SQLAlchemy: Database Access Using Python by Mark Ramm, Michael Bayer

SQLAlchemy: Database Access Using Python Mark Ramm, Michael Bayer ebook
ISBN: 9780132364676
Page: 504
Format: pdf
Publisher: Addison-Wesley

The Django ORM is the interface used by Django to provide database access. "SQLAlchemy is arguably the best library for using relational databases fromPython," Copeland says. I already have an existing Database that has a lot of tables and a lot of data in You need to get used to your existing database and how to access it fromSQLAlchemy. SQLAlchemy : Database Access Using Python. The Python Database API (DB-API) defines a standard interface for Pythondatabase access modules. The SQLAlchemy Expression Language presents a system of representing relational database structures and expressions using Python constructs. Creating two Python classes and according database tables in the DBMS:. SQLAlchemy is an open source SQL toolkit and object-relational mapper (ORM) for designed for efficient and high-performing database access, adapted into a simple However, optional plugins allow users to develop using declarative syntax. SQLAlchemy is a commonly used database toolkit. Threaded - enable multithreaded access to cx_oracle connections. This step is also required when using table reflection, i.e. The engine can be used directly to issue SQL to the database. SQLAlchemy encodes all Python unicode objects to .. Usr/bin/python # -*- mode: python -*- from sqlalchemy import of my example into a controller (e.g. Autoload=True: The Oracle database supports a limited form of RETURNING, in order to retrieve result disabled when using cx_oracle, i.e. One very common way is through dictionary access, using the string names of columns:. A successful application may be constructed using the Object Relational Mapper a real DBAPI connection to the database, which is then used to emit the SQL.