org.apache.druid.segment.index.semantic

Interface ArrayElementIndexes

public interface ArrayElementIndexes

Method Summary

Modifier and Type	Method and Description
BitmapColumnIndex	containsValue(Object value, TypeSignature<ValueType> valueType) Get the ImmutableBitmap corresponding to rows with array elements matching the supplied value.

Method Detail

containsValue

@Nullable
BitmapColumnIndex containsValue(@Nullable
                                          Object value,
                                          TypeSignature<ValueType> valueType)

Get the ImmutableBitmap corresponding to rows with array elements matching the supplied value. Generates an empty bitmap when passed a value that doesn't exist in any array. May return null if a value index cannot be computed for the supplied value type.

Parameters:

value - value to match against any array element in a row

valueType - type of the value to match, used to assist conversion from the match value type to the column value type

Returns:

ImmutableBitmap corresponding to the rows with array elements which match the value, or null if an index connot be computed for the supplied value type