遍历值列表并插入

Question

I have a select that returns employee IDs of type int. I'd like to use these empId values as part of an insert. Basically, I need to loop through all IDs, inserting them. But how is that does done?

I know a cursor can be used for this scenario but isn't there a way to do it without the cursor?

Answer 1

INSERT INTO 
  table2 
( 
 employeeID 
)
SELECT
  employeeID
FROM
  table1

Answer 2

You can do:

INSERT INTO SomeTable
(Column1, Column2, Column3)
SELECT ColumnA, ColumnB, ColumnC
FROM OtherTable
WHERE ...