Package | Description |
---|---|
org.apache.drill.exec.physical.impl.scan.v3.schema |
Provides run-time semantic analysis of the projection list for the
scan operator.
|
org.apache.drill.exec.record.metadata |
Provides a fluent schema builder.
|
Modifier and Type | Class and Description |
---|---|
class |
ProjectedColumn
Enhanced form of a dynamic column which records all information from
the project list.
|
Modifier and Type | Class and Description |
---|---|
class |
AbstractMapColumnMetadata
Describes a base column type for map, dict, repeated map and repeated dict.
|
class |
DictColumnMetadata |
class |
DynamicColumn
A dynamic column has a name but not a type.
|
class |
MapColumnMetadata
Describes a map and repeated map.
|
class |
PrimitiveColumnMetadata
Primitive (non-map) column.
|
class |
RepeatedListColumnMetadata |
class |
VariantColumnMetadata |
Modifier and Type | Method and Description |
---|---|
static AbstractColumnMetadata |
AbstractColumnMetadata.createColumnMetadata(String name,
String type,
TypeProtos.DataMode mode,
Map<String,String> properties) |
Modifier and Type | Method and Description |
---|---|
boolean |
AbstractColumnMetadata.equalsWithProperties(AbstractColumnMetadata other) |
Constructor and Description |
---|
AbstractColumnMetadata(AbstractColumnMetadata from) |
Constructor and Description |
---|
TupleSchema(List<AbstractColumnMetadata> columns,
Map<String,String> properties) |
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