ifx_db/test/bench-query-fetchAll.js

IBM Informix bindings for node

var common = require("./common")
, odbc = require("../")
, db = new odbc.Database();

db.open(common.connectionString, function(err){ 
  if (err) {
    console.error(err);
    process.exit(1);
  }
  
  issueQuery();
});

function issueQuery() {
  var count = 0
  , iterations = 100
  //, iterations = 10000
  , time = new Date().getTime();
  
  for (var x = 0; x < iterations; x++) {
    db.queryResult("select 1 + 1 as test from sysibm.sysdummy1", cb);
  }
  
  function cb (err, result) {
    if (err) {
      console.error(err);
      return finish();
    }
    
    result.fetchAll(function (err, data) {
      if (err) {
        console.error(err);
        return finish();
      }
      
      result.closeSync();
        
      if (++count == iterations) {
        var elapsed = (new Date().getTime() - time)/1000;
        process.stdout.write("(" + count + " queries issued in " + elapsed + " seconds, " + (count/elapsed).toFixed(2) + " query/sec)");
        return finish();
      }
    });
  }

  function finish() {
    db.close(function () {});
  }
}