what is the difference between simple view and complex view?

13 Answers  

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Explain oracle 12c new features for developers?

0 Answers  

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State the various uses of dbcc command?

0 Answers  

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How to select some rows from a table in oracle?

0 Answers  

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Design database draw er diagram for a certain scenario ?

0 Answers   Keane India Ltd, TATA,

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Explain how you would restore a database using RMAN to Point in Time?

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The table has 3 columns 4 rows. The output is which column has least null values( A COL SHOULD BE THE OUTPUT) Write the query plz. A B C ---------- 1 NULL 7 2 4 NULL NULL 5 NULL 3 NULL NULL

1 Answers   TCS,

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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 is literal?

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What are the advantages of oracle?

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what is the difference between substr and instr function in oracle?

0 Answers  

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I have a table called 'test' on source and target with same name, structure and data type but in a different column order. How can you setup replication for this table?

0 Answers   Oracle,

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