System level permissions-data control, Database Management System

Assignment Help:

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.

 


Related Discussions:- System level permissions-data control

Need some database of usa and uk, I want Database Of United Kingdom with Cr...

I want Database Of United Kingdom with Criteria of:\r\n\r\n1). Name, Number, City, State, Postal Code, Address, Email id, DOB.\r\n\r\n2). Unsecure Debts only adds Credit Card Payme

What creates while a primary key is combined with a foreign, What it create...

What it creates while a primary key is combined with a foreign key? It creates Parent-Child relation ship between the tables that connect them while a primary key is combined w

Give the reasons for allowing concurrency, Give the reasons for allowing co...

Give the reasons for allowing concurrency? The reasons for allowing concurrency is if the transactions run serially, a short transaction might have to wait for a preceding long

FIELDS, 4. Describe three ways to handle missing field values

4. Describe three ways to handle missing field values

Explain in detail about collaboration diagrams, Explain in detail about Col...

Explain in detail about Collaboration Diagrams Collaboration diagrams are interaction diagrams which emphasize structural organisation of an object that transmit and receive m

What is magnetic disks, What is magnetic disks?explain it? Magnetic dis...

What is magnetic disks?explain it? Magnetic disk provides the bulk of secondary storage of modern computer system. The disk capacity is growing at over 50% per year. But the st

Describe the different raid levels, Describe the different RAID levels.  Di...

Describe the different RAID levels.  Discuss the choices of the different RAID levels for different applications.          Ans:   There are several combinations of these approa

Illustrate about the advanced object design, Illustrate about the advanced ...

Illustrate about the advanced object design Advanced object design is a complex task. The objects discovered through analysis serve as a skeleton of design. The operations reco

What are the advantages of having an index structure, What are the advantag...

What are the advantages of having an index structure?      Ans: The index structures commonly provide secondary access paths, which offer alternative ways of accessing the reco

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd