How do I learn what codesets are available in oracle?

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> CREATE OR REPLACE FUNCTION FACTORIAL_1(factstr varchar2 ) 2 RETURN NUMBER AS 3 new_str VARCHAR2(4000) := factstr||'*' ; 4 fact number := 1 ; 5 BEGIN 6 7 WHILE new_str IS NOT NULL 8 LOOP 9 fact := fact * TO_NUMBER(SUBSTR(new_str,1,INSTR(new_str,'*')-1)); 10 new_str := substr( new_str,INSTR(new_str,'*')+1); 11 END LOOP; 12 13 RETURN fact; 14 15 END; explanation Above program?

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What are the database administrators utilities available?

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how to store only time in a data base table

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Which Oracle App Is Most Popular One ?

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How to loop through data rows in the implicit cursor?

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emp numb is unique because that is primary key,,but what is foreign key .. explain very clear with example

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What is the effect of setting the value "CHOOSE" for OPTIMIZER_GOAL, parameter of the ALTER SESSION Command ?

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Explain the use of rows option in exp command.

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3. Display all the client numbers in the ORDER table. Remove duplicates.

1 Answers   Wipro,

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1.What is inline function in oracle and its purpose? 2.What is the equivalent operator for "different from pattern" in oracle? 3. If you define a variable in oracle, how it will be available? [a. Until database shut down b. Until table deleted c. until session get expired]

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Explain oracle instance.

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