The latest version for DAS is WSO2 Data Analytics Server 3.1.0. View documentation for the latest release.
WSO2 Data Analytics Server is succeeded by WSO2 Stream Processor. To view the latest documentation for WSO2 SP, see WSO2 Stream Processor Documentation.

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drilldownSearchCount(drilldownRequest, success, error)


Returns the number of records which match the given drill down criteria.

OutputThe number of records in the ‘message’ element within the argument of the success callback.


var drillDownReq = {
          tableName : "TEST", //table name
               drillDownInfo : {
                   categories : [  // list of facet fields to match
                       fieldName : "facetField1", //Only records which has the path A, B, C in facetField1
                       path : ["A", "B", "C"] 
                       fieldName : "facetField2", //Only records which has the path X, Y, Z in facetField2
                       path : [ "X", "Y", "Z"]
                   query : "field1 : value1", //Additional lucene query
                   scoreFunction : "scoreParamField * 2" //score function

client.drillDownSearchCount(drillDownReq, function(data) {
      console.log (data["message"]);
}, function(error) {
      console.log("error occured: " + error);  

Sample output

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