanRange

public boolean shouldEnableScanRange()

Specified by:

shouldEnableScanRange in class S3SelectLineRecordReader

nullCharacterEncoding

public static Optional<String> nullCharacterEncoding(Properties schema)