init, just some testing

node_modules/redis/examples/subquery.js

@@ -0,0 +1,19 @@
+var client = require("redis").createClient();
+
+function print_results(obj) {
+    console.dir(obj);
+}
+
+// build a map of all keys and their types
+client.keys("*", function (err, all_keys) {
+    var key_types = {};
+    
+    all_keys.forEach(function (key, pos) { // use second arg of forEach to get pos
+        client.type(key, function (err, type) {
+            key_types[key] = type;
+            if (pos === all_keys.length - 1) { // callbacks all run in order
+                print_results(key_types);
+            }
+        });
+    });
+});