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  2. Referential integrity - Wikipedia

    en.wikipedia.org/wiki/Referential_integrity

    An example of a database that has not enforced referential integrity. In this example, there is a foreign key (artist_id) value in the album table that references a non-existent artist — in other words there is a foreign key value with no corresponding primary key value in the referenced table.

  3. Merge (SQL) - Wikipedia

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

    Some database implementations adopted the term upsert (a portmanteau of update and insert) to a database statement, or combination of statements, that inserts a record to a table in a database if the record does not exist or, if the record already exists, updates the existing record.

  4. phpMyAdmin - Wikipedia

    en.wikipedia.org/wiki/PhpMyAdmin

    phpMyAdmin is a free and open source administration tool for MySQL and MariaDB. As a portable web application written primarily in PHP , it has become one of the most popular MySQL administration tools, especially for web hosting services .

  5. Database schema - Wikipedia

    en.wikipedia.org/wiki/Database_schema

    The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS). The term " schema " refers to the organization of data as a blueprint of how the database is constructed (divided into database tables in the case of relational databases ).

  6. New Orleans attacker discussed plans to kill his family and ...

    www.aol.com/army-vet-worked-real-estate...

    In a series of videos, the man responsible for the deadly New Year’s attack in New Orleans discussed planning to kill his family and having dreams that helped inspire him to join ISIS, according ...

  7. Family 'Coordinates' Christmas Gifts — Then Their Grandma ...

    www.aol.com/family-coordinates-christmas-gifts...

    For Christmas this year, Kaylee Hulse and her family decided to prank her grandma by "borrowing" items from her house and gifting them to her

  8. Import and export of data - Wikipedia

    en.wikipedia.org/wiki/Import_and_export_of_data

    The import and export of data is the automated or semi-automated input and output of data sets between different software applications.It involves "translating" from the format used in one application into that used by another, where such translation is accomplished automatically via machine processes, such as transcoding, data transformation, and others.

  9. "I [thought to myself], ‘Oh, no, this is not going to happen today,’ ” Linda Rosa recalled of the incident