Database interview/Practical questions? [duplicate]

This question already 开发者_高级运维has answers here: Closed 11 years ago.

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Questions every good Database/SQL developer should be able to answer

Looking for some good questions to be asked for in Database interview / practical lab exam. The topics I need to study include pl/sql(cursor, procudeures, trigger), sql queries.

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I've used this blog post many times in the past, the good thing is not only do they provide the questions, but also the answers!

http://sql-plsql.blogspot.com/2009/04/sql-interview-questions.html

Good luck!

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www.plsqlchallenge.com

Whole host of questions and answers, ranked from beginner to advanced.