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Status of Procedure
If a procedure is referring a table and if the structure of the table is changed, lets say data type of the any column is changed, then is it possible that the status of the procedure remains valid? Explain
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Explicit cursor and Select into statement
what is the difference between an explicit cursor and select into statement?
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What is the output of the following pl/sql block ?declare v_empno emp.empno%type;begin select empno into v_empno from emp where empno = 10;exception when others then dbms_output.put_line ( 'no data found'); when no_data_found then dbms_output.put_line ( 'ther is no data found ');end;
when others then *ERROR at line 6:ORA-06550: line 6, column 2:PLS-00370: OTHERS handler must be last among the exception handlers of a blockORA-06550: line 0, column 0:PL/SQL: Compilation unit analysis terminated
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What is PL/SQL table ?
Objects of type TABLE are called "PL/SQL tables", which are modeled as (but not the same as) database tables, PL/SQL tables use a primary PL/SQL tables can have one column and a primary key. Cursors