Can a primary key be a foreign key?

0 Answers  

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What is foreign key in sql with example?

0 Answers  

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what is the difference between the query and corelated query

8 Answers   HSBC, IBM, TCS, Xenosoft,

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what does myisamchk do? : Sql dba

0 Answers  

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State the difference between implict and explict cursor's?

7 Answers   CTS,

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i have a table like this. cityno cityname mails 1 BANGALORE 8KM 2 HSR LAYOUT 20KM 3 MEJISTIC 30KM 4 JAYADEVA 55KM 5 ITPL 80KM 6 HEBBAL 115KM I HAVE DATA LIKE THIS I WANT O/P LIKE THIS DISTANCE NO.OFCITY 0-50KM 3 51-100KM 2 101-150KM 4 AND SO ON pls give me answer. i want urgent

6 Answers  

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What are Anti joins

1 Answers   IBM,

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What are database links used for?

0 Answers  

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How can I delete duplicate rows?

0 Answers  

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what is sub-query? : Transact sql

0 Answers  

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What is lexical units in pl sql?

0 Answers  

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What is procedure and function?

0 Answers  

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