"implement the functionality" is correct and usable in written English.
You can use it when referring to the process of putting a plan, idea, or process into action. For example, "We need to implement the functionality of the new software quickly so we can start using it without delay."
In other words, these components implement the functionality needed to access data managed by the external data store.
Instead, one favoured alternative is to interface the browser directly to the graphical hardware using e.g. WebGL, and to implement the functionality of something like Jmol using the emerging HTML5 standard and appropriate scripts [20, 21].
Again the 'OnGUI' subroutine has been used to implement the functionality of the controls including initiating the connection with the server version of the game and changing to the lobby scene.
But for developers dealing with something like authentication (Cognito or Auth0) or workflow orchestration (AWS Step Functions or Azure Logic Apps), it is generally slower to understand and implement the provider's model for a service than it is to implement the functionality within the application's codebase (either by writing it from scratch or by using an open source library).
There are analogies in the telecom sector, where operators relying on later evolutions of the telecom standards (such as 4G or LTE) found themselves implementing technologies that were no longer controlled exclusively by traditional incumbent partners, and they needed to solve technology access challenges to implement the functionality mandated by the standards.
The UM design consists of three major components: an overlay multicast protocol (HMTP) for inter-island routing, an intra-island multicast management protocol (HGMP) to glue overlay multicast and native IP multicast together, and a daemon program to implement the functionality at hosts.
It has instances of LIBRASProcessor and LIBRASPlayer classes which implement the functionalities of the Decoding and Exhibition modules, respectively.
Typically, Apple has implemented the functionality with rather more style than Microsoft; given a suitable graphics card, the switching effect has the appearance of a giant cube rotating to reveal each user's desktop.
RUBiS implements the functionality of an auctioning Web site.
Artificial neural networks are distributed computing systems implementing the functionality characterizing biological neural networks.
The cost of integrating and implementing the functionality of the reconfigurable antennas into the system and their complexity of operation have inhibited the process of integration.
