What is a primary key example?

0 Answers  

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What is %type in pl sql?

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Is it possible to sort a column using a column alias?

0 Answers  

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SELECT flavor, SUM (ice_cream_sales) FROM sales_detail GROUP BY flavor ORDER BY 2 DESC If the "sales_detail" table contains ten records with different values in the flavor column (two "vanilla," three "chocolate," four "strawberry," and one NULL), how many rows are returned by the sample code above? 1. 0 rows 2. 1 row 3. 3 rows 4. 4 rows 5. 10 rows

8 Answers   Sonata,

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I have a Employee table with columns ename,eid,salary,deptno. How to retrieve sum of salary for each deptno?

8 Answers   L&T,

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What are stuff and replace function?

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What is the most restrictive isolation level? : Transact sql

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What is sqlservr exe?

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What is bitemporal narrowing?

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What is the difference between an inner join and an outer join?

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Explain the purpose of %type and %rowtype data types?

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What is keys and its types?

0 Answers  

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