CIS 1200 Chapter Notes - Chapter 11: Object Query Language, Binary Large Object, Database Administrator
9 Sep 2016
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Document Summary
Chapter eleven of technology in action: behind the scenes. Database: a collection of related data that can be easily stored, sorted, organized, and queried. Data redundancy: duplicated data between two lists. Data inconsistency: overlooking one or more lists or even one or more rows in the same list o. Impossible to tell easily which data was correct. Data integrity: the data contained in the data contained in the database is accurate and reliable. Data centralization: instead of being in multiple lists that have to be maintained, your name and address information is maintained in only one place. Database administrator: an individual trained in the design and building of database, to assist with the construction of large databases. Field: database stores each category of information. Field name: a way of describing the field. Data type: the data type indicates what type of data can be stored in the field. Computational field: date field, memo field, object ether, hyperlink field.
