diff --git a/sqlite/external_servers_preferences.sql b/sqlite/external_servers_preferences.sql
new file mode 100644
index 0000000..922ec40
--- /dev/null
+++ b/sqlite/external_servers_preferences.sql
@@ -0,0 +1,8 @@
+-- external_servers_preferences definition
+
+CREATE TABLE external_servers_preferences (
+	id INTEGER NOT NULL,
+	external_servers BLOB NOT NULL,
+	external_servers_limit TEXT NOT NULL,
+	CONSTRAINT external_servers_preferences_FK FOREIGN KEY (id) REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE
+);
\ No newline at end of file
diff --git a/sqlite/external_servers_privacy_preferences.sql b/sqlite/external_servers_privacy_preferences.sql
new file mode 100644
index 0000000..9d6b558
--- /dev/null
+++ b/sqlite/external_servers_privacy_preferences.sql
@@ -0,0 +1,16 @@
+-- external_servers_privacy_preferences definition
+
+CREATE TABLE external_servers_privacy_preferences (
+	id INTEGER NOT NULL,
+	discovery BLOB NOT NULL,
+	discovery_user_limit TEXT NOT NULL,
+	discovery_server_limit TEXT NOT NULL,
+	last_seen BLOB NOT NULL,
+	last_seen_user_limit TEXT NOT NULL,
+	last_seen_server_limit TEXT NOT NULL,
+	last_seen_course INTEGER DEFAULT 0 NOT NULL,
+	info BLOB NOT NULL,
+	info_user_limit TEXT NOT NULL,
+	info_server_limit TEXT NOT NULL,
+	CONSTRAINT external_servers_privacy_preferences_FK FOREIGN KEY (id) REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE
+);
\ No newline at end of file
diff --git a/sqlite/notification_preferences.sql b/sqlite/notification_preferences.sql
new file mode 100644
index 0000000..766489e
--- /dev/null
+++ b/sqlite/notification_preferences.sql
@@ -0,0 +1,8 @@
+-- notification_preferences definition
+
+CREATE TABLE notification_preferences (
+	id INTEGER NOT NULL,
+	lock_details INTEGER DEFAULT 0 NOT NULL,
+	do_not_disturb INTEGER DEFAULT 0 NOT NULL,
+	CONSTRAINT notification_preferences_FK FOREIGN KEY (id) REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE
+);
\ No newline at end of file
diff --git a/sqlite/privacy_preferences.sql b/sqlite/privacy_preferences.sql
new file mode 100644
index 0000000..6e65bf1
--- /dev/null
+++ b/sqlite/privacy_preferences.sql
@@ -0,0 +1,16 @@
+-- privacy_preferences definition
+
+CREATE TABLE privacy_preferences (
+	id INTEGER NOT NULL,
+	discovery BLOB NOT NULL,
+	discovery_user_limit TEXT NOT NULL,
+	discovery_server_limit TEXT NOT NULL,
+	last_seen BLOB NOT NULL,
+	last_seen_user_limit TEXT NOT NULL,
+	last_seen_server_limit TEXT NOT NULL,
+	last_seen_course INTEGER DEFAULT 0 NOT NULL,
+	info BLOB NOT NULL,
+	info_user_limit TEXT NOT NULL,
+	info_server_limit TEXT NOT NULL,
+	CONSTRAINT privacy_preferences_FK FOREIGN KEY (id) REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE
+);
\ No newline at end of file
diff --git a/sqlite/security_preferences.sql b/sqlite/security_preferences.sql
new file mode 100644
index 0000000..965d0f3
--- /dev/null
+++ b/sqlite/security_preferences.sql
@@ -0,0 +1,8 @@
+-- security_preferences definition
+
+CREATE TABLE "security_preferences" (
+	id INTEGER NOT NULL,
+	account_tokens TEXT NOT NULL,
+	password_hash TEXT NOT NULL,
+	CONSTRAINT NewTable_FK FOREIGN KEY (id) REFERENCES users(id) ON DELETE CASCADE ON UPDATE CASCADE
+);
\ No newline at end of file
diff --git a/sqlite/users.sql b/sqlite/users.sql
new file mode 100644
index 0000000..121e75a
--- /dev/null
+++ b/sqlite/users.sql
@@ -0,0 +1,10 @@
+-- users definition
+
+CREATE TABLE users (
+	id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+	user_name TEXT NOT NULL,
+	display_name TEXT,
+	activated INTEGER DEFAULT 0 NOT NULL,
+	created INTEGER NOT NULL,
+	last_online INTEGER
+);
\ No newline at end of file