Fix database scheme

appinfo/database.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<database>
+<database xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:noNamespaceSchemaLocation="https://apps.nextcloud.com/schema/apps/database.xsd">
 	<name>*dbname*</name>
 	<create>true</create>
 	<overwrite>false</overwrite>
@@ -10,7 +11,9 @@
 			<field>
 				<name>id</name>
 				<type>integer</type>
-				<autoincrement>1</autoincrement>
+				<unsigned>true</unsigned>
+				<notnull>true</notnull>
+				<autoincrement>true</autoincrement>
 			</field>
 			<field>
 				<name>tp</name>
@@ -30,7 +33,15 @@
 				<notnull>true</notnull>
 			</field>
 			<index>
-				<name>spreedme_tps_tp</name>
+				<name>spreedme_tps_id_index</name>
+				<primary>true</primary>
+				<unique>true</unique>
+				<field>
+					<name>id</name>
+				</field>
+			</index>
+			<index>
+				<name>spreedme_tps_tp_index</name>
 				<unique>true</unique>
 				<field>
 					<name>tp</name>