What is int identity in sql?

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write a query to delete similar records in particular fields(columns) in different tables

6 Answers   TCS,

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what is explain plan?, given an example...

3 Answers   Polaris,

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what is a trigger? : Sql dba

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what is the difference between a local and a global temporary table? : Sql dba

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What is left join in postgresql?

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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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what is the difference between mysql_fetch_array and mysql_fetch_object? : Sql dba

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What is pl sql script?

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Is record in pl sql?

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What is integrity in sql?

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Which are the different types of indexes in sql?

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