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SQLAlchemy offers tools for database schema generation, querying, and object-relational mapping. Key features include: A comprehensive embedded domain-specific language for SQL in Python called "SQLAlchemy Core" that provides means to construct and execute SQL queries. A powerful ORM that allows the mapping of Python classes to database tables.
An application programming interface (API) key is a secret unique identifier used to authenticate and authorize a user, developer, or calling program to an API. [1] [2]Cloud computing providers such as Google Cloud Platform and Amazon Web Services recommend that API keys only be used to authenticate projects, rather than human users.
Added SQL-standard SEARCH and CYCLE clauses for common table expressions, allow DISTINCT to be added to GROUP BY [173] [174] 15 2022-10-13 15.12 2025-02-20 2027-11-11 Implements SQL-standard MERGE statement. PL/Python now only supports current Python 3, and plpythonu now means Python 3, no longer the discontinued Python 2.
API use can vary depending on the type of programming language involved. An API for a procedural language such as Lua could consist primarily of basic routines to execute code, manipulate data or handle errors while an API for an object-oriented language, such as Java, would provide a specification of classes and its class methods.
A study from the University of Maryland found that Android developers that used only Stack Overflow as their programming resource tended to write less secure code than those who used only the official Android developer documentation from Google, while developers using only the official Android documentation tended to write significantly less ...
PL/SQL Developer, an Integrated Development Environment for developing software in the Oracle database environment, [2] focuses on the development of PL/SQL stored-program units. Allround Automations, based in Enschede in the Netherlands , markets the software.
Unique keys play an important part in all relational databases, as they tie everything together. A unique key is a column that identifies a given entity, whereas a foreign key is a column in another table that refers to a primary key. Keys can comprise several columns, in which case they are composite keys.
A work group chaired by Ken Coar started in November 1997 to get the NCSA definition of CGI more formally defined. [6] This work resulted in RFC 3875, which specified CGI Version 1.1. Specifically mentioned in the RFC are the following contributors: [2] Rob McCool (author of the NCSA HTTPd Web server) John Franks (author of the GN Web server)