Aug 22, 2018 · A "query" object is an object oriented abstraction of a database query. A repository is an abstraction of data persistence. Though the two ideas are related, they are not the same.

The object query language OQL is the query language proposed for the ODMG object model. It is designed to work closely with the programming languages for which an ODMG binding is …

Oct 12, 2017 · The Query Object pattern as described by Fowler is “an object that represents a database query.” Without some mechanism of querying, the Repository would be awash with …

Object Query Language (OQL) is a query language standard for object-oriented databases modeled after SQL and developed by the Object Data Management Group (ODMG). Because …

Jan 3, 2025 · Object-Oriented Analysis and Design (OOAD) is a methodology for analyzing, designing, and developing software systems based on the principles of object orientation. The …

Object-Oriented Query Language (OQL) is designed to provide an object-oriented query interface for traditional relation database systems (RDBMS). The goal is to bridge the gap between …

We define a data model that captures the essence of classification-based object-oriented systems and formalize concepts such as object identity, inheritance, and methods.

The authors describe how the characteristics of an object-oriented data model, such as object identity, complex object structure, methods, and class hierarchies, have an impact on the …

Jan 20, 2021 · Object Query Language (OQL) is a query language standard for object-oriented databases modeled after SQL and developed by the Object Data Management Group …

These notes are an introduction to .QL, an object-oriented query language for any type of structured data. We illustrate the use of .QL in assessing software quality, namely to find bugs, …