Object Relational Mapper Python
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Object Relational Mapper Python
We will work with databases by means of python classes and methods. Most of the times, this library is used as an object relational mapper (orm) tool that translates python classes to tables on relational databases and automatically converts function calls to sql statements. The orm is a concept to map one type system to the other.
This creates, in effect, a virtual object database that can be used from within the programming language. It does this by allowing a general mapping of python data types to the most common data types found in. If not python and python4delphi is not installed on your machine, check this how to run a simple python script in delphi.
An object relational mapper maps a relational database system to objects.
What are the prerequisites to build object relational mapper (orm) apps? When using orm, we first configure database tables that we will be using. Pony analyzes the abstract syntax tree of the expression and translates it into a sql query. The objects are similar to database records and their methods resemble sql commands.
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