Concepts

Here is a list of all concepts with brief descriptions:

[detail level 123]

▼Ndatabase
▼Nconcepts
RInvocable	A callable type that can be invoked with given arguments
RVoidCallable	A callable type that returns void when invoked
RReturnsResult	A callable type that returns a value convertible to the specified type
RPredicate	A callable type that returns a boolean value
RNoexceptCallable	A callable type that is marked noexcept
RDelayedCallable	A callable suitable for delayed execution
RAsyncCallable	A callable suitable for async execution
RQueryCallback	A callable that handles query results
RErrorHandler	A callable that handles database errors
RConnectionFactory	A callable that creates database connections
RBackendFactory	A callable that creates database backends
RStreamEventHandler	A callable that handles stream events
RStreamEventFilter	A callable that filters stream events
RTransactionAction	A callable that represents a transaction action
RCompensationAction	A callable that represents a compensation (rollback) action
RPooledResource	A type that can be managed by a pool
RConnectionWrapper	A type that wraps a database connection
RSubmittableTask	A callable suitable for submission to an async executor
RVoidTask	A callable that returns void, suitable for fire-and-forget execution