Answer / hannan oca

by using order by asc or order by des;

we can sort the data.

Answer / satish asnani

For EMP table
order by deptno asc OR order by deptno desc

Normally records with NULL values are listed at last. We can
change this by using "NULLS FIRST" or "NULLS LAST" along
with order by clause.

Ex: order by deptno nulls first

Answer / slokh

SELECT * FROM table_name
ORDER BY column_name ASC;

four procedures is are there should i write their in a package

2 Answers  

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how to analyze tables with 'mysqlcheck'? : Sql dba

0 Answers  

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What is sql deadlock?

0 Answers  

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Which kind of parameters cannot have a default value in pl sql?

0 Answers  

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How does sql developer connect to oracle database?

0 Answers  

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What is difference between table and view?

0 Answers  

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What is the difference between instead of trigger and after trigger?

0 Answers  

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What is the example of procedure?

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Table1: Col1 col2 1 2 10 3 4 89 5 6 Table:2 Col1 col2 3 2 9 5 4 7 6 87 With the help of table1 and table2 write a query to simulate the fallowing results. Output1: Col1 col2 1 2 2 3 3 4 4 5 5 6 Output2: Col1 col2 2 3 10 4 5 89 6 7 1.Write query for single row to multiple row using sql statements. Eg:a,b,c,d,e,f Change to A B C D E F 2. Write query for multiple row to single row using sql statements. Eg2 A B C D E F Change to Eg:a,b,c,d,e,f Table1: Col1 col2 8 5 2 9 4 2 5 1.Write a query to select all the rows from a table1,if the value of A is null then corresponding B’s value should be printed in A’s value.if the value of A is null in that table then corresponding B’s value should be printed as 30. 2. write a query to find the sum of A and B .display the max among both. 3.write a query to find total number of rows from table 1. Note: if any column value is null in a row then that row should be considered as 2 rows. 4.write a query to display all the records of table1 except A containg 2 as well B containg 5. 5.rewrite the fallowing without using join and group by. Select b.title,max(bc.returneddate –bc.checkoutdate)” mostdaysout” From bookshelf_checkout bc, Book shelf B Where bc.title(+)=b.title Group by b.title. 6.rewrite fallowing query Select id_category from category_master X where exists (select 1 from sub_category Y where X.id_category=Y.id_category) Customer: Name phone1 phone2 phone3 bitwise A 23456 67890 12345 --- B 67459 89760 37689 --- Don’t_call Col1 67890 37689 1.q) update the customer table of bitwise with 1 or 0. Exists in don’t_call table menas show -1 Other wise -0. Output. Name bitwise A 010 B 010

0 Answers   Protech,

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What are the most important ddl statements in sql?

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Why do we need unique key in a table?

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what is the need of the cursor attribute notfound..(because using found attribute we can complete the task......found + negation operator = not found )

2 Answers   Tech Mahindra,

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