 | QdbDoubleColumn Class |
A column of a table in a quasardb database.
Inheritance HierarchyNamespace: Quasardb.TimeSeries
Assembly: Quasardb (in Quasardb.dll) Version: 3.15.0.0 (3.15.0.0)
SyntaxThe QdbDoubleColumn type exposes the following members.
Properties| Name | Description | |
|---|---|---|
 | Name |
The name of the column
(Inherited from QdbColumn.) |
| Series |
The parent of the column
(Inherited from QdbColumn.) |
| Symtable |
The symtable name of the column
(Inherited from QdbColumn.) |
Methods| Name | Description | |
|---|---|---|
 | AbsMax |
Gets the point with the largest absolute value of the table
|
| AbsMax(QdbTimeInterval) |
Gets the point with the largest absolute value in an interval
|
| AbsMax(IEnumerableQdbTimeInterval) |
Gets the point with the largest absolute value in each interval
|
| AbsMin |
Gets the point with the smallest absolute value of the table
|
| AbsMin(QdbTimeInterval) |
Gets the point with the smallest absolute value in an interval
|
| AbsMin(IEnumerableQdbTimeInterval) |
Gets the point with the smallest absolute value in each interval
|
| Average |
Gets the average (ie the mean of all values) of the table
|
| Average(QdbTimeInterval) |
Gets the average (ie the mean of all values) in an interval
|
| Average(IEnumerableQdbTimeInterval) |
Gets the average (ie the mean of all values) in each interval
|
| Count |
Gets the number of points in the table
|
| Count(QdbTimeInterval) |
Gets the number of points in an interval
|
| Count(IEnumerableQdbTimeInterval) |
Gets the number of points in each interval
|
| DistinctCount |
Gets the number of points with distinct values in the table
|
| DistinctCount(QdbTimeInterval) |
Gets the number of points with distinct values in an interval
|
| DistinctCount(IEnumerableQdbTimeInterval) |
Gets the number of points with distinct values in each interval
|
| Erase(QdbTimeInterval) |
Erases all points in the specified range (left inclusive)
(Inherited from QdbColumn.) |
| Erase(IEnumerableQdbTimeInterval) |
Erases all points in the specified ranges (left inclusive)
(Inherited from QdbColumn.) |
| First |
Gets the first point (ie the one with the oldest timestamp) of the table
|
| First(QdbTimeInterval) |
Gets the first point (ie the one with the oldest timestamp) in an interval
|
| First(IEnumerableQdbTimeInterval) |
Gets the first points (ie the one with the oldest timestamp) of each interval
|
| GeometricMean |
Gets the geometric mean (ie the mean of all values) of the table
|
| GeometricMean(QdbTimeInterval) |
Gets the geometric mean (ie the mean of all values) in an interval
|
| GeometricMean(IEnumerableQdbTimeInterval) |
Gets the geometric mean (ie the mean of all values) in each interval
|
| HarmonicMean |
Gets the harmonic mean (ie the mean of all values) of the table
|
| HarmonicMean(QdbTimeInterval) |
Gets the harmonic mean (ie the mean of all values) in an interval
|
| HarmonicMean(IEnumerableQdbTimeInterval) |
Gets the harmonic mean (ie the mean of all values) in each interval
|
| Insert(QdbDoublePoint) |
Inserts one or more points in the table
|
| Insert(IEnumerableQdbDoublePoint) |
Inserts one or more points in the table
|
| Insert(QdbDoublePointCollection) |
Inserts one or more points in the table
|
| Insert(DateTime, NullableDouble) |
Inserts one point in the table
|
| InsertTruncate(QdbTimeInterval, QdbDoublePoint) |
Inserts one or more points in the table and erases the given
range in the same transaction
|
| InsertTruncate(QdbTimeInterval, QdbDoublePointCollection) |
Inserts one or more points in the table and erases the given
range in the same transaction
|
| InsertTruncate(QdbTimeInterval, IEnumerableQdbDoublePoint) |
Inserts one or more points in the table and erases the given
range in the same transaction
|
| InsertTruncate(IEnumerableQdbTimeInterval, QdbDoublePoint) |
Inserts one or more points in the table and erases given
ranges in the same transaction
|
| InsertTruncate(IEnumerableQdbTimeInterval, QdbDoublePointCollection) |
Inserts one or more points in the table and erases given
ranges in the same transaction
|
| InsertTruncate(IEnumerableQdbTimeInterval, IEnumerableQdbDoublePoint) |
Inserts one or more points in the table and erases given
ranges in the same transaction
|
| InsertTruncate(QdbTimeInterval, DateTime, NullableDouble) |
