Speaking of the devil: New Features for Amazon SimpleDB Coming Soon:
* SQL-like SELECT API: With this feature, you will be able to employ a very familiar SQL-like query language when constructing queries and building applications. The SELECT API will help you be more productive with Amazon SimpleDB right from the start. Do I smell another DAL data source ? :) On Nov 30, 6:32 pm, achipa <[EMAIL PROTECTED]> wrote: > Zoom: Not sure what do you mean... You can use any tutorial that > describes how to deploy a linux image on EC2. From there on, it > behaves the same way as a regular machine would. Maybe the name is a > bit confusing, EC2 is not actually a cloud, it's a grid (subtle, but > important difference, for some things you might want the first > approach, for others, the latter). Synchronising the nodes is probably > a too application specific task to support it on web2py level, you > will have to make your own solution (the most common one being a > central database server or database cluster). The one 'simple' thing > web2py could do to help EC2 people is to have SimpleDB support (as > mentioned above), although SimpleDB has even more limitations than GAE > databases... > > Massimo: It's basically a data mining app and it uses web2py on the > user interface and monitoring nodes. It's for a startup that hasn't > gone public (yet) so unfortunately I'm not allowed to disclose details > about it :( I will post some screenshots of the monitoring section as > it's fairly generic (I was contemplating of making that an appliance, > but it's still far from completion). > > On Nov 30, 5:31 pm, mdipierro <[EMAIL PROTECTED]> wrote: > > > wow. Can you tell us what does your app do? > > > On Nov 30, 5:14 am, achipa <[EMAIL PROTECTED]> wrote: > > > > I'm using web2py on EC2 without any problems (6 nodes at the moment > > > and scaling upwards). As EC2 nodes are really just virtualized linux > > > (and as of recently, windows) instances, there is zero difference in > > > running a web2py on EC2 and your regular development box. However, > > > there are a few things that MIGHT be interesting for special > > > application in web2py on Amazon Web Services - namely SimpleDB, > > > database, not unlike google's own bigtable. The other interesting > > > thing would be probably storage of uploaded and/or static files on > > > S3... Many opportunities there, but quite AWS specific. > > > > On Nov 30, 1:47 am, 43gm <[EMAIL PROTECTED]> wrote: > > > > > Are there some good examples of web2py running on Amazon's cloud? > > > > > Are there any practical tutorials in this matter? > > > > ___ > > > > > Re: Downside / Critique of web2py @http://bit.ly/web2py-critique > > > > > That thread prompts me to think that the Amazon cloud deserves more of > > > > our attention (relative to GAE Google App Engine). > > > > > It seems that using web2py v1.50 on GAE will be computationally > > > > expensive due to the way it uses exec. Non-trival code needs to be > > > > compiled, but GAE prohibits pyc files from external origins. > > > > > On the other hand, I would imagine that at Amazon one could simply > > > > just put the pyc files in the cloud, choose a VM configuration, and > > > > get going. > > > > > The latency issue needs comparison. With compiled code in a dictionary > > > > solution, web2py can reportedly get down to 10 ms from around 800 ms > > > > at GAE. How would it be at Amazon? > > > > > The other upside at the Amazon would be the implicit use of JOIN, OR, > > > > and LIKE for databases. (Noting that those operations are not > > > > permitted for GQL, GAE bigtable.) > > > > > Furthermore, it also seems far more easier to take back one's own > > > > data, if necessary, from Amazon than from GAE. > > > > > The bottom line is have great portable web2py solutions for cloud > > > > computing... at the lowest cost. (GAE is yet to announce prices > > > > beyond the current freebie, but be prepared.) > > > > > Your thoughts? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "web2py Web Framework" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/web2py?hl=en -~----------~----~----~----~------~----~------~--~---
