what is the difference between primary key and unique key? : Sql dba

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What is interval partition?

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How will you distinguish a global variable with a local variable in pl/sql?

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What is sql and how does it work?

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What is data type in sql?

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what are the forced views

6 Answers   Hexaware, TCS,

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Can we interchange parameters in procedure while calling

1 Answers   TCS,

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What is pls_integer in pl sql?

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what is the purpose of update command in oracle?

7 Answers   MBT,

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Why do we use partitions in sql?

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Table A Table B 1 1 2 1 3 1. Union & union all --> A Union B , A Union all B 2. Minus , Intersect --> A minus B , B Minus A , A Intersect B 3. Joins A join B , A Left Join B A Right Join B , A full Join B 4. %Type - Uses & Benifit 5. Truncate & Delete 6. Pragma Autonomus Transaction 7. how to Perform DDL from function or procedure 8. Can we have DML inside Function 9. Rank & Dense Rank diffrence 10. Water Mark in Oracle 11. Index , Can we have index in all column of table if no then why ?

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which operator is used in query for pattern matching? : Sql dba

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