How to retrieve Duplicate Rows only in a Table? Suppose if a Table Name is "Education". It consists of multiple columns. Then if we insert rows into this table with duplicate records then how can we retrieve only duplicate records from that table?

29 Answers   Alps, Aricent, Bank Of America, Wipro,

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How to handle bulk data?

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How to create an array in pl/sql?

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What is the primary use of normalization?

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Why do we use sql constraints? Which constraints we can use while creating database in sql?

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How to fetch the rows by dynamicaly passing table name through cursor?

3 Answers  

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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

6 Answers   DELL, HCL, Oracle,

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what is blob? : Sql dba

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What is the mutating table and constraining table?

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How can you get sql*loader to commit only at the end of the load file? : aql loader

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What is the difference between sql and t sql?

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What does the base_object_type column shows in the user.triggers data dictionary view?

0 Answers  

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