GroupBy class abstract final Query Builder

A query component representing the GROUP BY clause of a Query.

Implemented types

• Query
• HavingRouter
• OrderByRouter
• LimitRouter

Implementers

• AsyncGroupBy
• SyncGroupBy

Constructors

GroupBy()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

isClosed → bool

Whether this resource has been closed.

no setter, inherited

jsonRepresentation → String?

The JSON representation of this query.

no setter, inherited

parameters → Parameters?

The values with which to substitute the parameters defined in the query.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

sqlRepresentation → String?

The SQL++ representation of this query.

no setter, inherited

Methods

addChangeListener(QueryChangeListener<ResultSet> listener) → FutureOr<ListenerToken>

Adds a listener to be notified of changes to the results of this query.

inherited

changes() → Stream<QueryChange<ResultSet>>

Returns a Stream to be notified of changes to the results of this query.

inherited

execute() → FutureOr<ResultSet>

Executes this query.

inherited

explain() → FutureOr<String>

Returns a string describing the implementation of the compiled query.

inherited

having(ExpressionInterface expression) → Having

Creates and returns a HAVING clause query component with the given expression.

inherited

limit(ExpressionInterface limit, {ExpressionInterface? offset}) → Limit

Creates and returns a LIMIT clause query component with the given limit and offset.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

orderBy(OrderingInterface ordering0, [OrderingInterface? ordering1, OrderingInterface? ordering2, OrderingInterface? ordering3, OrderingInterface? ordering4, OrderingInterface? ordering5, OrderingInterface? ordering6, OrderingInterface? ordering7, OrderingInterface? ordering8, OrderingInterface? ordering9]) → OrderBy

Creates and returns a ORDER BY clause query component with the given orderings.

inherited

orderByAll(Iterable<OrderingInterface> orderings) → OrderBy

Creates and returns a ORDER BY clause query component with the given orderings.

inherited

removeChangeListener(ListenerToken token) → FutureOr<void>

Removes a previously added change listener.

inherited

setParameters(Parameters? value) → FutureOr<void>

Sets the parameters of this query.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited