Runtime Mapping
Runtime mapping is a software development concept that involves dynamically linking or transforming data, objects, or code structures during program execution, rather than at compile time. It enables flexible, adaptive behavior in applications by allowing mappings to be defined, modified, or applied based on runtime conditions, such as user input, configuration settings, or external data sources. This is commonly used in scenarios like data integration, object-relational mapping (ORM), API transformations, and dynamic code generation.
Developers should learn and use runtime mapping when building systems that require high flexibility, such as integrating disparate data sources with varying schemas, implementing dynamic business rules, or creating plugins and extensible architectures. It is particularly valuable in enterprise applications, microservices, and data pipelines where static mappings are insufficient due to frequent changes or unknown structures at development time. For example, in an ETL (Extract, Transform, Load) process, runtime mapping can adapt to new data formats without code redeployment.