An XML document can have attributes that are multivalued. For example, theIDREFSattribute can be multivalued. In an XML document, the multivalued attribute values are specified as a string, with the values separated by a space. In the following XML document, theattendsattribute of the <Studen...
To fully understand the symbols and notations of an ERD, you need to understand its components; Entity, Relationship, and Attributes. Then, these components have sub-components like weak entity, multivalued attribute, and weak relationship: Here are the symbols of each element: Entity: Entity ...
You can customize the Add Contacts dialog box to display additional columns of information. This example shows how to add Job Title (LDAP attribute "title") and Department (LDAP attribute "ou") to the list of attributes when inviting contacts from the corporate directory to an event. Note: T...
Data is a collection of a distinct small unit of information. It can be used in a variety of forms like text, numbers, media, bytes, etc. it can be stored in pieces of paper or electronic memory, etc. Word 'Data' is originated from the word 'datum' that means 'single piece of inf...
BCNFA stronger definition of 3NF is known as Boyce Codd's normal form. 4NFA relation will be in 4NF if it is in Boyce Codd's normal form and has no multi-valued dependency. 5NFA relation is in 5NF. If it is in 4NF and does not contain any join dependency, joining should be lossl...
An XML document can have attributes that are multivalued. For example, the IDREFS attribute can be multivalued. In an XML document, the multivalued attribute values are specified as a string, with the values separated by a space. In the following XML document, the attends attribute of the ...
An XML document can have attributes that are multivalued. For example, the IDREFS attribute can be multivalued. In an XML document, the multivalued attribute values are specified as a string, with the values separated by a space. In the following XML document, the attends attribute of the ...