Inserts one point in the table and erases the given range in
the same transaction
|
| InsertTruncate(IEnumerableQdbTimeInterval, DateTime, NullableDouble) |
Inserts one point in the table and erases given ranges in
the same transaction
|
| Kurtosis |
Gets the kurtosis of the table
|
| Kurtosis(QdbTimeInterval) |
Gets the kurtosis of an interval
|
| Kurtosis(IEnumerableQdbTimeInterval) |
Gets the kurtosis in each interval
|
| Last |
Gets the last point (ie the one with the newest timestamp) of the table
|
| Last(QdbTimeInterval) |
Gets the last point (ie the one with the newest timestamp) in an interval
|
| Last(IEnumerableQdbTimeInterval) |
Gets the last points (ie the one with the newest timestamp) in each interval
|
| Max |
Gets the point with the largest value of the table
|
| Max(QdbTimeInterval) |
Gets the point with the largest value in an interval
|
| Max(IEnumerableQdbTimeInterval) |
Gets the point with the largest value in each interval
|
| Min |
Gets the point with the smallest value of the table
|
| Min(QdbTimeInterval) |
Gets the point with the smallest value in an interval
|
| Min(IEnumerableQdbTimeInterval) |
Gets the point with the smallest value in each interval
|
| Points |
Gets all the points in the table
|
| Points(QdbTimeInterval) |
Gets all the points in an interval
|
| Points(IEnumerableQdbTimeInterval) |
Gets all the points in each interval
|
| PopulationStdDev |
Gets the population standard deviation of the table
|
| PopulationStdDev(QdbTimeInterval) |
Gets the population standard deviation of an interval
|
| PopulationStdDev(IEnumerableQdbTimeInterval) |
Gets the population standard deviation in each interval
|
| PopulationVariance |
Gets the population variance of the table
|
| PopulationVariance(QdbTimeInterval) |
Gets the population variance of an interval
|
| PopulationVariance(IEnumerableQdbTimeInterval) |
Gets the population variance in each interval
|
| Product |
Gets the product of the table
|
| Product(QdbTimeInterval) |
Gets the product of an interval
|
| Product(IEnumerableQdbTimeInterval) |
Gets the product in each interval
|
| QuadraticMean |
Gets the quadratic mean (ie the mean of all values) of the table
|
| QuadraticMean(QdbTimeInterval) |
Gets the quadratic mean (ie the mean of all values) in an interval
|
| QuadraticMean(IEnumerableQdbTimeInterval) |
Gets the quadratic mean (ie the mean of all values) in each interval
|
| SampleStdDev |
Gets the sample standard deviation of the table
|
| SampleStdDev(QdbTimeInterval) |
Gets the sample standard deviation of an interval
|
| SampleStdDev(IEnumerableQdbTimeInterval) |
Gets the sample standard deviation in each interval
|
| SampleVariance |
Gets the sample variance of the table
|
| SampleVariance(QdbTimeInterval) |
Gets the sample variance of an interval
|
| SampleVariance(IEnumerableQdbTimeInterval) |
Gets the sample variance in each interval
|
| Skewness |
Gets the skewness of the table
|
| Skewness(QdbTimeInterval) |
Gets the skewness of an interval
|
| Skewness(IEnumerableQdbTimeInterval) |
Gets the skewness in each interval
|
| Spread |
Gets the spread (ie the difference between the maximum value and the minimum value) of the table
|
| Spread(QdbTimeInterval) |
Gets the spread (ie the difference between the maximum value and the minimum value) of an interval
|
| Spread(IEnumerableQdbTimeInterval) |
Gets the spread (ie the difference between the maximum value and the minimum value) in each interval
|
| Sum |
Gets the sum (ie the addition of all values) of the table
|
| Sum(QdbTimeInterval) |
Gets the sum (ie the addition of all values) of an interval
|
| Sum(IEnumerableQdbTimeInterval) |
Gets the sum (ie the addition of all values) in each interval
|
| SumOfSquares |
Gets the sum of squares (ie the addition of all squares of values) of the table
|
| SumOfSquares(QdbTimeInterval) |
Gets the sum of squares (ie the addition of all squares of values) of an interval
|
| SumOfSquares(IEnumerableQdbTimeInterval) |
Gets the sum of squares (ie the addition of all squares of values) in each interval
|
| Timestamps |
Gets all the timestamps in the table
(Inherited from QdbColumn.) |
| Timestamps(QdbTimeInterval) |
Gets all the timestamps in an interval
(Inherited from QdbColumn.) |
| Timestamps(IEnumerableQdbTimeInterval) |
Gets all the timestamps in each interval
(Inherited from QdbColumn.) |
See Also