org.apache.drill.exec.physical.impl.scan.columns

Interface ColumnsSchemaNegotiator

All Superinterfaces:

FileScanFramework.FileSchemaNegotiator, SchemaNegotiator

All Known Implementing Classes:

ColumnsScanFramework.ColumnsSchemaNegotiatorImpl

public interface ColumnsSchemaNegotiator
extends FileScanFramework.FileSchemaNegotiator

Schema negotiator that supports the file scan options plus access to the specific selected columns indexes.

Method Summary

Modifier and Type	Method and Description
boolean	columnsArrayProjected()
boolean[]	projectedIndexes()

Methods inherited from interface org.apache.drill.exec.physical.impl.scan.file.FileScanFramework.FileSchemaNegotiator

fileSystem, split

Methods inherited from interface org.apache.drill.exec.physical.impl.scan.framework.SchemaNegotiator

batchSize, build, context, drillConfig, hasProvidedSchema, isProjectionEmpty, parentErrorContext, providedSchema, queryOptions, setErrorContext, tableSchema, userName

Method Detail

columnsArrayProjected

boolean columnsArrayProjected()

projectedIndexes

boolean[] projectedIndexes()