relational algebra, Database Management System

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what is union compatable?

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Hierarchical data representation model, Examples:- Hierarchical Model: I...

Examples:- Hierarchical Model: It tells data as and relationships by hierarchy of data values. Figure illustrates an example of hierarchical model. Now a day's these models are

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How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul

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List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view

What is foreign key, What is foreign key? Foreign Key - Let there are...

What is foreign key? Foreign Key - Let there are two relations in tables R and S. Any candidate key of the relation R that is referred in the relation S is known as the forei

Assignment, am looking for assignment helper for dbms

am looking for assignment helper for dbms

For known, What are the function of DBA?

What are the function of DBA?

Perform an exploratory analysis on the entire dataset, Australian Bureau of...

Australian Bureau of Statistics (ABS) provides retail data for different groups and different states as well as the aggregate numbers. Table 11 " Retail Turnover, State by Industry

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What is a primary index? A primary index is an index whose search key also explains the sequential order of the file.

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What is the meaning of Data independence? Data independence means a programs that are not dependent on the physical attributes of data and a programs that are not dependent on

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Demonstrate the UML model Using UML, it is possible to generate code in any of the programming language from UML model (called forward engineering) and rebuild a model from an

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