Uses of Class
org.apache.drill.exec.record.metadata.AbstractColumnMetadata
Package
Description
Provides run-time semantic analysis of the projection list for the
scan operator.
Provides a fluent schema builder.
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Uses of AbstractColumnMetadata in org.apache.drill.exec.physical.impl.scan.v3.schema
Modifier and TypeClassDescriptionclass
Enhanced form of a dynamic column which records all information from the project list. -
Uses of AbstractColumnMetadata in org.apache.drill.exec.record.metadata
Modifier and TypeClassDescriptionclass
Describes a base column type for map, dict, repeated map and repeated dict.class
class
A dynamic column has a name but not a type.class
Describes a map and repeated map.class
Primitive (non-map) column.class
class
Modifier and TypeMethodDescriptionstatic AbstractColumnMetadata
AbstractColumnMetadata.createColumnMetadata
(String name, String type, TypeProtos.DataMode mode, Map<String, String> properties) Modifier and TypeMethodDescriptionboolean
AbstractColumnMetadata.equalsWithProperties
(AbstractColumnMetadata other) ModifierConstructorDescriptionTupleSchema
(List<AbstractColumnMetadata> columns, Map<String, String> properties)