How to export data to a csv file?
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How to assign a tablespace to a users in oracle?
In my table i have 4 columns with 100 records but in that 4 columns one column contains all NULL values so can i add NOT NULL CONSTRAINT on that column......... ok if it is not possible, can i add NOT NULL CONSTRAINT from 101 Record Onwards?
What is the sql query to concatenate column values from multiple rows in oracle?
Explain joins in oracle?
why dont we assign not null constraint as table level constraint.
what is the bitmap index?
How to make a Data Backup in oracle ? What is the procedure for creating the dump files in oracle ( any version ) ?
what is the scenario where you take the database to NoArchivelog mode?
what is the difference between no rows returned and null returned?
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 the best way to do multi-row insert in oracle?
what is index?