What are different types of sql commands?

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differentiate between float and double. : Sql dba

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How delete all data from table in sql?

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How do you declare a user-defined exception?

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What is a REF CURSOR? Compare strong and week ref cursor types.

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What is basic structure of pl sql?

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How do I run a sql script?

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Dear All, Question for this Week Find out possible error(s) (either at compile time or at runtime) in the following PL/SQL block. State the reason(s) and correct the errors. Declare Cursor C1 is select ename, sal, comm from emp; Begin For i in C1 Loop If i.comm between 299 and 999 then Dbms_output.put_line(i.Ename || ‘ ** Good Commission’); Elsif i.comm > 999 then Dbms_output.put_line(i.Empno || ‘ ** Very Good Commission’); close C1; Else Dbms_output.put_line(i.Ename || ‘ ** ’ ||nvl(i.comm,‘O’)); End if; End Loop; End;

7 Answers   Accenture,

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in a package one procedure is wrong package shows valid or not

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how can we take a backup of a mysql table and how can we restore it. ? : Sql dba

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What is db journal file?

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Can a trigger call a stored procedure?

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