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System level permissions: With the use of data dictionary you can view them.
Let us take the table name as user_sys_privs (used in oracle).
DESCRIBE USER_SYS_PRIVS ;
SELECT * FROM USER_SYS_PRIVS ;
All these commands are very definite to a data base system and may be dissimilar on dissimilar DBMS.
DATABASE OBJECTS: VIEWS, SEQUENCES, INDEXES AND SYNONYMS
Some of the important concepts in a database system are the views and indexes.
Views are a mechanism that can support data independence and security. Indexes help in better query responses. Let us discuss about them along with two more concepts sequences and synonyms in more details.
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(a) Why did SAP introduce the extended star schema?
Data Control The data control mostly refers to commands that permit system and data privileges to be passed to several users. These commands are usually available to database admi
Oracle & Distributed Databases 1. Differentiate between PL/SQL functions and procedures. 2. Draw the diagram of logical structure of oracle database and explain it in brief.
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, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
Representing complex relationship among data A database may contain varieties of data interrelated to each other in numerous ways. A DBMS must have the capability to represent
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