Explain the blob datatype?
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How to convert the date format from dd/mm/yyyy to mm/dd/yyyy. (for eg). 22/05/2008 to 05/22/2008. when u use to_char(), it tells the month is invalid. how to resolve this problem.tel with eg.
What is a trigger oracle?
How many types of database triggers exist?
Explain coalesce function?
what is the difference between rollback & commit? can a foreign key has null value?
What are the components of logical database structure in oracle database?
How can I convert single byte kana characters into multi byte kana characters and vice-versa.
What are a cluster and non-cluster index?
Why should I use oracle database?
hello friends Im doing my final year engineering in B.Tech.. one of uncle said he can provide job in his company if im good in database management. but i have only basic knowledge about database, so like to join database management course in good intuition. so friends kindly help me to get good intuition because its my future.
What is meant by joins? List out the types of joins.
How to sort the query output in oracle?