How a database is related to tablespaces?
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primary key is foreign key for the same table?
Explain index?
If a table column has is UNIQUE and has NOT NULL, is it equivalent to a PRIMARY KEY column?
How to connect to a local oracle 10g xe server?
what is the exact diiference between DBMS and RDBMS
SELECT * FROM (SELECT TITLE FROM MOVIE ORDER BY RANK DESC) WHERE ROWNUM > 4; when i run the above query .it produces output as NO ROWS SELECTED.why ?plz any one help me
How do I uninstall oracle 11g?
How to get a list of all user accounts in the database?
1. How actually index will work ? 2. Why do people prefer mostly bitmap index and btree index in datawarehouse ? 3. If I use the column in aggrigate functions like max,min,count and avg and if I have a index created on that column, will it increases the performance ?
Explain the concept of the DUAL table.
Why do I get unexpected characters from 8-bit character sets in weblogic jdriver for oracle?
16. Display the order number, order line number and the shipping date. If the shipping date is null, display the string <not shipped yet>.