why dont we assign not null constraint as table level constraint.

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How do you rate yourself in oracle and sql server ?

2 Answers   Keane India Ltd,

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What is the difference between sharding and replication?

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create or replace procedure show_tab_rec ( P_tab VARCHAR2 ) IS cmd varchar2(50); begin cmd := 'select * from '|| P_tab; for int in ( execute immediate cmd ) loop dbms_output.put_line ( int.ename||' '||int.deptno); end loop; end; when i m compling this procedure i m getting this error PLS-00103: Encountered the symbol "IMMEDIATE" when expecting one of the following: . ( ) , * @ % & | = - + < / > at in is mod remainder not range rem => .. <an exponent (**)> <> or != or ~= >= <= <> and or like LIKE2_ LIKE4_ LIKEC_ between || multiset member SUBMULTISET_ PLZ solve this error give this question answer asap Thanks advance.......

1 Answers   HCL,

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Is oracle a relational database?

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What are the limitations oracle database 10g xe?

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SELECT THE RECORDS FROM 3 TABLES LIKE(T1,T2,T3) AND HOW CAN WE INSERT THAT RECORD IN ANOTHER TABLE LIKE(T4)?

1 Answers   ESS,

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How to execute a stored procedure in oracle?

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what is normalisation?what are its uses?

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In SAP ECC 6.0 , under DB02 tcode , Tablespace name to be explain stepy step all the col

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What are group functions in oracle?

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What is a cursor in oracle?

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