DateColumnStatisticsData class
Defines column statistics supported for timestamp data columns.
Constructors
- DateColumnStatisticsData({required int numberOfDistinctValues, required int numberOfNulls, DateTime? maximumValue, DateTime? minimumValue})
-
DateColumnStatisticsData.fromJson(Map<
String, dynamic> json) -
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- maximumValue → DateTime?
-
The highest value in the column.
final
- minimumValue → DateTime?
-
The lowest value in the column.
final
- numberOfDistinctValues → int
-
The number of distinct values in a column.
final
- numberOfNulls → int
-
The number of null values in the column.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited