filter is a reserved keyword in liquibase 4.7+ for h2, rename to filtering_expression

src/main/java/com/commafeed/backend/model/FeedSubscription.java

@@ -40,7 +40,7 @@ public class FeedSubscription extends AbstractModel {
 
 	private Integer position;
 
-	@Column(length = 4096)
+	@Column(name = "filtering_expression", length = 4096)
 	private String filter;
 
 }

src/main/resources/changelogs/db.changelog-2.6.xml

@@ -23,4 +23,8 @@
 		</addColumn>
 	</changeSet>
 
+	<changeSet id="rename-filter-avoid-keyword" author="athou">
+		<renameColumn tableName="FEEDSUBSCRIPTIONS" oldColumnName="filter" newColumnName="filtering_expression" />
+	</changeSet>
+
 </databaseChangeLog>