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Posted By

surfeurX on 11/11/09


Tagged

couchdb


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kurokikaze


joins in couchdb

 / Published in: JavaScript
 
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  1. MAP
  2. function(doc) {
  3.   if(doc.doc_type == "User"){
  4.     emit(doc._id , doc);
  5.    }
  6.   else if(doc.doc_type == "Message"){
  7.     emit(doc.owner, doc)
  8.   } 
  9. }
  10.  
  11. REDUCE
  12. function(keys, values)
  13. {
  14.   var result = {"messages":[]};
  15.   for(var i=0; i<values.length; i++){
  16.    if(values[i].doc_type == "User"){
  17.      for(v in values[i]){
  18.       result[v] = values[i][v];
  19.      }  
  20.    }
  21.    else if(values[i].doc_type == "Message"){
  22.     result['messages'].push( values[i] );
  23.    } 
  24.   }
  25.  
  26.   return result;
  27. }

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