diff --git a/src/inc/db.php b/src/inc/db.php
new file mode 100644
index 0000000..293707a
--- /dev/null
+++ b/src/inc/db.php
@@ -0,0 +1,38 @@
+<?php
+class db {
+  const EXPORT_DB_FORMAT_SQL = 0;
+
+  public static function sanitize($string) {
+    global $con;
+    return mysqli_real_escape_string($con, $string);
+  }
+
+  public static function needsSetUp() {
+    global $con;
+
+    $checkquery = mysqli_query($con, "SELECT 1 FROM people LIMIT 1");
+
+    return ($checkquery === false);
+  }
+
+  public static function numRows($table) {
+    global $con;
+
+    $stable = preg_replace("/[^A-Za-z0-9 ]/", '', $table);
+
+    $query = mysqli_query($con, "SELECT 1 FROM $stable");
+
+    if ($query === false) return -1;
+
+    return mysqli_num_rows($query);
+  }
+
+  public static function limitPagination($start, $limit) {
+    $slimit = (int)$limit;
+    $sstart = $slimit*(int)$start;
+    if ($slimit > 100 || $slimit < 0) return false;
+    if ($sstart < 0) return false;
+
+    return ($slimit == 0 ? "" : " LIMIT $sstart,$slimit");
+  }
+}