what is the difference between char and varchar data types? : Sql dba


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write a procedure to print a statement or number not using "dbms_output.put_line" package.write a procedure instead of it using procdure name as "print" ex:- declare a number:=2; begin print(a); end; /* when U type above procedure 2 have to should be printed*/

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Can there be more than one function with a similar name in a pl/sql block?

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What is keys and its types?

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what is the difference between pragma exception_init and raise_application_error

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what is foreign key? : Sql dba

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Does mysql support pl sql?

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