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Accessing information about permissions to all users-Object level permissions: With the use of data dictionary you can see the permissions to user. Let us get the table name from oracle. In oracle the name of the table having these permissions is user_tab_privs.
DESCRIBE USER_TAB_PRIVS ;
SELECT * FROM USER_TAB_PRIVS;
Objectives differentiate DDBMS and conventional DBMS; Describe Network topology for DDBMS; Describe the concepts of horizontal and vertical fragmentation; Descr
Multi-list file Organisation Multi-list file organisation is a multi-index linked file organisation. A linked file organisation is a logical organisation where physical orderin
Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
why are older data base model are being replaced by new data model
Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.
Nested Queries Let us see some more complex queries in this section. Sub-queries: Some of the basic concerns of sub-queries are: A sub-query is a SELECT statemen
What are the situations while DBMS should not be used? DBMS should not be used in situations like: (i) No need of security. (ii) Not difficulty to access the data (iii) N
What is primary Key Explain? Primary Key - Primary key is one of the candidate keys. It should be selected such in which its attribute values are never, or very rarely, chang
What are the three types of data sources used with ODBC? An ODBC file data source is a file that can be shared between database users. An ODBC system data source is one that is
I need help in doing my dbms project
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