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SQLAlchemy is an open-source Python ... and finally how the data can be queried — illustrating automatically generated SQL queries for both lazy and eager loading. ...
Object–relational mapping (ORM, O/RM, and O/R mapping tool) in computer science is a programming technique for converting data between a relational database and the memory (usually the heap) of an object-oriented programming language.
Lazy loading (also known as asynchronous loading) is a technique used in computer programming, especially web design and web development, to defer initialization of an object until it is needed. It can contribute to efficiency in the program's operation if properly and appropriately used.
An updating map created by CBS News' data team charts the expanse of the wildfires across Southern California. The Palisades Fire — the largest wildfire in the region — has burned more than ...
A recent study provided by the customer data firm dunnhumby revealed that the New England-based chain was the "top grocery retailer for inflationary times." For over 100 years, Market Basket has ...
Data loading, or simply loading, is a part of data processing where data is moved between two systems so that it ends up in a staging area on the target system. With the traditional extract, transform and load (ETL) method, the load job is the last step, and the data that is loaded has already been transformed.
Instead of letting your cash sit around losing value to 2.9% inflation, you can lock in yields of up to 5.20% APY on 24-month terms and up to 4.40% on terms of 12 months or longer with today's ...
Eager execution is a form of speculative execution where both sides of the conditional branch are executed; however, the results are committed only if the predicate is true. With unlimited resources, eager execution (also known as oracle execution ) would in theory provide the same performance as perfect branch prediction .