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2. Database normalization - Wikipedia

   en.wikipedia.org/wiki/Database_normalization

   Database normalization. Database normalization is the process of structuring a relational database in accordance with a series of so-called normal forms in order to reduce data redundancy and improve data integrity. It was first proposed by British computer scientist Edgar F. Codd as part of his relational model .

3. Database schema - Wikipedia

   en.wikipedia.org/wiki/Database_schema

   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 ).

4. Basic direct access method - Wikipedia

   en.wikipedia.org/wiki/Basic_direct_access_method

   Basic Direct Access Method, or BDAM is an access method for IBM's OS/360 and successors computer operating systems on System/360 and later mainframes. BDAM "consists of routines used in retrieving data from, and storing data onto, direct access devices ." [1] : p.5 BDAM is available on OS/360, OS/VS2, MVS, z/OS, and related high-end operating ...

5. Rocket U2 - Wikipedia

   en.wikipedia.org/wiki/Rocket_U2

   Rocket U2 is a suite of database management (DBMS) and supporting software now owned by Rocket Software. It includes two MultiValue database platforms: UniData and UniVerse. [1] Both of these products are operating environments which run on current Unix, Linux and Windows operating systems. [2] [3] They are both derivatives of the Pick ...

6. SQL - Wikipedia

   en.wikipedia.org/wiki/SQL

   Structured Query Language ( SQL) ( pronounced S-Q-L; historically "sequel") [4] [5] is a domain-specific language used to manage data, especially in a relational database management system (RDBMS). It is particularly useful in handling structured data, i.e., data incorporating relations among entities and variables.

7. List of BASIC dialects - Wikipedia

   en.wikipedia.org/wiki/List_of_BASIC_dialects

   dialect that is part of the UniData database, with a strong focus on data access and manipulation. UniVerse dialect that is part of the UniVerse database, with strong focus on data access and manipulation. Uppsala-BASIC also known as METRIC-BASIC Utah BASIC Ellis Computing, had 12-digit precision and matrix operations.