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Chapter 5 PL/Vision Package Specifications |
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The PLVlst (PL/Vision LiST manager) package provides a generic list manager for PL/SQL built on PL/SQL tables. See the companion disk for details.
list_undefined EXCEPTION;
Raised when you attempt to perform a PLVlst operation on an undefined list.
list_full EXCEPTION;
Raised when you attempt to add another item to a list which is already full (currently limited to maximum of 10,000 items in a list).
out_of_bounds EXCEPTION;
Exception raised when you try to reference an item in the list that is not defined.
PROCEDURE appenditem (list_in IN VARCHAR2, item_in IN VARCHAR2);
Adds an item to the end of the specified list.
PROCEDURE insertitem
(list_in IN VARCHAR2, position_in IN NUMBER,
item_in IN VARCHAR2);
Inserts an item at the specified position in the list.
PROCEDURE prependitem (list_in IN VARCHAR2, item_in IN VARCHAR2);
Inserts an item at the first position of the list.
PROCEDURE replaceitem
(list_in IN VARCHAR2, position_in IN NUMBER,
item_in IN VARCHAR2);
Replaces the n th item in the list with the new item.
PROCEDURE deleteitem (list_in IN VARCHAR2, item_in IN VARCHAR2);
Deletes the first occurrence of the specified item from the list.
PROCEDURE deleteitem (list_in IN VARCHAR2, position_in IN NUMBER);
Deletes the item at the specified location in the list.
FUNCTION getitem (list_in IN VARCHAR2, position_in IN NUMBER);
Returns the n th item from the list.
FUNCTION getposition (list_in IN VARCHAR2, item_in IN VARCHAR2)
RETURN NUMBER;
Returns the position of the specified item in the list.
FUNCTION nitems (list_in IN VARCHAR2) RETURN INTEGER;
Returns the number of items currently in the list.
PROCEDURE display (list_in IN VARCHAR2);
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| 5.17 PLVlog: Logging Facility |
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5.19 PLVmsg: Message Handling |
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