Which data type doesn't allow null data type?

6 Answers   TCS,

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wirte a query to filter improper date format follwing table? date 20-apr 22-may-2010 26-jun-2010 feb-2009 i want the output date 22-may-2010 26-jun-2010

6 Answers   Accenture,

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If a cursor is open, how can we find in a pl/sql block?

0 Answers  

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What are aggregate functions in sql?

0 Answers  

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what is oltp (online transaction processing)? : Sql dba

0 Answers  

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Can we use ddl commands in pl sql?

0 Answers  

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What is the relation b/w view and trigger

3 Answers   Accenture, TCS,

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How to test for null values?

0 Answers  

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What are all the difference between Like and Contains ?

2 Answers   LG Soft,

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What is sql and how does it work?

0 Answers  

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What is crud stand for?

0 Answers  

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If I have a table T with 4 rows & 2 columns A & B. A has values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL query which can Swap the values of A & B for all records. (Do not use a sub-query)

5 Answers  

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