What is the use of non clustered index?

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Show code of a cursor for loop.

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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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explain what is mysql? : Sql dba

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Question: Below is the table city gender name delhi male a delhi female b mumbai male c mumbai female d delhi male e I want the o/p as follows: male female delhi 2 1 mumbai 1 1 Please help me in writing the query that can yield the o/p mentioned above?

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Explain the the delete statements in sql?

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How many sql statements are used? Define them.

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How to avoid using cursors?

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How many clustered indexes can you have?

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Which is the best place to learn hadoop?

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Enlist the advantages of sql.

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What is mdb stand for?

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