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What are the kinds of Strings?
-A binary string in MySQL is one that MySQL treats as case sensitive in comparisons.
-A non binary string in MySQL is one that MySQL does'nt treat as case sensitive in comparisons.
- For binary strings the characters A and a are considered dissimilar. Forenoon-binary string they are considered the similar.
What is DML (Data Manipulation Language)? This language that enable user to access or manipulate data as organised by appropriate data model. Procedural DML or Low level: DM
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how to operate database in access ?
Illustrate how you can use QBE to perform logical AND and OR operation
I need to Map an E-R diagram to a relational schema
A Relation Schema represented by R(A1, A2, ..., An) is made up of the relation name the list of attributes and R Ai that it contains. A relation is described as a set of tuples
The Update Operations : Update operations are used for altering database values. The constraint violations faced by this operation are logically the similar as the problem faced
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Failures and Recovery In practice various things might occur to prevent a transaction from completing. Recovery methods are used to bring database, which does not satisfy consi
Describe the four main ways of optimising disk block access. Ans: a. Disk b. Non-volatile writes buffers c. File organization (Clustering) d. Log-based file system
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