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  2. Henry F. Korth - Wikipedia

    en.wikipedia.org/wiki/Henry_F._Korth

    Korth published the textbook Database System Concepts with Avi Silberschatz in 1986. [5] As of 2024 it is in its seventh edition. [6] When he was elected a fellow of the ACM the citation read "For significant and lasting influence to principles and practice of database management.

  3. Abraham Silberschatz - Wikipedia

    en.wikipedia.org/wiki/Abraham_Silberschatz

    Avi Silberschatz (Hebrew: אבי זילברשץ; born in Haifa, Israel) is an Israeli computer scientist and researcher. He is known for having authored many influential texts in computer science. He is known for having authored many influential texts in computer science.

  4. Database - Wikipedia

    en.wikipedia.org/wiki/Database

    Formally, a "database" refers to a set of related data accessed through the use of a "database management system" (DBMS), which is an integrated set of computer software that allows users to interact with one or more databases and provides access to all of the data contained in the database (although restrictions may exist that limit access to particular data).

  5. Precedence graph - Wikipedia

    en.wikipedia.org/wiki/Precedence_graph

    The Fundamentals of Database Systems, 5th Edition the use of precedence graphs is discussed in chapter 17, as they relate to tests for conflict serializability. Abraham Silberschatz, Henry Korth, and S. Sudarshan. 2005. Database System Concepts (5 ed.), PP. 628–630. McGraw-Hill, Inc., New York, NY, USA.

  6. Many-to-many (data model) - Wikipedia

    en.wikipedia.org/wiki/Many-to-many_(data_model)

    For example, think of A as Authors, and B as Books. An Author can write several Books, and a Book can be written by several Authors. In a relational database management system, such relationships are usually implemented by means of an associative table (also known as join table, junction table or cross-reference table), say, AB with two one-to-many relationships A → AB and B → AB.

  7. Database transaction schedule - Wikipedia

    en.wikipedia.org/wiki/Database_transaction_schedule

    This represents a "commit" operation in which the corresponding transaction has successfully completed its preceding actions, and has made all its changes permanent in the database. Alternatively, a schedule can be represented with a directed acyclic graph (or DAG) in which there is an arc (i.e., directed edge ) between each ordered pair of ...

  8. List of relational database management systems - Wikipedia

    en.wikipedia.org/wiki/List_of_relational...

    List of Relational Database Management Systems (Alphabetical Order) Name License 4th Dimension: Proprietary Access Database Engine (formerly known as Jet Database Engine) Proprietary Actian Zen (PSQL) (formerly known as Pervasive PSQL) Proprietary Adabas D: Proprietary Airtable: Proprietary Altibase: Proprietary Amazon Aurora: Proprietary ...

  9. Hierarchical database model - Wikipedia

    en.wikipedia.org/wiki/Hierarchical_database_model

    A hierarchical database model is a data model in which the data is organized into a tree-like structure. The data are stored as records which is a collection of one or more fields . Each field contains a single value, and the collection of fields in a record defines its type .