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SQL Server database design and modeling |
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SQL Server database design and modeling
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| 1 - 10 of 24 in Definitions |
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<< Previous page 1 2 3 Next >> |
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entity-relationship model
09 Feb 2004
WORD - The entity-relationship model (or ER model) is a way of graphically representing the logical relationships of entities (or objects) in order to create a database. The ER model was first proposed by Peter Pin-Shan Chen of ...
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DDBMS
28 Oct 2003
WORD - A DDBMS (distributed database management system) is a centralized application that manages a distributed database as if it were all stored on the same computer. The DDBMS synchronizes all the data periodically, and in cases ...
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view
01 Nov 2003
WORD - In a database management system, a view is a way of portraying information in the database. This can be done by arranging the data items in a specific order, by highlighting certain items, or by showing only certain items. ...
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segment
29 Jul 2003
WORD - A segment is a defined portion or section of something larger such as a database, geometric object, or network. The term is used in database management, graphics, and communications.
1) In a database, a segment is a portion ...
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initial extent
27 Jul 2003
WORD - The initial extent is a set of contiguous blocks in a database segment that is automatically allocated when the segment is created. Any set of contiguous blocks allocated after the initial extent is called a next extent. The ...
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block
16 Feb 2004
WORD - A block is a contiguous set of bits or bytes that forms an identifiable unit of data. The term is used in database management, word processing, and network communication.
1) In some databases, a block is the smallest amount ...
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tablespace
03 Sep 2003
WORD - In a database management system (DBMS, a tablespace is
a logical group of data files in a database. A typical database contains at least one tablespace, and usually two or more. In a database, a tablespace plays a role ...
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primary key
27 May 2003
WORD - A primary key, also called a primary keyword, is a key in a relational database that is unique for each record. It is a unique identifier, such as a driver license number, telephone number (including area code), or vehicle ...
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data structure
27 Feb 2002
WORD - A data structure is a specialized format for organizing and storing data. General data structure types include the array, the file, the record, the table, the tree, and so on. Any data structure is designed to organize data ...
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binary tree
24 Mar 2003
WORD - A binary tree is a method of placing and locating files (called records or keys) in a database, especially when all the data is known to be in random access memory (RAM). The algorithm finds data by repeatedly dividing the ...
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| 1 - 10 of 24 in Definitions |
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<< Previous page 1 2 3 Next >> |
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