diff --git a/.gitignore b/.gitignore
old mode 100644
new mode 100755
diff --git a/composer.json b/composer.json
old mode 100644
new mode 100755
diff --git a/composer.lock b/composer.lock
old mode 100644
new mode 100755
diff --git a/css/.gitkeep b/css/.gitkeep
old mode 100644
new mode 100755
diff --git a/css/styles.css b/css/styles.css
old mode 100644
new mode 100755
diff --git a/img/.gitkeep b/img/.gitkeep
old mode 100644
new mode 100755
diff --git a/includes/components/article.php b/includes/components/article.php
old mode 100644
new mode 100755
diff --git a/includes/components/foot.php b/includes/components/foot.php
old mode 100644
new mode 100755
diff --git a/includes/components/head.php b/includes/components/head.php
old mode 100644
new mode 100755
diff --git a/includes/components/nav.php b/includes/components/nav.php
new file mode 100755
index 0000000..8a3383d
--- /dev/null
+++ b/includes/components/nav.php
@@ -0,0 +1,14 @@
+<?php
+
+$nav = '
+  <nav>
+    <ul>
+      <li><a href="home.php">Home</a></li>
+      <li><a href="account.php">Account</a></li>
+      <li><a href="admin.php">Admin</a></li>
+      <li><a href="articles.php">Articles</a></li>
+    </ul>
+  </nav>
+';
+
+echo $nav;
diff --git a/includes/functions.php b/includes/functions.php
old mode 100644
new mode 100755
index e69de29..cd07e55
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -0,0 +1,4 @@
+<?php
+include_once ('includes/sql.php');
+
+function login($username, $password_hash) {}
diff --git a/includes/sql.php b/includes/sql.php
old mode 100644
new mode 100755
index 2030961..060c7e4
--- a/includes/sql.php
+++ b/includes/sql.php
@@ -5,11 +5,11 @@ $dotenv = Dotenv\Dotenv::createImmutable(__DIR__ . '/..');
 $dotenv->safeLoad();
 
 // Use environment variables for the database password and IP address.
-// $db_user = $_ENV['DATABASE_USER'];
+$db_user = $_ENV['DATABASE_USER'];
 $db_pass = $_ENV['DATABASE_PASSWORD'];
 
 define('HOST', 'localhost');
-define('USER', 'root');
+define('USER', $db_user);
 define('PASS', $db_pass);
 define('DB', 'vintagecodingdotnet');
 
@@ -17,12 +17,13 @@ function get_article_cards()
 {
     $conn = mysqli_connect(HOST, USER, PASS, DB);
 
