WebAug 30, 2024 · Create a procedure that deletes employee records from the Employee table. Get the department name as an input parameter. Delete the employee records who belongs to that department. Display the count of employee records that were deleted. WebJul 3, 2011 · When deleting a lot of rows, this is an efficient trick: CREATE TABLE new LIKE real; -- empty table with same schema INSERT INTO new SELECT * FROM real …
Delete duplicate rows using Analytical functions - Stack Overflow
WebSep 22, 2024 · Create a procedure that deletes rows from the employee table. it should accept 1 parameter, department name; only delete the employee records belonging to that department. display how many employees were deleted else raise "DeptNotFoundException" and print the message "No Records Found.". WebJan 28, 2024 · Step 1: So to understand the above query we will start with simple select statement. for Example, Select * from Employee; Simultaneously you can see example of select statement here Output: Here our intention is to fetch the record where salary is 2nd highest. Step 2 : We will fetch the distinct Salary of employee and give the alias to it. small bad credit payday loans
Basic SELECT statement: Select first 10 records from a table
http://www.wideskills.com/sql/sql-delete-records-tables Webselect dept.dname, emp.empno, emp.ename, emp.sal from emp inner join dept on emp.deptno = dept.deptno inner join ( select emp.deptno, max (emp.sal) sal from emp group by emp.deptno ) ss on emp.deptno = ss.deptno and emp.sal = ss.sal order by emp.sal desc Here is a working fiddle: http://sqlfiddle.com/#!4/7147b/6 WebMar 18, 2013 · 1. follow these steps to delete duplicate records without using rowid,rownum 1. create table to store distinct values of original table. create table newtable as select distinct * from tablename; delete the records from original table. truncate table tablename; insert a temporary table values into original table. small bag crossword clue dan word