Basic plsql questions

Describe the block structure of Pl/SQL.

Ans: Declaration, begin, exception, end.

What is an anonymous block?

Ans: unnamed Pl/SQL block.

What is Pl/SQL collection?

Pl/SQL table, varray, Pl/SQL array, etc.

How can you tell if an UPDATE updated no rows?


How can you tell if a SELECT returned no rows.

Ans: NO_DATA_FOUND exception.

How do you run Native Dynamic SQL? 

Ans: Execute immediate.

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