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24 Cards in this Set
- Front
- Back
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A field in a database.
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column
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The process of describing the characteristics of data that is to be included in a database table.
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Data Definition
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The repostory of all data definitions in a dtatabase.
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Data dictionary
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The accuracy of data.
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Data integrity
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Protecting data in a database against destruction and misuse.
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Data security
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The process of ensuring that data entered into a database matches the data definition.
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Data validation
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A collection of related data that is stored in a manner enabling information to be retrieved as needed; in a relational database, a collection of related tables.
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Database
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A type of software program used to create, maintain and access databases.
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Database management system (DBMS)
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A method of arranging data ona a storage medium that uses hashing to specify the exact storage location.
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Direct organization
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Something in a database system (such as a person, object, or event) that is of importance to the organization.
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Entity
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A single category of data to be stored in a database, such as a person's name or telephone number.
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Field
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A small table containing a primary key and the location of the record belonging to that key; used to locate records in a database.
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Index
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A method for organizing data on a storage medium or in a database that uses an index to specify the exact storage location.
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indexed organization
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Software used to connect two otherwise separate applications, such as a Web server and a database management system.
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Middleware
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A type of database in which data can be viewed from multiple dimensions: commonly used with data warehousing.
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Multidimensional database (MDDB)
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A type of database system in which multiple types of data are stored as objects along with their related code.
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Object-oriented database management system (OODBMS)
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A special field in a database table that uniquely identifies the records in that table.
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Primary Key
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A request to see information from a database matching specified criteria.
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Query
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A collection of related fields in a database. Also called a row.
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Record
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A type of database system in which data is stored in tables related by common fields; the most widely used database model today.
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Relational database management system (RDBMS)
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A formatted means of looking at a database table or the results of a query.
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Report
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A collection of related fields located in a single table in a database.
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Row
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A popular query language standard for information retrieval in relational databases.
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Structured query language (SQL)
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In a relational database, a collection of rlated records (rows).
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Table
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