closing a cursorthe close statements disable the
Closing a Cursor
The CLOSE statements disable the cursor, and the result set becomes undefined. An illustration of the CLOSE statement as shown:
CLOSE c1;
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declaring a cursorthe forward references are not allowed in the plsql therefore you must declare a cursor before referencing it in other statements
opening a cursoropening the cursor executes the query amp identifies the result set that consists of all rows that meet the query search criteria for
passing cursor parametersyou use the open statement to pass the parameters to a cursor unless you want to accept the default values each proper
fetching with a cursorthe fetch statements retrieve the rows in the result set one at a time after each and every fetch the cursor advance to the
closing a cursorthe close statements disable the cursor and the result set becomes undefined an illustration of the close statement as shownclose
using subqueriesa subquery is a query typically enclosed by parentheses that appears within another sql data manipulation statement if evaluated the
implicit cursorsthe oracle implicitly opens a cursor to process each sql statement not related with an explicitly declared cursor the plsql lets you
packaging cursors you can split a cursor specification from its body for placement in a package in that way you can change the cursor body without
what are cursor variables the cursor variables are like c or pascal pointers that hold the memory location address of some item rather of the item
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