[Phpmyadmin-devel] Need suggestions: starting automated Normalization to 1NF
kumarismita62 at gmail.com
Mon Jun 23 21:17:55 CEST 2014
On Mon, Jun 23, 2014 at 10:32 PM, Marc Delisle <marc at infomarc.info> wrote:
> Smita a écrit :
> > On Mon, Jun 23, 2014 at 5:50 PM, Marc Delisle <marc at infomarc.info>
> >> Smita a écrit :
> >>> Hi
> >>> I have started working on automated normalization. I have written the
> >>> detailed work flow for normalizing the relation to 1NF in my blog, I
> >>> need your feedback/suggestions on the same. Just needed to know if the
> >>> approach looks good.
> >>> Also for user interface, I'm thinking to keep options on db_operations
> >> and
> >>> tbl_operations page will be appropriate. The options will have
> >>> 1. Normalize to 1NF,
> >>> 2. Normalize to 2NF (1NF + 2NF),
> >>> 3. Normalize to 3NF (1NF+2NF+3NF).
> >>> On select of an option, user shall be presented a dialogue which will
> >>> assist in normalizing the relation. Is it fine ? or should we keep
> >>> options somewhere else ?
> >>> 
> >> http://smita786.blogspot.in/2014/06/gsoc14-coding-week-5-automated.html
> >>> Thanks and Regards
> >>> - Smita
> >> Hi Smita,
> >> here are my reactions, thrown at random :)
> >> About the vocabulary itself, I am wondering about using terms like 1NF,
> >> etc. In my book "Creating MySQL databases" I was very careful to avoid
> >> these terms. Some phpMyAdmin users have an IT background, but some do
> > Maybe we could use messages like "First step of normalization (1NF)".
> > Yes, sounds better.
> > Also, if going to 1NF involves 3 steps, maybe mention step 1.1, 1.2, 1.3
> >> in the dialogs.
> >> Yeah, sure.
> >> Maybe we could find another term for "normalization", like "improve
> >> database structure" or whatever, but adding "(normalization)" as a hint
> >> for IT people.
> >> yes.
> >> The workflow looks fine, but will you take into consideration the
> >> central list of columns?
> > I don't know where and how we can use central list of columns for
> > normalization. any idea ? While adding a new column during normalization,
> > it can be used as normally it is used. can we use them for any other
> > purpose during normalization ?
> For example, in step 1.1 (making all attributes atomic), there is the
> address column. When asking user whether this column can be split, you
> could offer a panel to see the central list of columns; there, he could
> see that there is a column definition for city (which might have
> originated from a different table) and this give the user an idea about
> splitting the city part of the address.
> yeah. this is one way we can use it. We may come up some other ways as
well at later stage then we can add. :-)
> Marc Delisle (phpMyAdmin)
> HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
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