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Declaring Subprograms
You can declare subprograms in any PL/SQL subprogram, block, or package. But, you should declare subprograms at the end of the declarative part after all the other program items. For illustration, the procedure declaration below is misplaced:
DECLARE
PROCEDURE award_bonus (...) IS -- misplaced; must come last
BEGIN
...
END;
rating NUMBER;
CURSOR c1 IS SELECT * FROM emp;
Example of EXCEPT Operator - SQL Example, like its counterpart in the theory book, illustrates the convenience of allowing any table expression to be the source for an INSERT
Left and Right Joins LEFT OUTER JOIN can be used when you want to retrieve the data from the main table (table1) even if there is no match in other tables (table_2, table_3...
Hi,am developing a library system and relating all the table is somehow complex,could you kindly assist me
i NEED TO CREATE 3 guiS IN pl/sql sERVER PAGE FORM
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