diff --git a/.env.example.php b/.env.example.php
new file mode 100644
index 0000000..7e198d0
--- /dev/null
+++ b/.env.example.php
@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    'DB_CONNECTION' => 'mysql',
+    'DB_HOST' => '127.0.0.1',
+    'DB_USERNAME' => 'root',
+    'DB_PASSWORD' => '',
+    'DB_DATABASE' => 'test',
+];
diff --git a/.gitignore b/.gitignore
index f55ac7b..6de8016 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,7 @@ composer.lock
 package-lock.json
 vendor/
 test/
+.env.php
 
 # OS Generated
 .DS_Store*
diff --git a/src/Db.php b/src/Db.php
index 7c1bc01..40fb133 100644
--- a/src/Db.php
+++ b/src/Db.php
@@ -355,92 +355,8 @@ public function orWhere($condition, $comparator = null, $value = null): self
         return $this;
     }
 
-     *
-     * @param string $column The JSON column
-     * @param string $jsonKey The key within the JSON structure
-     * @param mixed $value The value to compare against
-     * @param string $comparator The comparison operator (default '=')
-     */
-    public function whereJson(string $column, string $jsonKey, $value, string $comparator = '='): self
-    {
-        // Check if the value is an integer, and cast the JSON value to an integer
-        $jsonExpression = is_int($value)
-            # just incase: ? "CAST(JSON_EXTRACT($column, '$.$jsonKey') AS UNSIGNED)";
-            ? "JSON_EXTRACT($column, '$.$jsonKey') + 0"
-            : "JSON_EXTRACT($column, '$.$jsonKey')";
-
-        $this->query = Builder::where($this->query, $jsonExpression, $value, $comparator);
-        $this->bind(...(Builder::$bindings));
-
-        return $this;
-    }
-
-    /**
-     * Add a JSON where clause with OR comparator to the query
-     *
-     * @param string $column The JSON column
-     * @param string $jsonKey The key within the JSON structure
-     * @param mixed $value The value to compare against
-     * @param string $comparator The comparison operator (default '=')
-     */
-    public function orWhereJson(string $column, string $jsonKey, $value, string $comparator = '='): self
-    {
-        $jsonExpression = is_int($value)
-            ? "JSON_EXTRACT($column, '$.$jsonKey') + 0"
-            : "JSON_EXTRACT($column, '$.$jsonKey')";
-
-        $this->query = Builder::where($this->query, $jsonExpression, $value, $comparator, 'OR');
-        $this->bind(...(Builder::$bindings));
-
-        return $this;
-    }
-
-    /**
-     * Add a JSON contains clause to the query
-     *
-     * @param string $column The JSON column
-     * @param mixed $value The value to check for
-     * @param string|null $jsonKey The key within the JSON structure (optional)
-     */
-    public function whereJsonContains(string $column, $value, ?string $jsonKey = null): self
-    {
-        $jsonValue = json_encode($value, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
-
-        $jsonExpression = $jsonKey
-            ? "JSON_CONTAINS($column, ?, '$.$jsonKey')"
-            : "JSON_CONTAINS($column, ?)";
-
-        Builder::$bindings[] = $jsonValue;
-        $this->query = Builder::where($this->query, $jsonExpression, 1, '=');
-        $this->bind(...(Builder::$bindings));
-
-        return $this;
-    }
-
-    /**
-     * Add a JSON contains clause with OR comparator to the query
-     *
-     * @param string $column The JSON column
-     * @param mixed $value The value to check for
-     * @param string|null $jsonKey The key within the JSON structure (optional)
-     */
-    public function orWhereJsonContains(string $column, $value, ?string $jsonKey = null): self
-    {
-        $jsonValue = json_encode($value, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
-
-        $jsonExpression = $jsonKey
-            ? "JSON_CONTAINS($column, ?, '$.$jsonKey')"
-            : "JSON_CONTAINS($column, ?)";
-
-        Builder::$bindings[] = $jsonValue;
-        $this->query = Builder::where($this->query, $jsonExpression, 1, '=', 'OR');
-        $this->bind(...(Builder::$bindings));
-
-        return $this;
-    }
-
     /**
-     * Fetch current query with all related data
+     * Add a JSON where clause to db query
      *
      * @param string $column The JSON column
      * @param string $jsonKey The key within the JSON structure
diff --git a/tests/mysql/connect.test.php b/tests/mysql/connect.test.php
index 4131811..b4b290a 100644
--- a/tests/mysql/connect.test.php
+++ b/tests/mysql/connect.test.php
@@ -1,7 +1,13 @@
 <?php
 
