Raw facts, or facts that have not yet been processed to reveal their meaning to the end user.
Ad hoc query
A "spur of the moment" question
a database focused primarily on storing historical data and business metrics used exclusively for tactical or strategic decision making
A comprehensive, cohesive and integrated set of tools and processes used to capture, collect, integrate, store, and analyze data with the purpose of generating and presenting information to support business decision making.
a database located at a single site
a database that is created and maintained using cloud services, such as Microsoft Azure or Amazon's AWS.
inconsistent changes have been made to a database. For example, an employee moves, but the address change is not corrected in all files in the database.
a data condition in which data representation and manipulation are dependent on the physical data storage characteristics.
contains the data definition as well as their characteristics and relationships.
a condition in which different versions of the same data yield different inconsistent results
a condition in which data access is unaffected by changes in physical data storage characteristics.
in a relational database, a condition in which the data in the database comply with all entity and referential integrity constraints.
a process that focuses on data collection, storage, and retrieval. Common data management functions include addition, deletion, modification, and listing
data processing specialist (DP)
the person that makes the databases
a comprehensive approach to ensuring the accuracy, validity, and timeliness of data
a condition in which a data environment contains redundant ,unnecessarily duplicated, data
an integrated subject-oriented, time variant, nonvolatile collection of data that provides support for decision making.
a shared, integrated computer structure that house a collection of related data.
the process that yields the description of the database structure and determines the database components.
database management systems
The collection of programs that manages the database structure and controls access to the data stored in the database
an organization of components that defines and regulates the collection, storage, management and use of data in a database environment
a single-user database that runs on a personal computer
A database that contains data focused on specific subject areas
a logically related database that is stored in two or more physically independent sites
the overall company data representation which provides support for present and expected future needs
extensible markup language (xml)
a metalanguage used to represent and manipulate data elements.
an alphabetic or numeric character or group of characters that defines a characteristic of a perons, place or thing.
a Named collection of related records
a database that contains a wide variety of data used in multiple disciplines for example a census database that contains general demographic data.
The result of processing raw data to reveal its meaning.
islands of information
in the old file system environment, pool of independent often duplicated and inconsistent data created and managed by different departments
the body of information and facts about a specific subject.
logical data format
the way a person views data
data about data. that is, data about data characteristics and relationships
multi-user database NoSQL
a database that supports multiple concurrent users
online analytical processing (OLAP)
Decision support system tools that use multidimensional data analysis techniques to help in decision making, business modeling and operations research
online transaction processing database (oltp)
the system that support a company's day to day operations.
a database designed primarily to support a company's day to day operations.
activities that make a database perform more efficiently in terms of storage and access speed
physical data format
the way a computer "sees" data
the main database designed to keep track of the day to day operations of a company
a question or task asked by an end user of a database in the form of SQL code. a specific request for data manipulation issued by the end user or the application to the dbms
a nonprocedural language that is used by a dbms to manipulate its data.
query result set
the collection of data rows returned by a query
a collection of related logically connected fields
semi structured data
data that have already been processed to some extent
a database that supports only one user at a time
web and mobile technologies that enable "anywhere, anytime, always on" human interations
a data characteristic in which a change in the database schema affect data access, thus requiring changes in all access programs.
a data characteristic in which changes int he database schema do not affect data access
unstructured data that have been formatted to facilitate storage, use and information generation
Structured Query Language (SQL)
a powerful and flexible relational database language composed of commands that enable users to create database and table structures, perform various types of data manipulation and data administration and query the database to extract useful information
a database designed to keep track of the day to day transactions of an organization.
data that exist in their original raw state; that is , in the format in which they were collected
a multi user database that usually supports fewer than 50 users or is used for a specific department
a database system that stores and manages semi structured XML data