Answer Posted / dhivya

select * from v$session;

from this we can get the user's id.

What are the 18 schemas?

1121

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What is the database development process?

1222

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Who are end users in dbms?

990

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How can you fix a poorly performing query?

1186

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1. Using the XML Document below, with the URI “recipe.xml” define the following queries in XQuery: a.) Give the names of all breakfast in the menu. b.) Select breakfasts that have price lower than $7.00? Belgian Waffles $5.95 two of our famous Belgian Waffles with plenty of real maple syrup 650 Strawberry Belgian Waffles $7.95 light Belgian waffles covered with strawberries and whipped cream 900 Berry-Berry Belgian Waffles $8.95 light Belgian waffles covered with an assortment of fresh berries and whipped cream 900 French Toast $4.50 thick slices made from our homemade sourdough bread 600 Homestyle Breakfast $6.95 two eggs, bacon or sausage, toast, and our ever-popular hash browns 950

2144

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What is data modeling with example?

1000

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How long can an error message be in raiseerror function?

1003

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You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

965

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Explain about post-relational databases?

1025

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Write the fastest query to find out how many rows exist in a table?

1119

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Explain about network model?

1007

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On friday, you issued several insert statements using query analyzer. You then verified the data had been correctly entered with a select statement on monday, your users report that the data is not there what happened?

1002

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Explain what a database is?

1049

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Hi my program is accesing data from two db2 databases.what is the bind card for this program to genarate plan? how to specify the two owners and two qualifiers in bind card

2168

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Write short notes on manual refreshes.

2735

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