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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.
When is UPDATE_STATISTICS command used? - When processing of large data is done, this command is used. - Whenever large number of modification, deletions or copy takes place
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Project Description: Critical Project for VMware Technical support. VMWare ESXi 5.1 support for upgradation and migration problem. Technical expert of Vmware needed. Sk
#questiononsider the following relation: CAR_SALE =(CAR_ID,oPTION_TYPE, Option_listpreice, Sale_date, Option_discountedprice)..
One-way Associations When an association is traversed only in the one direction, then it is implemented as a pointer i.e.an attribute which contains an object reference. If mu
The First Normal Form (1NF) Let us first describe 1NF: Definition: A relation (table) is in 1NF if 1. There are no duplicate tuples or rows in the relation. 2.
explain various steps uses in evaluation and maintenance of MIS.
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
Write short notes on tuple relational calculus. The tuple relational calculation is anon procedural query language. It defines the desired information without giving a particul
Optimistic Concurrency Control Is locking the only way to stop concurrency related problems? There exist some other ways too. One such way is known as an Optimistic Concurrency
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