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  2. Sort-merge join - Wikipedia

    en.wikipedia.org/wiki/Sort-merge_join

    The sort-merge join (also known as merge join) is a join algorithm and is used in the implementation of a relational database management system. The basic problem of a join algorithm is to find, for each distinct value of the join attribute, the set of tuples in each relation which display that value. The key idea of the sort-merge algorithm is ...

  3. Comparison of programming languages (string functions)

    en.wikipedia.org/wiki/Comparison_of_programming...

    String functions are used in computer programming languages to manipulate a string or query information about a string (some do both).. Most programming languages that have a string datatype will have some string functions although there may be other low-level ways within each language to handle strings directly.

  4. Concatenation - Wikipedia

    en.wikipedia.org/wiki/Concatenation

    In programming, string concatenation generally occurs at run time, as string values are typically not known until run time. However, in the case of string literals, the values are known at compile time, and thus string concatenation can be done at compile time, either via string literal concatenation or via constant folding , a potential run ...

  5. Relational database - Wikipedia

    en.wikipedia.org/wiki/Relational_database

    The join operation defined for relational databases is often referred to as a natural join (⋈). In this type of join, two relations are connected by their common attributes. MySQL's approximation of a natural join is the Inner join operator. In SQL, an INNER JOIN prevents a cartesian product from occurring when there are two tables in a query.

  6. Join (SQL) - Wikipedia

    en.wikipedia.org/wiki/Join_(SQL)

    The natural join is a special case of equi-join. Natural join (⋈) is a binary operator that is written as (R ⋈ S) where R and S are relations. [6] The result of the natural join is the set of all combinations of tuples in R and S that are equal on their common attribute names. For an example consider the tables Employee and Dept and their ...

  7. Today’s NYT ‘Strands’ Hints, Spangram and Answers for Friday ...

    www.aol.com/today-nyt-strands-hints-spangram...

    Move over, Wordle and Connections—there's a new NYT word game in town! The New York Times' recent game, "Strands," is becoming more and more popular as another daily activity fans can find on ...

  8. Trump’s team skips FBI background checks for some Cabinet picks

    www.aol.com/trump-team-skips-fbi-background...

    President-elect Donald Trump’s transition team is bypassing traditional FBI background checks for at least some of his Cabinet picks while using private companies to conduct vetting of potential ...

  9. 2024 Heisman Trophy: Why Travis Hunter, Ashton Jeanty ... - AOL

    www.aol.com/sports/2024-heisman-trophy-why...

    Gabriel’s Heisman case rests on being the best player on the best team. Oregon is the No. 1 seed in the College Football Playoff and the only undefeated team at the top level of college football.