The select into statement is most often used to create backup copies of tables or for archiving records?
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wt is the diff b/w greast and max ,least and min? wt is the diff b/w case and decod?
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What is auto increment feature in sql?
List and explain the different types of join clauses supported in ansi-standard sql?
What is an Integrity Constraint?
Why we use join in sql?
what is ref cursor in pl/sql?
How we can create a table in pl/sql block. Insert records into it? Is it possible by some procedure or function? Please give example?
I need a exceptoin in pl/sql block so that if any errors occur in the block then no exception should errors should raise?
When is the explicit cursor used ?
what is the forward decleration in packages?
What is sql deadlock?
Can we want to pass a parameter payroll_id to this external pl/sql function, how do we do it?