Work holding devicespdf

A group of articles makes up a story. And, the user will be searching in the story table. And getting all the articles corresponding to that particular story.

This document discusses various work holding devices used on lathes: three jaw chucks and four jaw chucks for holding cylindrical stock, collet chucks for small parts, and magnetic chucks for thin pieces. Lathe centers provide support between centers, while lathe dogs provide a firm connection between spindle and workpiece. Mandrels hold hollow or drilled workpieces. Rests provide extra support for long workpieces. Face plates allow irregularly shaped pieces to be mounted on the lathe headstock.Read less

Types ofwork holding devices

Which would be a faster way to fetch results? Results=Getting all the articles for a particular story id. So in both the above methods, I will have to fetch the results from the article table.

If you just want the article ids then storing as comma separated will technically be faster but is generally really not a good way to store data in a database. If you need to retrieve the whole article then using a join will be both faster and a better way to store the information.

Insert a row in storytable: article_list and store the article.ids separated by ,. This way, for a particular story searched, I will have all the article ids straight away.