This one? http://code.google.com/p/appengine-mapreduce/wiki/UserGuidePython#Doing_per-row_“reduces”
On Sat, Dec 4, 2010 at 3:00 PM, Nick Heppner <[email protected]>wrote: > what about: > > have a host entry as a parent and his logs as his child? > > i just need to write one at a time but i could read very fast every entry > thats a child of my parent host. does that work? > > nick > > 2010/12/4 Wim den Ouden <[email protected]> > > The splitting proces is mapreduce doing by parallel sessions for you. >> There is a control module to start it from your code (normal from a >> dashboard), but i don't now yet if the overhead is taken to much time. >> There are no docs yet. >> In the local development server some libraries are not there, see >> http://code.google.com/p/relat/wiki/python25 at the end. >> I'am also trying how far it get and where to use it. >> gr >> wim >> >> On Sat, Dec 4, 2010 at 2:13 PM, nick <[email protected]> wrote: >> >>> ive done the mapreduce with hadoop a year ago. >>> this is mapreduce thing has many potential >>> >>> but its very hard for me to understand how to use it with the datastore >>> ;-) >>> >>> i that right?: >>> i setup some "processes" that split the table >>> and every process just parses his part >>> and then they join the results? >>> >>> is it modular? could i write my app and if my normal queries are to slow >>> i can add the mapreduce part? :-) >>> >>> greets >>> nick >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Google App Engine" group. >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]<google-appengine%[email protected]> >>> . >>> For more options, visit this group at >>> http://groups.google.com/group/google-appengine?hl=en. >>> >> >> >> >> -- >> gr >> Wim den Ouden >> Gae based E-business <https://e-comm.appspot.com/> (web) apps >> Free open source <http://code.google.com/p/relat/> >> Gae developer tips <http://code.google.com/p/relat/wiki/gaetips> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<google-appengine%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > -- gr Wim den Ouden Gae based E-business <https://e-comm.appspot.com/> (web) apps Free open source <http://code.google.com/p/relat/> Gae developer tips <http://code.google.com/p/relat/wiki/gaetips> -- You received this message because you are subscribed to the Google Groups "Google App Engine" 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/google-appengine?hl=en.
