How many clustered indexes can be created on a table?
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How many types of tables are there?
How do you break a loop in pl sql?
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What does the acronym acid stand for in database management?
what is the difference between nested subquery and correlated subquery?
type type_name is table of varchar2(30) index by binary_integer for the above type you have to create a identifier... like identifier_name type_name; for the above type you can use the below methods..like first , last , prior, next , delege..etc...like this.. if you create a cursor...like cursor cursor_name is select * from scott.emp; is there any methods like above to use prior, fist , last , next , trim ,etc...
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