HOW TO ADD PRIMARY KEY TO TABLE BY PL/SQL PROGRAM

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Is there any restriction on the use of union in embedded sql?

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What is difference between % ROWTYPE and TYPE RECORD ?

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What is sql query optimization?

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What is the difference between left join and left outer join?

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If you have to declare procedure1,procedure2 in package specification and if you have to declare procedure1,procedure2 and procedure3 in package body? is it compilation or not and execute or not? what type of error is given please

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3. Select sum(a) sum_1,max(a) max_1 ,count(a) count_1 from ( ( select 1 a from dual union all Select to_number(‘2011’) a from dual union all select 1 a from dual) union select 2 b from dual);

1 Answers   Fintellix,

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what is the difference between $message and $$message? : Sql dba

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How can we overcome recursive triggers in SQL?

1 Answers   iFlex,

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is it possible to pass an object or table to a procedure as an argument?

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What is trigger in pl sql?

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Is sql database free?

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