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Entity Framework Core 3.0 was released on 23 September 2019 (5 years ago) () along with Visual Studio 2019 16.3 and ASP.NET Core 3.0, [19] Entity Framework Core 3.1 (EF Core 3.1) was formally released for production use on 3 December 2019 (5 years ago) () and will be the preferred long-term supported version until at least 3 December 2022. [20 ...
The following table lists the .NET implementations that adhere to the .NET Standard and the version number at which each implementation became compliant with a given version of .NET Standard. For example, according to this table, .NET Core 3.0 was the first version of .NET Core that adhered to .NET Standard 2.1.
A table (called the referencing table) can refer to a column (or a group of columns) in another table (the referenced table) by using a foreign key. The referenced column(s) in the referenced table must be under a unique constraint, such as a primary key. Also, self-references are possible (not fully implemented in MS SQL Server though [5]).
Self-reference link}} is used in articles about Wikipedia to link to a Wikipedia page in the form of an external link, so that the link will still work on mirrors and forks of Wikipedia. "Srlink" is short for "self-reference link". For when a self-reference link may, or should not, be used, see Wikipedia:Manual of Style/Self-references to avoid.
If the self-reference is an explicit and inextricable part of the content, in cases of writing about Wikipedia itself (e.g. in an article about Wikipedia or its founders), instead use the more specific template {{Self-reference link}}.
This is a template for generating self reference material, most often for use in section 'See also' (where appropriate). The template's default output using {{Self-reference tool}} or its shortcut {} is: All pages with titles beginning with Self-reference tool; All pages with titles containing Self-reference tool
A reference table (or table of reference) may mean a set of references that an author may have cited or gained inspiration from whilst writing an article, similar to a bibliography. It can also mean an information table that is used as a quick and easy reference for things that are difficult to remember such as comparing imperial with metric ...
It occurs when a (master) table links to multiple tables in a one-to-many relationship. The issue derives its name from the visual appearance of the model when it is drawn in an entity–relationship diagram, as the linked tables 'fan out' from the master table. This type of model resembles a star schema, which is a common design in data ...