 beforeAll(function () {
-    $pdo = new \PDO('mysql:host=eu-cdbr-west-03.cleardb.net;dbname=heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    if (file_exists(__DIR__ . '/../../.env.php')) {
+        $_ENV += require __DIR__ . '/../../.env.php';
+    }
+
+    $_ENV += require __DIR__ . '/../../.env.example.php';
+
+    $pdo = new \PDO("mysql:host={$_ENV['DB_HOST']};dbname={$_ENV['DB_DATABASE']}", $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $query = '
 		DROP TABLE IF EXISTS `test`;
@@ -24,8 +30,9 @@
 
     try {
         $db = new \Leaf\Db();
-        expect($db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17'))
-            ->toBeInstanceOf(\PDO::class);
+        $pdo = $db->connectSync($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
+        expect($pdo)->toBeInstanceOf(\PDO::class);
+        $db->connection($pdo);
         $db->close();
 
         $success = true;
@@ -38,7 +45,7 @@
 it('inserts dummy user into `test` table', function () {
     $success = false;
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     try {
         $db->insert('test')
@@ -67,7 +74,7 @@
 
 it('selects dummy user from `test` table', function () {
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $user = $db->select('test')
         ->where('name', 'Name')
diff --git a/tests/mysql/leaf-builder.test.php b/tests/mysql/leaf-builder.test.php
index 853ef99..a066995 100644
--- a/tests/mysql/leaf-builder.test.php
+++ b/tests/mysql/leaf-builder.test.php
@@ -1,8 +1,32 @@
 <?php
 
+beforeAll(function () {
+    if (file_exists(__DIR__ . '/../../.env.php')) {
+        $_ENV += require __DIR__ . '/../../.env.php';
+    }
+
+    $_ENV += require __DIR__ . '/../../.env.example.php';
+
+    $pdo = new \PDO("mysql:host={$_ENV['DB_HOST']};dbname={$_ENV['DB_DATABASE']}", $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
+
+    $query = '
+        CREATE TABLE IF NOT EXISTS `test` (
+            `id` int(11) NOT NULL AUTO_INCREMENT,
+            `name` varchar(255) NOT NULL,
+            `email` varchar(255) NOT NULL,
+            `password` varchar(255) NOT NULL,
+            `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
+            PRIMARY KEY (`id`)
+        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+    ';
+
+    $pdo->exec($query);
+    $pdo = null;
+});
+
 it('orders results in ascending order', function () {
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $users = $db->select('test')->orderBy("created_at", "asc")->all();
 
@@ -12,7 +36,7 @@
 
 it('orders results in descending order', function () {
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $users = $db->select('test')->orderBy("created_at", "desc")->all();
 
@@ -22,7 +46,7 @@
 
 it('orders by dummy name and count', function () {
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $data = $db->select('test', 'name, COUNT(*)')->groupBy("created_at")->all();
 
@@ -31,7 +55,7 @@
 
 it('orders by dummy name and count with limit and offset', function () {
     $db = new \Leaf\Db();
-    $db->connect('eu-cdbr-west-03.cleardb.net', 'heroku_fb1311a639bb407', 'b9607a8a6d5ebb', 'cc589b17');
+    $db->connect($_ENV['DB_HOST'], $_ENV['DB_DATABASE'], $_ENV['DB_USERNAME'], $_ENV['DB_PASSWORD']);
 
     $data = $db->select('test', 'name, COUNT(*)')->groupBy("created_at")->limit(1)->offset(1)->all();