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...
How to delete same emp id in sql query for exmaple in emp table emp id, empname, emp address. for example emp id =5, repeated in two times in rows same id how to delete same empid please any one of the write query send in my id
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i have a table t1 a math 20 b phy 30 cchemisty 10 a math 40 b phy 23 c che 21 a math15 bphy 33 c che 56 write a quire to find out the max markr of each subject
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how to Update table Sales_summary with max(sales) data from table sales_dataTable 1. sales_data table Table 2. Sales_summary Region sales Region sales N 500 N 0 N 800 W 0 N 600 W 899 W 458 W 900 I want the Sales_summary After Update like this Region Sales N 800 W 900