On a business trip in Beijing last week, I attended the TUP technology salon hosted by CSDN and the CTO club. I was lucky to be invited to share some information about B2C e-commerce system data layer construction. During the activities at the TUP technology salon and the CTO club, I also listened to Fan Ke's history sharing from Yi yilai, director of project management and architecture, and Baidu basic architecture.
On a business trip in Beijing last
planning.
The energy of both personnel and developers is lost in one fell swoop. Then I will talk about B2C, which I personally prefer and pay more attention to B2C. B2C presents purchases to customers. Is to show the product to the customer. The three most important pages,
Home Page, product list page, product detail page, all other pages are for him to hel
The original subquery SELECTCOUNT (*) interval #039; 1 #039; andcreatetime amp; gt; 1413533130andarea_codein (,) andmember_idin (original...
Select count (*) AS tp_count FROM sdb_ B2C _orders WHERE pay_status = '1' and createtime> 1413533130 and area_code in) and member_id in (select member_id from sdb_invite_invite where in_member_id = 14273 or in_member_id = 13742 or in_member_id = 14299) LIMIT 1
The execution result is22
Use connection quer
:
Multiple objects are associated.
Scenario: The company employs employees, and the company needs to pay wages to employees.
Multidimensional Association between classes:
The inheritance relationship between classes and interfaces.
Scenario: Relationship between father and child, animals and people, plants and trees, system users and B2C members, and b2e members
Generalization diagram between classes:
Users of the system include
ArticleDirectory
I. Review in the previous chapter
Ii. Summary
Iii. Contents of this Chapter
Iv. Structure Diagram
5. behavior diagram
6. Summary in this chapter.
VII. Progress of the series.
8. next announcement.
Background
I. Review in the previous chapter
Previous Article: System Architect-Basic-to-enterprise application architecture-system modeling [Part 2] (Part 2) describes the deployment diagram and activity diagram. Here we also refer to the previous
experience and summary of the work process, the shortcomings are inevitable, please put forward your own
Comments and suggestions. Mistakes are inevitable. Please criticize them. Iii. Outline of this Chapter
1. Review in the previous chapter.
2. Summary.
3. Outline of this chapter.
4. Multiple Ways to separate concerns.
5. Related design methods.
6. Summary in this chapter.
7. Series progress.
8. next announcement. Iv. Multiple Ways to separate concerns
My understanding is that
Today, I encountered a problem where mpmovieplayercontroller could not be used for horizontal screen display. It seems that I have encountered this problem before, but I haven't forgotten it for a long time. At that time, I also did this under ios5.x if ios5.x does not consider ios6, http://blog.csdn.net/mideveloper/article/details/9031081 with this method
However, ios6 on the horizontal and vertical screen switching was adjusted, using two new methods, detailed view of this article http://blog.
This article is from my article translated on InfoQ Chinese site. The original Article address is www. infoq. comcnnews201401couchdb-creator-joins-salesforce recently, the founder of NoSQL database CouchDB announced that it will join Salesforce.com, engaged in a very cool project related to the vendor's cloud infrastructure. DamienKatz at Bo
This article is from my article on InfoQ Chinese site translation, the original address is: http://www.infoq.co
User name-Password Authentication flow can be used for identity authentication when the user has the user's creden. In this process, the user's creden are used by the application to request an access token, as shown in the following steps.
The oauth stream transmits user creden。 back and forth. Use this authentication stream only when necessary. The refresh tag is released.
1. the application uses the user's username and password to request an access token. this is done via an out-of-band P
acquisition, and TURBOCRM back to ufida the same outcome. CRM to carry the banner Salesforce also diverted to do force.com platform, CRM business function has long no longer continue to profound development. From 2004 to see Salesforce hot boost into the SaaS market of domestic enterprises 800CRM, Xtools, looking at the Salesforce are shifted to focus on the pla
accumulate the power of the world to discuss the same technology topic, all of which greatly promote the development of software technology. At the same time, the software industry is quietly undergoing huge changes, from the traditional software product sales model to the software service model, software as a Service ( Software as a service ) Or on-demand service ( On-demand service ), And the most representative service is Salesforce 80% Fa
of Amazon at an inappropriate time. Industry consensus in fact, other companies are also trying to change their minds, not simply attracting users, but starting to focus on actual cloud usage. HP CFO Kessi Reysjak (Catihe Lesjak) this year in January, the company is also launching such projects. Last year's software revenue fell 5% per cent compared with the latest earnings released by HP in late February. "We will continue to shift our portfolio and operations model to SaaS and subscription
"Cloud" storage provider Box.net has received a new round of financing of $50 million from investors such as Salesforce, according to foreign media reports September 29.Box.net past investors have also been involved in a new round of financing. Finally, under the leadership of the CRM giant Salesforce.com, Box.net finally received $50 million in new investment funds. Box past investors include Andreessen Horowitz, Draper Fisher Jurvetson, emergence ca
application. Users can also use the Quickbase for data structure design, to develop a new database application from scratch.Seven, Salesforce1and LightningSalesforce developers, regardless of level, can find their own mobile development tools from the Salesforce Web site at all times. For the initial level of developers, you can try Salesforce1, and advanced users can try Salesforce Mobile SDKs to develop
It's almost three years since I graduated. My work has no challenges for me and I can't grasp anything as long as I'm willing to spend time.
Recently, I wrote my own B2C, which is almost finished. I hope it will bring me some benefits.
When I come back from work in the evening, I need to take an hour's car. The scenery on both sides of the road is fresh from the beginning, and now I feel numb.
When I came back, I bought food and made my own meals.
C2CMany people do not understand what C2C is? C2C is actually a specialized term in e-commerce. C2C refers to consumers. Because the English 2 is pronounced as to, C to C is abbreviated as C2C. C Refers to the consumer. Because the English word of the consumer is consumer/customer, it is abbreviated as C. Now people should know that C2C means e-commerce between individuals. For example, a consumer has an old computer that deals with the Internet and sells it to another consumer. This transaction
with a large website as the center, returns to "non-central", and returns power to users.
P2P seems quite new, but just as B2C and B2B are porting things that are common in the real world to the Internet, P2P is nothing new. In real life, we face-to-face communication and communication through the P2P mode every day. In fact, many existing services on the network can be classified as P2P. Instant messaging systems such as ICQ, AOL Instant Messenger,
"China has no real C2C"Talking about online shopping fakes that have been hotly debated by the media some time ago, Yang Guomeng believes this is the root of the free-of-charge model, which is also one of the main problems facing China's C2C market."They (Taobao) engaged in free transactions, broken industry rules, transactions without costs, sellers can use fake transactions to raise credibility, which gave rise to the counterfeit problem, at the same time, it also causes a s
Label: style use SP data log working time BS line
It mainly involves data migration of products, members, and orders, especially the data migration of members.
Preliminary work:
1. Install standard ecstore2.3 (after secondary development, you need to compare whether it affects data migration)
Data Migration Solution
I. Members
1. Split member verification into two tables. The super administrator at the backend is a common member at the front-end.
2. Use account_type to differentiate member and
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