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Define the terms i) Entity type ii) Entity set
Entity type: An entity type describes a collection of entities that have the similar attributes.
Entity set: The set of all entities of the similar type is termed as an entity set.
Describe the static hash file with buckets and chaining and show how insertion, deletion and modification of a record can be performed. In static hash file organization, the wo
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In a job interview with a branch manager of a bank that operates in multiple Canadian provinces and the Yukon, you learn that all of the information is captured in real time in a s
Describe file organisation? A file is organized logically as a sequence of records. These records are mapped onto disk blocks. A) Fixed-Length Records Type deposit=record
Synonyms and Indexes Some of the essential properties of indexes are: An Index is a schema Object Indexes can be formed explicitly or automatically Indexes are m
Problem 1. Describe the Oracle Architecture with a neat labeled diagram, Also explain the individual components of the Architecture. 2. Write about the following Oracle 9i o
What are the two types of errors? The two types of errors are: a) Logical error b) System error
#questiontypes of keys examples..
define lock conversion
What is a primary key? Primary key is chosen by the database designer as the principal means of identifying an entity in the entity set.
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