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13 Cards in this Set
- Front
- Back
Validation
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process of comparing data with a set of rules or values to find out if the data is correct. Reduces data entry errors and enhance data integrity before program writes data on disk
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Query
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Request for specific data from a database
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Log
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Listing of activites that change the contents of a database. DBMS places three items in ___: before image, update, and retrieve data.
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SQL-Structured Query Language
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- Query language used with databases that allows users to manage, update, and retrieve data.
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OODB-Object oriented Database
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-database that stores data in objects. object is an item that contains data as well as actions that read or process data
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CAD Computer aided design
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-database that stores data about engineering, architectural, and scientific designs
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Multidimensional database
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database that stores data in dimensions. can consolidate data much faster than relational database
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data mining
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-process used with data warehouses to find patterns and relationships among data
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DBA-database adminstator
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person who creates and maintains the data dictionary, manages security of a database, monitors the performance of a database, and checks backup and recovery procedures
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CGI-common gateway interface
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-program that manages the sending and recieving of data between the front end and the database server, a communications standard that defines how Web server communicates with outside sources
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Field
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A combination of one or more realated characters or bytes, it is the smallest unit of data a user accesses
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Relational Database
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Database that stores data in tables that consist of rows and columns, with each row having a primary key and each column having a unique name.
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Multidimensional
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database that stores data in dimensions
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