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What are cursors? Explain different types of cursors?

Question Posted / banoj swain

Answer Posted / banoj swain

cursor is nothing but a pointer pointing to the context area assigned by oracle for processing of sql statement.pl/sql programs control context area by using cursor.
types:1)static 2)dynamic or ref cursor
again static is of two types
1)explicit 2)implicit
dynamic of two types:
1)strong 2)weak

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