What is a unique constraint?
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what is the difference between the query and corelated query
8 Answers HSBC, IBM, TCS, Xenosoft,
Why we use cross join?
What is row_number () in sql?
What is a sql driver?
Explain what is sql*plus?
I need to write a simple query,which one is better select statement or stored procedure?and why?
Is it possible to sort a column using a column alias?
what are the nonstandard string types? : Sql dba
what is inline command?
What are the various restrictions imposed on view in terms of dml?
what is a join? : Sql dba
What can be a size of a pl/sql block? Is there any limit?