What is difference between cartesian join and cross join?
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What is the string concatenation operator in oracle?
how to find out largest value in a table
1) What is dense ranking? 2) Difference between Substring and Instring? 3) Case and Decode? 4) Pseudo column? 5) View vs Materialized views? 6) SQl performance tuning?
How to call a trigger inside a stored procedure?Give an example.
Explain the relationship among Database, Tablespace and Data file?
What is meant by a deadlock situation?
What is a oracle database?
1:-How to write to update command in a procedure in oracle which update two different table at a time 2:-How to write the select command in a procedure in oracle which give multiple records
What is an Integrity Constrains ?
what is the difference between UNION AND UNIONALL
How would you design a database for an e-commerce website?
pls explain connect by prior with example and its real time use