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What is transaction?
Transaction is a unit of program implementation that accesses and possibly updated several data items.
The data of a view is not physically stored, but derived from one or more tables. True the data of a view is not physically stored
Data Definition Language It organises the data in the form of columns and rows. But what does the data field column of table accumulate? How do you describe it using SQL? Th
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
Question: AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
When every condition appears with equality condition (=) only. c) Natural join (denoted by R*S) When two join attributes have the similar name in both relations. (Tha
i would like to ask if you will do assignment of database number of words 1500 and how much
Define identify relationship? Identifying relationship: An identifying relationship means in which the child table cannot be uniquely recognize without the parent. For exampl
domain
You will be analysing a set of financial data of your choice. It is not necessary to collect any primary data of your own, and publicly available secondary data will be sufficient
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