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.
Specify the types of the tracing level?
Illustrate the main merits of employing stored procedures?
What are the disadvantages in File Processing System?
Elucidate briefly what is the mapping variables and mapping parameters?
Describe briefly three types of binary relationships in DBMS?
Why not the PHENIX, the Zelinka or Otwinoski libraries and so forth?
Illustrates the Replication Server in Sybase?
Illustrates the System R and its major subsystems?
Why use references quite than pointers within the public API, mainly for arguments that are modified?
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
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