Uses of Interface
com.holonplatform.core.query.QueryFunction

Packages that use QueryFunction

Package	Description
com.holonplatform.core.query

Uses of QueryFunction in com.holonplatform.core.query

Subinterfaces of QueryFunction in com.holonplatform.core.query

Modifier and Type	Interface and Description
static interface	QueryFunction.Avg A function which represents the average value of a query result.
static interface	QueryFunction.Count A function which represents the count of a query result values.
static interface	QueryFunction.Max<T> A function which represents the largest value of a query result.
static interface	QueryFunction.Min<T> A function which represents the smallest value of a query result.
static interface	QueryFunction.NoArgQueryFunction<T> A QueryFunction which do not support any argument.
static interface	QueryFunction.PropertyQueryFunction<T,A> A QueryFunction which is also a Property, allowing the function to be used within a property set query projection and the function value to be collected in a PropertyBox.
static interface	QueryFunction.Sum<T extends Number> A function which represents the sum of a numeric query result values.
interface	StringFunction Represents a QueryFunction on a String data type.
static interface	StringFunction.Lower Function to convert a string to lowercase.
static interface	StringFunction.Upper Function to convert a string to uppercase.
interface	TemporalFunction<T> Represents a temporal-related QueryFunction.
static interface	TemporalFunction.CurrentDate A function to obtain the current date as a Date.
static interface	TemporalFunction.CurrentLocalDate A function to obtain the current date as a LocalDate.
static interface	TemporalFunction.CurrentLocalDateTime A function to obtain the current date and time as a LocalDateTime.
static interface	TemporalFunction.CurrentTimestamp A function to obtain the current timestamp as a Date.
static interface	TemporalFunction.Day A function to extract the day part of a temporal data type.
static interface	TemporalFunction.Hour A function to extract the hour part of a temporal data type.
static interface	TemporalFunction.Month A function to extract the month part of a temporal data type.
static interface	TemporalFunction.Year A function to extract the year part of a temporal data type.