Indexed localStorageDB

JavaScript performance comparison

Revision 13 of this test case created by

Preparation code

<script src="https://raw.github.com/vshjxyz/Indexed-localStorageDB/master/localstoragedb.js">
</script>
      
<script>
Benchmark.prototype.setup = function() {
  var lib = new localStorageDB("library");
  var index_lib = new localStorageDB("library_indexed");
  if (lib.isNew()) {
  
    lib.createTable("books", ["id", "title", "author", "year", "copies"]);
  
    for (var i = 0; i < 150; i++) {
      lib.insert("books", {
        id: "B00" + i,
        title: "Phantoms in the brain " + i,
        author: "Ramachandran",
        year: (1999 + i),
        copies: (10 + i)
      });
    }
  
    lib.commit();
  }
  
  if (index_lib.isNew()) {
  
    index_lib.createTable("books", ["id", "title", "author", "year", "copies"], ["id", "year"]);
  
    for (var i = 0; i < 150; i++) {
      index_lib.insert("books", {
        id: "B00" + i,
        title: "Phantoms in the brain " + i,
        author: "Ramachandran",
        year: (1999 + i),
        copies: (10 + i)
      });
    }
  
    index_lib.commit();
  }

};

Benchmark.prototype.teardown = function() {
  lib.drop();
  lib.commit();
  
  index_lib.drop();
  index_lib.commit();

};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Select speed without indexes (best case)
if (lib.query("books", {
  id: "B00149"
}).length > 0) {
  return;
}
pending…
Select speed with indexes (best case)
if (index_lib.query("books", {
  id: "B00149"
}).length > 0) {
  return;
}
pending…

Compare results of other browsers

Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL.

0 Comments