Package org.apache.drill.exec.physical.impl.scan.project

Class ScanSchemaOrchestrator.ScanSchemaOptions

java.lang.Object
org.apache.drill.exec.physical.impl.scan.project.ScanSchemaOrchestrator.ScanSchemaOptions
Enclosing class:
ScanSchemaOrchestrator
public static class ScanSchemaOrchestrator.ScanSchemaOptions extends Object

  • Field Details

    • nullType

      public final TypeProtos.MajorType nullType
      Custom null type, if provided by the operator. If not set, the null type is the Drill default.

    • scanBatchRecordLimit

      public final int scanBatchRecordLimit

    • scanBatchByteLimit

      public final int scanBatchByteLimit

    • parsers

      public final List<ScanLevelProjection.ScanProjectionParser> parsers

    • schemaResolvers

      public final List<ReaderLevelProjection.ReaderProjectionResolver> schemaResolvers
      List of resolvers used to resolve projection columns for each new schema. Allows operators to introduce custom functionality as a plug-in rather than by copying code or subclassing this mechanism.

    • projection

      public final List<SchemaPath> projection

    • useSchemaSmoothing

      public final boolean useSchemaSmoothing

    • allowRequiredNullColumns

      public final boolean allowRequiredNullColumns

    • providedSchema

      public final TupleMetadata providedSchema

    • limit

      public final long limit

    • context

      public final CustomErrorContext context
      Context for error messages.

  • Constructor Details

  • Method Details