sql.js vs alasql.js

JavaScript performance comparison

Revision 2 of this test case created by

Preparation code

<script src="http://kripken.github.io/sql.js/js/sql.js"></script>
<script src="https://cdn.rawgit.com/agershun/alasql/master/lib/sql-parser/sql-parser.js"></script>
<script src="https://cdn.rawgit.com/agershun/alasql/master/src/alasql.js"></script>
<script>
var NUM_TESTS = 1000;

// Generate SQL statements
var sqls = [
  'DROP TABLE IF EXISTS test1',
  'DROP TABLE IF EXISTS test2',
  'CREATE TABLE test1 (one INT, two INT)',
  'CREATE TABLE test2 (two INT, three INT)'
];

for (var i = 0; i < NUM_TESTS; i++) {
  sqls.push('INSERT INTO test1 VALUES (' + i % 10 + ',' + ((i * i) % 10) + ')');
  sqls.push('INSERT INTO test2 VALUES (' + i % 10 + ',' + ((i * i) % 10) + ')');
}
</script>


      
<script>
Benchmark.prototype.setup = function() {
  // Prepare SQL.JS database
  var sdb = new SQL.Database();
  sqls.forEach(function(sql) {
    sdb.exec(sql);
  });
  
  // Prepare ALASQL.JS database
  var adb = new alasql.Database();
  sqls.forEach(function(sql) {
    adb.exec(sql);
  });
  
  // Complex query
  var query = 'SELECT SUM(test1.one) AS sumone, test1.two, test2.three FROM test1 JOIN test2 ON test1.two = test2.two WHERE test1.one > 5 GROUP BY test1.two, test2.three ORDER BY three, sumone';

};
</script>

Preparation code output

<script src="https://cdn.rawgit.com/agershun/alasql/master/lib/sql-parser/sql-parser.js"></script> <script src="https://cdn.rawgit.com/agershun/alasql/master/src/alasql.js"></script> <script> var NUM_TESTS = 1000; // Generate SQL statements var sqls = [ 'DROP TABLE IF EXISTS test1', 'DROP TABLE IF EXISTS test2', 'CREATE TABLE test1 (one INT, two INT)', 'CREATE TABLE test2 (two INT, three INT)' ]; for (var i = 0; i < NUM_TESTS; i++) { sqls.push('INSERT INTO test1 VALUES (' + i % 10 + ',' + ((i * i) % 10) + ')'); sqls.push('INSERT INTO test2 VALUES (' + i % 10 + ',' + ((i * i) % 10) + ')'); } </script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
sql.js
sdb.exec(query);
pending…
alasql.js
adb.exec(query);
pending…

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