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Show, with the help of an example, that relatively high-level transitions result when system or program is stimulated by the outside events. In diagram below, we can observe i
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
Question 1 What do you mean by database management system? Question 2 Write a note on Object-Oriented Model Question 3 Explain Sequential File Organization Question
(a) Provide the description of the following ODMG schema in the Object Definition Language (ODL). (b) Based on the above object database, write the following queries i
What sorts of tables one can se in designing the hierarchy of a LDB? Tables, which are having Foreign Key relations.
State the meaning of Object Representation The term object representation means "to represent object with the help of objects model symbols". Implementing objects is too simp
To eliminate duplicate rows (distinct operator) Example: SELECT DISTINCT DEPTNO FROM EMP;
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
Types of Data fragmentation
(a) Why did SAP introduce the extended star schema?
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