Why we use cross join?
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What is sql*loader?
i have one table with accounts and amounts as colums.accounts with columns c and d. and amounts with values 1000,2000,3000 for c and 4000,5000,8000 for d.i need to find the sum of these accounts c and d individually and find the differences between their sum using one select statement.
Define the select into statement.
How can you know that statistics should be updated?
How to run sql functions in pl/sql?
Are left and right joins the same?
Why you are not able to create a table using select command,if it is having a LONG column? for eg:create table test as select * from test1 here test1 containg a column having LONG datatype...
what is variable in package specification
Explain unique key in sql.
Wat is SGA ?
What does dml mean?
How do I find duplicates in sql?
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