How is data stored on a disk?


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More SQL PLSQL Interview Questions

How many types of primary keys are there?

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What is a pdo connection?

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Is and as keyword in pl sql?

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How do you delete a table?

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What are different sql data types?

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How do you sort in sql?

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need to split a string into separate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.

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discuss about myisam index statistics collection. : Sql dba

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Do we need to create index on primary key?

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What is the use of function in sql?

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what is a constraint? Tell me about its various levels. : Sql dba

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what are all the different types of indexes? : Sql dba

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