Answer Posted / guest

Unique Key means a single column

How to display employee records who gets more salary than the average salary in the department?

1067

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How to delete an existing row from a table in oracle?

1072

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How do I find the database name in oracle?

1039

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How to use "if" statements on multiple conditions?

1174

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Explain the types of exception?

1146

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Is it possible to insert comments into sql statements return in the data model editor ?

2567

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22. Display the order number, number of lines in the order, total number of items and total value for all orders that have a total value greater than $100

2022

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What is a nvl function? How can it be used?

1034

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What is max rowid in oracle?

1025

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How to pass a parameter to a cursor in oracle?

1186

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What is the usage of synonyms?

1143

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Does oracle charge for java?

1058

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How to convert characters to numbers in oracle?

1065

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How i can handle exception in large code like 1000 line without distrubing the code or without exception handler sction?

3203

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What is an external table?

1024

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