These heavy equipment operator training schools are designed to give someone who knows little or nothing about the trade the opportunity to earn while they learn. The average length of an operating engineer apprenticeship is three to four years.
Conceptually, a merge branches operation has four steps: 1  Developer selects changes in the origin. 2  Source control tool applies some changes automatically to the target. 3  Developer reviews the results and resolves any conflicts.  Commit.
What you're looking for is a UNION statement. Basically, you take the two queries and tell SQL that they can be joined together. the simplest (if all the fields are the same data type) would be something like: Edit: your error is in where you put the ORDER BY statement. There's no point to order inside the UNION in most cases anyways.