开发者_开发技巧I have a mat file with a structure that looks like this: How do I normalize the data and save it as a .dat file (ascii) I assume that you want to normalize each column.
I have a quick question.I have a database with three tables Shops, Tire_Brands, and Accepted_Tires and for accepted_tires it will just have \"id, tire_id, shop_id\".
I\'m processing a /etc/group file from a system. I load it with CSV input step with the delimiter :. It has four fields: group,pwfield,gid,members. The members field is a comma separated list with acc
I have a database table where each row (movie) has a couple of numeric tags (movie categories). Currently I put all these tags in the same column as a string, and search for them using %LIKE%, which r
I have a table in my database called Resource. This has common information about a resource (a resource could be an article, a static web link, a YouTube video, or any number of other types).
i have 2 tables. The city tables is not normalized because the country information is in plain text. I have added the id_country to the \'city\' table (that column is empty).
Colleges have different ways of organizing their departments.Some schools go School -> Term -> Department.Others have steps in between, with the longest being School -> Sub_Campus -> Progr
I know how to normalize a relational database.There are methodologies for getting to a fif开发者_运维知识库th normal form.I understand the reasons why you may want to back off to fourth normal or othe
I have a question about 3NF normal form: Normalize, with respect to 3NF, the relational scheme E(A, B, C, D, E, F)
OK, I know the technical answer is NEVER. BUT, there are times when it seems to make things SO much easier with less code and seemingly few downsides, so please here me out.
加载中,请稍侯......