-    /*
-     * $query = 'SELECT * FROM articles;';
-     *
-     * $results = mysqli_query($conn, $query);
-     * while ($row = mysqli_fetch_row($results)) {
-     *     echo $row['article_name'];
-     * }
-     */
+    $query = 'SELECT * FROM accounts;';
+
+    $results = mysqli_query($conn, $query);
+    echo '<pre>';
+    while ($row = mysqli_fetch_array($results)) {
+        print_r($row);
+        echo '<br>';
+    }
+    echo '</pre>';
 }
diff --git a/index.php b/index.php
old mode 100644
new mode 100755
index 756646f..879cdcf
--- a/index.php
+++ b/index.php
@@ -1,5 +1,7 @@
 <?php
-include_once ('includes/components/head.php');
-include_once ('includes/sql.php');
+include_once('includes/components/head.php');
+include_once('includes/components/nav.php');
+
+include_once('includes/sql.php');
 get_article_cards();
-include_once ('includes/components/foot.php');
+include_once('includes/components/foot.php');
diff --git a/js/.gitkeep b/js/.gitkeep
old mode 100644
new mode 100755
diff --git a/js/index.js b/js/index.js
old mode 100644
new mode 100755
diff --git a/scripts/initdb.sh b/scripts/initdb.sh
index 8d47ac8..342c3f4 100755
--- a/scripts/initdb.sh
+++ b/scripts/initdb.sh
@@ -1,7 +1,121 @@
 create_db() {
-    mariadb -u root -p -e "CREATE DATABASE vintagecodingdotnet;"
-    mariadb -u root -p -e "USE vintagecodingdotnet; CREATE TABLE articles (article_id INT PRIMARY KEY AUTO_INCREMENT, article_name VARCHAR(255) NOT NULL);"
-    mariadb -u root -p -e "USE vintagecodingdotnet; INSERT INTO articles (article_name) VALUES ('test'), ('another test'), ('a third test');"
+    /opt/lampp/bin/mariadb -u violet -p -e "DROP DATABASE IF EXISTS vintagecodingdotnet;";
+    /opt/lampp/bin/mariadb -u violet -p -e "CREATE DATABASE vintagecodingdotnet;";
+
+    # Create file_types table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE file_types (
+        file_type_id INT PRIMARY KEY AUTO_INCREMENT,
+        file_type VARCHAR(8)
+    );";
+
+    # Create the media table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE media (
+        media_id INT PRIMARY KEY,
+        file_name TINYTEXT NOT NULL,
+        file_path VARCHAR(2048) NOT NULL,
+        file_type INT NOT NULL,
+        FOREIGN KEY (file_type) REFERENCES file_types(file_type_id)
+    );";
+
+    # Create the roles table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE roles (
+        role_id INT PRIMARY KEY AUTO_INCREMENT,
+        role VARCHAR(32) NOT NULL
+    );";
+
+    # Create the accounts table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE accounts (
+        account_id INT PRIMARY KEY,
+        username VARCHAR(32) UNIQUE NOT NULL,
+        email VARCHAR(64) UNIQUE NOT NULL,
+        password_hash VARCHAR(64) NOT NULL,
+        role INT NOT NULL,
+        registration_date DATETIME,
+        bio TINYTEXT,
+        profile_picture INT,
+        FOREIGN KEY (role) REFERENCES roles(role_id),
+        FOREIGN KEY (profile_picture) REFERENCES media(media_id)
+    );";
+
+    # Create the article_status table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE article_status (
+        status_id INT PRIMARY KEY AUTO_INCREMENT,
+        status VARCHAR(16) NOT NULL
+    );";
+
+    # Create the articles table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    CREATE TABLE articles (
+        article_id INT PRIMARY KEY AUTO_INCREMENT,
+        account_id INT NOT NULL,
+        title VARCHAR(128) UNIQUE NOT NULL,
+        slug VARCHAR(128) UNIQUE NOT NULL,
+        content LONGTEXT NOT NULL,
+        publish_date DATETIME,
+        last_modified DATETIME NOT NULL,
+        status INT NOT NULL,
+        featured_image INT,
+        excerpt VARCHAR(255),
+        FOREIGN KEY (account_id) REFERENCES accounts(account_id),
+        FOREIGN KEY (status) REFERENCES article_status(status_id)
+    );";
+}
+
+# Insert data constants into the database.
+# Acceptable file types: png, jpg, jpeg, svg.
+# Acceptable roles: administrator, contributor, commenter, guest.
+# Acceptable article status: published, draft, archived.
+#
+# Also creates administrator user
+const_data() {
+    # Insert the data to the file_types table.
+    # Acceptable file types are png, jpg, jpeg, svg
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    INSERT INTO file_types (file_type) VALUES ('png'), ('jpg'), ('jpeg'), ('svg');
+    ";
+
+    # Insert the data to the roles table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    INSERT INTO roles (role) VALUES ('administrator'), ('contributor'), ('commenter'), ('guest');
+    ";
+
+    # Insert the data to the article_status table.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    INSERT INTO article_status (status) VALUES ('published'), ('draft'), ('archived');
+    ";
+
+    # Create an administrator user.
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    INSERT INTO accounts
+        (account_id, username, email, password_hash, role, registration_date, bio, profile_picture) VALUES
+        (42, 'admin', 'me@joshashton.dev', 'e03b1a00caa6e8113a3bc3e7101ecbd0fea710f5e091e7b195bdba53bbeb004e', 1, CURDATE(), null, null);
+    ";
+}
+
+insert_data() {
+    /opt/lampp/bin/mariadb -u violet -p -e "
+    USE vintagecodingdotnet;
+    INSERT INTO articles (article_name) VALUES
+        ('test'),
+        ('another test'),
+        ('a third test');
+    ";
 }
 
 create_db
+const_data