How to test null values?
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What's dateware house and what's clustor with practicle example
Assuming today is Monday, how would you use the DBMS_JOB package to schedule the execution of a given procedure owned by SCOTT to start Wednesday at 9AM and to run subsequently every other day at 2AM.
how do get database name at sql prompt?
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
What is meant by recursive hints ?
How can one skip any number of rows while loading the DB tables with SQL Loader? Similarly how can one skip any column?
What is background process in Oracle?
How to select oracle sequence from different schema and How to select oracle sequence from different Databases. Explain with example
What are advantages of dateset in datastage?
what are bitmap indexes? How does they work?
What are Schema Objects ?
can a view be updated?