Three Tier Application

• one of the most popular formats for applications today.
• the user interface, business logic, and database all reside on different machines or “tiers”.

user interface example

in a simple blog app, we would have:

user interface: html, css, javascript backend: express, node database: postgres

table without id file.inlinks as Backlinks
where file.name = this.file.name

Related.

• single-tier-application.
• two-tier-application.

References.

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