Added some indices to database and more SQL simplification

index.php

@@ -33,10 +33,10 @@
 	// setup asset
 		// build query
 		$query = "SELECT
-				COUNT(asset.asset_id) AS asset_counter
+				COUNT(asset_id) AS asset_counter
 			FROM
 				asset";
-		
+
 		// run query
 		$assets = $db->db_select($query);
 		
@@ -46,7 +46,7 @@
 	// setup location
 		// build query
 		$query = "SELECT
-				COUNT(location.location_id) AS location_counter
+				COUNT(location_id) AS location_counter
 			FROM
 				location";
 		
@@ -59,7 +59,7 @@
 	// setup node
 		// build query
 		$query = "SELECT
-				COUNT(node.node_id) AS node_counter
+				COUNT(node_id) AS node_counter
 			FROM
 				node";
 		
@@ -72,7 +72,7 @@
 	// setup subnet
 		// build query
 		$query = "SELECT
-				COUNT(subnet.subnet_id) AS subnet_counter
+				COUNT(subnet_id) AS subnet_counter
 			FROM
 				subnet";
 		
@@ -85,7 +85,7 @@
 	// setup vlan
 		// build query
 		$query = "SELECT
-				COUNT(vlan.vlan_id) AS vlan_counter
+				COUNT(vlan_id) AS vlan_counter
 			FROM
 				vlan";