WIP: large refactoring to allow cache usage

CHANGELOG.md

@@ -30,6 +30,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 * Minimal changes to the error messages for invalid user names and passwords.
+* Java query cache is now user specific when necessary. Thus, also more complex
+  queries are cached than before.
 
 ### Deprecated
 
@@ -46,8 +48,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   used.
 
 ### Security
-* Query cache is now user specific. Thus, intermediate query results are not
-  reused for users (with potentially other permissions).
 
 ## [0.7.3] - 2022-05-03
 (Daniel Hornung)

src/test/java/org/caosdb/server/query/QueryTest.java

@@ -42,7 +42,7 @@ public class QueryTest {
   String getCacheKey(String query) {
     Query q = new Query(query);
     q.parse();
-    return q.getCacheKey();
+    return q.getCacheKey(true);
   }
 
   @Test