Package org.apache.drill.exec.store.msaccess

Class MSAccessFormatPlugin

java.lang.Object

org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin<MSAccessFormatConfig>

org.apache.drill.exec.store.msaccess.MSAccessFormatPlugin

All Implemented Interfaces:

FormatPlugin

public class MSAccessFormatPlugin
extends EasyFormatPlugin<MSAccessFormatConfig>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin

EasyFormatPlugin.EasyFormatConfig, EasyFormatPlugin.EasyFormatConfigBuilder, EasyFormatPlugin.ScanFrameworkVersion

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	DEFAULT_NAME

Fields inherited from class org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin

formatConfig

Constructor Summary

Constructors

Constructor	Description
MSAccessFormatPlugin(String name, DrillbitContext context, org.apache.hadoop.conf.Configuration fsConf, StoragePluginConfig storageConfig, MSAccessFormatConfig formatConfig)

Method Summary

Modifier and Type	Method	Description
protected void	configureScan(FileScanLifecycleBuilder builder, EasySubScan scan)	Configure an EVF (v2) scan, which must at least include the factory to create readers.
protected File	getTmpDir()	First tries to get drill temporary directory value from config ${drill.tmp-dir}, then checks environmental variable $DRILL_TMP_DIR.

Methods inherited from class org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin

easyConfig, frameworkBuilder, getConfig, getContext, getFsConf, getGroupScan, getGroupScan, getMatcher, getName, getOptimizerRules, getReaderBatch, getReaderOperatorType, getRecordReader, getRecordWriter, getScanStats, getStatisticsRecordWriter, getStorageConfig, getWriter, getWriterBatch, getWriterOperatorType, initScanBuilder, isBlockSplittable, isCompressible, isStatisticsRecordWriter, newBatchReader, readStatistics, scanVersion, supportsAutoPartitioning, supportsFileImplicitColumns, supportsLimitPushdown, supportsPushDown, supportsRead, supportsStatistics, supportsWrite, writeStatistics

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.drill.exec.store.dfs.FormatPlugin

getGroupScan, getGroupScan, getOptimizerRules

Field Details

DEFAULT_NAME

protected static final String DEFAULT_NAME

See Also:

• Constant Field Values

Constructor Details

MSAccessFormatPlugin

public MSAccessFormatPlugin(String name,
 DrillbitContext context,
 org.apache.hadoop.conf.Configuration fsConf,
 StoragePluginConfig storageConfig,
 MSAccessFormatConfig formatConfig)

Method Details

configureScan

protected void configureScan(FileScanLifecycleBuilder builder,
 EasySubScan scan)

Description copied from class: EasyFormatPlugin

Configure an EVF (v2) scan, which must at least include the factory to create readers.

Overrides:

configureScan in class EasyFormatPlugin<MSAccessFormatConfig>

Parameters:

builder - the builder with default options already set, and which allows the plugin implementation to set others

getTmpDir

protected File getTmpDir()

First tries to get drill temporary directory value from config ${drill.tmp-dir}, then checks environmental variable $DRILL_TMP_DIR. If value is still missing, generates directory using Files.createTempDir().

Returns:

drill temporary directory path