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Hi/Lo is an algorithm and a key generation strategy used for generating unique keys for use in a database as a primary key. It uses a sequence-based hi-lo pattern to generate values. Hi/Lo is used in scenarios where an application needs its entities to have an identity prior to persistence. It is a value generation strategy.
Entity Framework (EF) is an open source [2] object–relational mapping (ORM) framework for ADO.NET. It was originally shipped as an integral part of .NET Framework, however starting with Entity Framework version 6.0 it has been delivered separately from the .NET Framework. Entity Framework 6.4 was the latest release of the classic framework.
They have many differences, though, in particular: lifecycle management (row insertion and deletion, versus garbage collection or reference counting), references to other entities (object references, versus foreign key references), and inheritance (non-existent in relational databases). As well, objects are managed on-heap and are under full ...
Each application block addresses a specific cross-cutting concern and provides highly configurable features, which results in higher developer productivity. The Application Blocks in Enterprise Library are designed to be as agnostic as possible to the application architecture, for example the Logging Application Block may be used equally in a web, smart client or service-oriented application.
This technology forms a part of .NET Framework 3.0 (having been part of the framework since version 1.0) ADO.NET is conceptually divided into consumers and data providers. [ 2 ] The consumers are the applications that need access to the data, and the providers are the software components that implement the interface and thereby provide the data ...
With the regular season in the books, the Tennessee Titans are on the clock for the 2025 NFL draft. Here's what experts predicted for each team:
Costco has issued a recall for a cold and flu medication, sold at its stores at the end of 2024, over concerns of contamination.. The retail giant, in an advisory issued on Jan. 2, said Kirkland ...
Some young Americans had a tough time finding a job last year. Companies were slow to hire in 2024 as workers quit their jobs less frequently, according to government data — a far cry from the ...