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What is ODBC ?
ODBC - Open DataBase Connectivity which is also denoted by ODBC enable the integration of SQL along with a common-purpose programming language. ODBC expose database capabilities within a standardized way to the application programmer by an application programming interface (API). By Using ODBC, an application could access not only one DBMS but various different ones concurrently.
Why is need for the multiple access paths?
Server Control It is usual to control access to the data via the front end application, for example by displaying data as ‘read only'. This part of the assignment illustrates ho
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
Question (a) Concurrent access to data from a database is a normal part of application program usage. Describe three approaches to concurrency control (b) Distinguish among
Explain the conventions for displaying an ER schema as an ER diagram? An E-R Diagram scheme might describe certain constraints to that the contents of a database must conform.
Adding Redundant Associations for Efficient Access The expression redundant association means using "duplicate association for proficient access". While analysis, it is not a
Automated system for appointment with sms and call confirmation with service providers and user has to be initiate automatically. After selecting time and date to use service, s
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
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