What is exception? What are the types of exceptions?

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Why use subqueries instead of joins?

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What are the types of subqueries?

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write a query find which rows of a table is updated on 2 days before?

3 Answers   TCS,

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what is single byte over head in oracle..?

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How does sql developer connect to oracle database?

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i have a table t1 a math 20 b phy 30 cchemisty 10 a math 40 b phy 23 c che 21 a math15 bphy 33 c che 56 write a quire to find out the max markr of each subject

8 Answers  

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what are the authentication modes in sql server? How can it be changed? : Sql dba

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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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How are multiple column = value pairs delimited in the SET clause of an UPDATE statement? 1. With commas (SET price = 0, status = 'I') 2. With parentheses (SET (price = 0) (status = 'I')) 3. With double-pipes (SET price = 0 || status = 'I') 4. With square-brackets (SET [price = 0] [status = 'I'] 5. With single or multiple spaces (SET price = 0 status = 'I')

2 Answers  

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Can we use loop in sql?

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How do I view a view in sql?

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