Database functions-system development life cycle
Write a short on the six database functions which occur during the systems development life cycle?
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The enterprise modeling that analyzes the present data processing. Conceptual data modeling which identifies attributes, entities, and relationships. The logical database design is identifies data security and integrity requirements. The physical database definition and designs which defines database to DBMS. The database implementation that installs and alters data from previous systems. Database maintenance that fixes mistakes in the database and database applications.
Write down a short note on the Volatile Temporary tables (VTT).
Explain the Filter transformation?
Assume when a session fails subsequent to loading of 10,000 records in to target. How can we load the records from 10001 the record when we run session next time?
Describe any two reasons which show the necessity of database redesign?
Describe briefly the four JDBC driver types which Sun defines?
Homework E-R Modeling Follow a MOVIE database where data is recorded about the movie industry. The data needs are summarized as follows: _ Each and every movie is identified by title & year
Describe how operation is carried out within the spiral method?
Explain about the stored-procedures and its advantages.
What demerits of ODBC does OLE DB overcome?
Explain Batches and Session?
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