What is cursor in pl sql with examples?
What steps server process has to take to execute an update statement?
can we delete the trigger in a view? if yes why if not why?
how many tupples can insert in 1 second in sql
How do I remove duplicates in two columns?
What are the cursor attributes used in PL/SQL ?
In a table only one column how to update rows
What is difference between select statement and cursor
what is the difference between inner and outer join? Explain with example. : Sql dba
explain the delete statements in sql
What is blind sql injection?
What is normalization in a database?
If I have a table T with 4 rows & 2 columns A & B. A has values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL query which can Swap the values of A & B for all records. (Do not use a sub-query)