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How to write a single statement that concatenates the words ?hello? And ?world? And assign it in a variable named greeting?
What is the main reason behind using an index?
Explain the commit statement.
Explain the rollback statement?
What is exception? What are the types of exceptions?
How to execute a stored procedure?
What is mutating table error?
Explain ddl statements in pl/sql?
How to return multiple rows from the stored procedure?
What is the life of an sql statement?
Is there a pl/sql pragma similar to deterministic, but for the scope of one single sql select?
What steps server process has to take to execute an update statement?
Can %notfound return null after a fetch?
Why cannot I use bind variables in ddl/scl statements in dynamic sql?
Determine if oracle date is on a weekend?
