What are group functions in oracle?
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What are the ansi data types supported in oracle?
How to Remove the 3rd highest salary person record from table?
The table has 3 columns 4 rows. The output is which column has least null values( A COL SHOULD BE THE OUTPUT) Write the query plz. A B C ================ 1 NULL 2 NULL 3 4 NULL 5 6 7 NULL NULL O/P C = 2 4 6
How to assign values to data fields in record variables?
How to execute the package in oracle?
why should i declare foreign key constraint as self relation instead of binary relation in tables ?
How do I use os authentication with weblogic jdriver for oracle and connection pools?
ABOUT IDENTITY?
Explain the relationship among Database, Tablespace and Data file?
Select all the employees who were hired in last 2 years and who works in dept where max managers are working.
what is the difference between first normal form & second normal form?
Explain a segment?