Answer / vivek dubey

Mutating means that some one is trying to access the table
currently being held by some other non-committing
transaction(i.e. in Locked state)

Differentiate between % rowtype and type record.

0 Answers  

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What is oracle ? why we should go for oracle database instead of diffrent databases available in the industry.

5 Answers   Polaris,

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What is data modelling in sql?

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What is pl/sql table? Why it is used?

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What is a sql instance vs database?

0 Answers  

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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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which will default fire first  statement level trigger or row level trigger

2 Answers   Cap Gemini, Data Vision,

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how to convert numeric values to character strings? : Sql dba

0 Answers  

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How do you update sql?

0 Answers  

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what is data integrity

3 Answers   Fidelity, TCS,

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What is difference between sql and excel?

0 Answers  

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i have a table with fields(id,name,accnt_type)and in account type are FD,SAVING,RD. Write a query to get How many number of People are in each type of Account?

6 Answers   Fidelity, IBM,

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