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| A collection of data that can be sorted and searched using search algorithms. |
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| A collection of data about a limited topic, organized into rows and columns in a database. |
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| A category of information in a database table. |
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| A collection of information in a database table consisting of one or more related fields about a specific entity such as a person, product, or thing. |
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| A database that contains multiple tables related through common fields. |
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| A field contained in two or more database tables that forms a connection between the tables. |
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| A connection between two or more database tables that is based on a field that the tables have in common. |
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| A field containing a value that uniquely identifies each record in a database table. |
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| A field in a related database table that refers to the primary key in the primary table. |
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| relationship In databases, a relationship in which each record in Table A can have only one matching record in Table B, and vice versa. |
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| relationship In databases, a relationship in which a record in Table A can have multiple matching records in Table B, but a record in Table B has only one matching record in Table A. |
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| relationship In databases, a relationship in which one record in Table A can relate to many matching records in Table B, and vice versa. |
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| A database table containing foreignkey fields that refer to the primary-key fields from the primary tables in a many-to-many relationship. |
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| A question posed by a user to a database to request database information. The database returns the query results based on the criteria supplied by the user in the query. |
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| Structured Query Language (SQL) |
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| A language used to create and maintain professional, highperformance corporate databases. |
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| Database Management system (DBMS) |
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| A program used to store, access and manipulate database information. |
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| Common Gateway Interface (CGI) |
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| A program that processes data submitted by the user. Allows a Web server to pass control to a software application, based on user request. The application receives and organizes data, then returns it in a consistent format. |
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| A powerful software program that searches Internet databases for userspecified information. |
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| A word that appears on a Web page and is used by search engines to identify relevant URLs. Some words, such as "the" or "and," are too common to be used as keywords. |
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| A search engine that scans Web pages for meta tag information. |
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| A catalog of the contents of a database. Each entry identifies a unique database record. |
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| A symbol or word used in Internet searches to narrow search results by including or excluding certain words or phrases from the search criteria. |
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