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What is recovery management component?
Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
what do you understand by enhanced entity-relationship
What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
Related fields in a database are grouped in which form? Related data fields in a database are grouped to form a data record. (A record is a collection of related fields)
Explain the two types of participation constraint. 1. Total: The participation of an entity set E in a relationship set R is said to be total if each entity in E participates i
What are the different strategies of implementation of the Statecharts? There are two strategies for implementation of state charts: i) Basic Implementation Strategy
What are the disadvantages of relational data ? Disadvantages • Performance - If the number of tables among that relationships to be established are large and the tables t
Define data model? A data model is a collection of conceptual tools for explaining data, data relationships, data semantics and consistency constraints.
i want to database for online assignment submission system
using the invoice table shown below,write the relational schema,draw a dependencies,inclunding all partial and transitive dependencies.assume that the table does not contain repeat
Explain the disadvantages of creating a temporary table? If you have already created a temporary table with a shown name and attempting to create a second one with that nam
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