ManifestFile.PartitionFieldSummary

All Known Implementing Classes:: GenericPartitionFieldSummary

Enclosing interface:: ManifestFile

public static interface ManifestFile.PartitionFieldSummary

Summarizes the values of one partition field stored in a manifest file.

Method Summary

Modifier and Type

Method

Description

default Boolean

containsNaN()

Returns true if at least one file in the manifest has a NaN value for the field.

boolean

containsNull()

Returns true if at least one file in the manifest has a null value for the field.

ManifestFile.PartitionFieldSummary

copy()

Copies this summary.

static Types.StructType

getType()

ByteBuffer

lowerBound()

Returns a ByteBuffer that contains a serialized bound lower than all values of the field.

ByteBuffer

upperBound()

Returns a ByteBuffer that contains a serialized bound higher than all values of the field.

Method Details
- getType
  
  static Types.StructType getType()
- containsNull
  
  boolean containsNull()
  
  Returns true if at least one file in the manifest has a null value for the field.
- containsNaN
  
  default Boolean containsNaN()
  
  Returns true if at least one file in the manifest has a NaN value for the field. Null if this information doesn't exist.
  Default to return null to ensure backward compatibility.
- lowerBound
  
  ByteBuffer lowerBound()
  
  Returns a ByteBuffer that contains a serialized bound lower than all values of the field.
- upperBound
  
  ByteBuffer upperBound()
  
  Returns a ByteBuffer that contains a serialized bound higher than all values of the field.
- copy
  
  ManifestFile.PartitionFieldSummary copy()
  
  Copies this summary. Readers can reuse instances; use this method to make defensive copies.
  
  Returns:
  
  a copy of this partition field summary