According to Martin Fowler, the originator of the microservice architecture, distributed transactions should be avoided as much as possible in the microservice architecture. However, in some fields, distributed transactions are unavoidable as fate opponents.
In the engineering field, the discussion of distributed transactions mainly focuses on solutions with strong consistency and final consistency.
Typical solutions include:
Two-phase commit (2 PC, two-phase commit) solution.
Theplatformandinfrastructureteamatebayinc. ishappytoannouncetheopen-sourcingofOink-aself-servicesolutiontoApachePig.PigandHadoopoverviewApachePig? Isaplatformforanalyzinglargedatasets. Itusesahigh-level
The Platform and Infrastructure team at eBay Inc. is happy to announce the open-sourcing of Oink-a self-service solution to Apache Pig. Pig and Hadoop overview Apache Pig? Is a platform for analyzing large data sets. It uses a high-level
The Platfor
, when a high-speed rail is driving, big data technology is analyzing the security of HSR through real-time data from various external channels. At the same time as the analysis, the train is still running, will not stop. Mark Sperman said, "and the traditional method of analysis, it must wait for the accident after the retrospective analysis." ”Mark also admits that the ability to harness big data is not so easy to get. Many times, the traditional business intelligence system and analysis softw
programmers
IntegrationIBM? Database ServerUse DB2 UDB for application developmentUse PHP to develop IBM Cloudscape and DB2 Universal database applicationsConnect PHP to DB2 and Cloudscape through PDOZend Core for IBM Technical RoadmapZend Core for IBM-PHP Developer GuideDB2 Express-C: a free dinner offered by IBM
IBM Web and application serverDeploy PHP applications on ibm http ServerIBM WebSphere Developer Technical Journal: using PHP and J2EE to implement general Web Application Infrastructu
tag: des http OS Io STRONG FOR Ar art Refreshing ing how many bags offer of designer names such as Prada and Gucci have. Actually, I wonder how they get affordable designer handbags and wallets offer? But eBay sellers do not disclose their sources to you, and who can blame them? It can be assumed that they do not feel cheap original handbags by doing a search on Google. exact wholesale authentic handbags makes it uncomplicated to come into SS "warehou
application with OpenLaszlo, part 2nd: PHP REST and data binding decorate PHP application with OpenLaszlo, part 3rd: Add Database use Snort and PHP to build a small network defense system using PHP to make WEB data analytics go higher-Design your data analysis, do more than simple primitive counts simple linear regression with PHP: Part 1th-Math library in PHP Importance
Commissioning and monitoringDebugging Techniques for PHP programmers
IntegrationIBM? database serverUsing DB2 UDB for ap
same as your bedroom.Out of BoxSofa
Most network applications are trying to match the information where it is needed.
But the main problem is the internal structure of the Internet: There is no center here. It is because of this that the Internet can develop so quickly and effectively-with no center, so that it can grow freely and naturally.
But this also means that when we want to compare various types of information, we have to collect them in one place-for example, an independent database. H
items, with all the search engine pk, after each word represents a user experience. A blog to push out there are hundreds of links, dozens of functions, many sites say I can do this, abroad are doing so, like MySpace did a very successful, I will copy it over. But many Chinese users are actually different from American users, with 70% of Chinese people under the age of 30, mainly entertainment rather than information search. And the United States is 70% more than 30 years old, very mature and r
page number , the page refreshes, Taobao still give me to navigate to the page number 1.--seemingly logic is the input of the code requirements of the characters, all refreshed after the return page number 1.
My evaluation : The first case, the scheme is fair, to avoid errors, and will not pop-up prompts. The second situation: to go to page 1 is silly, why not stay on my current page number . As for the third case, I tend to be positioned to the last page.
Two,
also increase the number of SNS website wireless value-added services.
"The way to survive is to sell virtual props and commercials."
"I never even thought about having venture capital. ”
Love Apartment founded 4 years later to get the first venture capital, from Techventures's 1 million dollars. The way we survive is by selling virtual props and commercials. Of the more than 1 million-dollar earnings per year, these two accounts accounted for 70% and 30% respectively. However, there is no intr
activities, nor participate in or evaluate any matches or activities that occur. They just build this platform, review the volunteers and the needs of the identity of the site, responsible for the improvement and development of functions.
Learn from: Microsoft, ebay and Taobao
Liu Run has been engaged in public service until the "donation time" was established. But he found that one man's power was too small. Even if a donor has a three heads, one ca
networks.
Snipe IT-Asset and license management software
LdapLDAP server
389 Directory Server-Deploy with Red Hat
Apache Directory Server-Apache Software Foundation project written in Java
Fusion Directory-improved service and corporate directory management based on OPENLDAP
Opendj-opends Branch
OpenDS-Another directory server written in Java
OpenLDAP-Developed by the OpenLDAP project
Log ManagementLog manag
software
Ispconfig-linux Host Control Panel
VESTACP-host panel for Linux and Nginx
Virtualmin-Webmin-based Linux control Panel
Zpanel-linux BSD and Windows Control Panel
Imap/pop3IMAP/POP3 Mail Server
Courier IMAP/POP3-Fast, scalable, enterprise-class IMAP and POP3 servers
Cyrus IMAP/POP3-run on a sealed server, the normal user is not allowed to log on.
DOVECOT-IMAP and POP3 servers written primarily for security purposes
qpopper– an old and popular POP
implementation steps:
1. Change init parameter resource_limit to true; restart the database;
2. Change the "Idle connection Time" of profile profiles for user profiles;
3. In the database query session state is "Snipe", through the operating system Orakill command to clear;
4. Define the Windows execution plan and execute the Kill_session_sql.bat script.
Script:
Kill_session_sql.bat content:
Set ORACLE_SID=ORA9/** Database instance sid**/
Sqlp
Parameter type
Boolean
Default value
False
Modifiable
ALTER SYSTEM
Range of values
true | False
Resource_limit Determines whether RESOURCE limits is enforced in database profiles.Values:True:enables the enforcement of resource limitsFalse:disables the enforcement of resource limitsThe following blog in this piece says more clearly and provides the relevant script:Sqlnet.expire_time and Idle_timeht
Network
Mergers and acquisitions are a way for companies to boost their strength or change their market strategy, but not every merger brings good luck, and many companies do not achieve the desired goal of mergers and acquisitions. Now let's look at the history of mergers and acquisitions in the web, and see who's "miscalculated" in this game.
What kind of merger is a failure? First of all, it must be expensive, 50 million dollars in your I think maybe a lot, but Google's eyes may be just a fe
difficult to use are destined to fail, and this is crucial.
Baidu's search can be summed up with five words: fast quasi new stable. Each word can be broken down into many small items, with all the search engine pk, after each word represents a user experience. A blog to push out there are hundreds of links, dozens of functions, many sites say I can do this, abroad are doing so, like MySpace did a very successful, I will copy it over. But many Chinese users are actually different from American u
I will update it on a regular basis.1. First, we introduce a very useful web site of the CV Field Conference journal Proceedings . http://www.cvpapers.com/index.html2. The following is an article on text detection and text recognition in natural images in the 2010-2014 CVPR ICCV ECCV accv bmvc ICPR iclr siggraph eurographics. 1.CVPR Large-scale Visual Font recognition.pdfWang, K and Belongie, S. Word spotting in the wild.In ECCV. . 2.CVPR Strokelets:a learned multi-scale representation for Scene
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