diff --git a/.liquibase/_____SYSTEMALIAS/basic/init/struct/create_asys_collector_data.xml b/.liquibase/_____SYSTEMALIAS/basic/init/struct/create_asys_collector_data.xml
index 6fcc01993321b4f11d7668493a296751e846f0ae..8669e001608d012860da9b5457552dbd51c6bbed 100644
--- a/.liquibase/_____SYSTEMALIAS/basic/init/struct/create_asys_collector_data.xml
+++ b/.liquibase/_____SYSTEMALIAS/basic/init/struct/create_asys_collector_data.xml
@@ -3,7 +3,7 @@
     <changeSet author="j.hoermann" id="4fe7309e-e131-4f3d-8e65-fb399fcd7090">
         <createTable tableName="ASYS_COLLECTOR_DATA">
             <column name="DATAID" type="CHAR(63)">
-                <constraints primaryKey="true" primaryKeyName="PK_ASYS_COLLECTOR_DATA_ID"/>
+                <constraints nullable="false"/>
             </column>
             <column name="SHORTINFO" type="VARCHAR(255)"/>
             <column name="TIMECOLLECTED" type="DATETIME"/>
@@ -13,5 +13,8 @@
         <createIndex tableName="ASYS_COLLECTOR_DATA" indexName="IDX_COLLECTORDATA_TIMECOLLECT">
             <column name="TIMECOLLECTED"/>
         </createIndex>
+        <createIndex tableName="ASYS_COLLECTOR_DATA" indexName="IDX_COLLECTORDATA_DATAID">
+            <column name="DATAID"/>
+        </createIndex>
     </changeSet>
 </databaseChangeLog>
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