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Synonyms and Indexes
Some of the essential properties of indexes are:
what are the states of transaction?
Record based Logical Models: Use records as the key data representation components Examples: Relational Model: It shows data as well as relationship between data in the form
What are the problems if one were not to normalize? When do these problems surface? Ans: Database normalization, sometimes considered to as canonical synthesis, is
Use Delegation to Share Implementation The delegation " Delegation comprises of catching an operation on one object and sending it to other object which is part, or related to
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
what is view?explain
What are the situations while DBMS should not be used? DBMS should not be used in situations like: (i) No need of security. (ii) Not difficulty to access the data (iii) N
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
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