Uses of Interface
org.apache.drill.exec.physical.impl.scan.project.MetadataManager
Package
Description
Handles optional file metadata columns: implicit columns and
partition columns.
Provides run-time semantic analysis of the projection list for the
scan operator.
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Uses of MetadataManager in org.apache.drill.exec.physical.impl.scan.file
Modifier and TypeClassDescriptionclass
Manages the insertion of file metadata (AKA "implicit" and partition) columns. -
Uses of MetadataManager in org.apache.drill.exec.physical.impl.scan.project
Modifier and TypeClassDescriptionclass
Do-nothing implementation of the metadata manager.Modifier and TypeFieldDescriptionfinal MetadataManager
ScanSchemaOrchestrator.metadataManager
Creates the metadata (file and directory) columns, if needed.Modifier and TypeMethodDescriptionvoid
ScanSchemaOrchestrator.ScanOrchestratorBuilder.withImplicitColumns
(MetadataManager metadataMgr) Specify an optional metadata manager.