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An associative (or junction) table maps two or more tables together by referencing the primary keys (PK) of each data table. In effect, it contains a number of foreign keys (FK), each in a many-to-one relationship from the junction table to the individual data tables. The PK of the associative table is typically composed of the FK columns ...
A foreign key is a set of attributes in a table that refers to the primary key of another table, linking these two tables. In the context of relational databases, a foreign key is subject to an inclusion dependency constraint that the tuples consisting of the foreign key attributes in one relation, R, must also exist in some other (not necessarily distinct) relation, S; furthermore that those ...
A 21-bit register, whose bits are numbered left to right as #1 to #21. This register normally contains 20 "zero" bits and a single "one" bit. One use of this register is to select one of the Future Key Registers. The Future Key Register to be selected is the one numbered identically to the bit in the Shift Register containing the single "one".
In the relational model of databases, a primary key is a designated attribute that can reliably identify and distinguish between each individual record in a table.The database creator can choose an existing unique attribute or combination of attributes from the table (a natural key) to act as its primary key, or create a new attribute containing a unique ID that exists solely for this purpose ...
An increase of Laravel's userbase and popularity lined up with the release of Laravel 3. [1] Laravel 4, codenamed Illuminate, was released in May 2013. It was made as a complete rewrite of the Laravel framework, migrating its layout into a set of separate packages distributed through Composer, which serves as an application-level package manager.
SQLite (/ ˌ ɛ s ˌ k juː ˌ ɛ l ˈ aɪ t /, [4] [5] / ˈ s iː k w ə ˌ l aɪ t / [6]) is a database engine written in the C programming language.It is not a standalone app; rather, it is a library that software developers embed in their apps.
One of the most significant weaknesses became evident in the area of foreign trade. The tools that had initially driven the First Five-Year Plan, such as the policies of the Argentine Institute for the Promotion of Exchange (I.A.P.I.), proved increasingly ineffective as export surpluses (particularly in the meat sector) dwindled.
Have been born in Serbia and capped by a foreign national team. This includes players that have dual citizenship. In this list are only indicated the top-level clubs. If a player has also played in some lower-level club in Serbia, those clubs are excluded, just as all the foreign players that have only played in lower leagues in Serbia. Notes: