How can we find out the current date and time in oracle?
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i want to know about mr.b.kotravel......who has answered for second maxmium salary from employee table
How can return max date row A b c d e 1 2 1-mar-09 5 10 1 2 10-mar-09 5 10 Only using oracle predefined function. Not user defined. Output:-- A b c d e 1 2 10-mar-09 5 10
what is the syntax of DROP command?
What is index-organized table in Oracle?
what are the disadvantages of hierarchial database over RDBMS?
What are internal user account in oracle?
Give the advantages and disadvantages of clusters.
What is Index Cluster ?
What is RULE-based approach to optimization ?
How do you ensure database security?
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
Explain the characteristics of oracle dba?