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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 property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
Describe the storage structure of indexed sequential files and their access method. Ans: Storage structure of Indexed Sequential files and their access: To achieve fast rand
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What is the difference between serial and sequential files? How searching is applied on both? Ans: A serial file is one where the records have been stored in the order where
Load sample data into the database tables design and test queries to return the following information • All rows and columns for employees • All rows and columns for customers •
coventions for displaying an ER schema as ER diagram
Explain Relational model and their use in DBMS? Relational Model - The relational model was first introduced through E.F. Codd of the IBM Research in the year of 1970. The mode
Short Note on mid Square Method of hashing? Mid square method of hashing: In the method midsquare hashing, the key is squared and the address selected from the center of the s
What is data block? Data Block - In oracle the data blocks are referred to as tablespaces. A tablespace is an fields of disk consisting of one or more disk files. A tablespace
What is Explicit update In explicit update, each derived attribute is defined with respect to one, or more fundamental base object(s). The object designer determines that de
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