Two tables emp(empid,name,deptid,sal) and dept(deptid,deptname) are there.write a query which displays empname,corresponding deptname also display those employee names who donot belong to any dept.
1385Write an algorithm to traverse a knight covering all the squares on a chessboard starting at a particular point.
579Write an sql query to sort a table according to the amounts in a row and find the second largest amount.
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