diff --git a/jOOQ-meta/src/main/java/org/jooq/meta/DefaultRelations.java b/jOOQ-meta/src/main/java/org/jooq/meta/DefaultRelations.java
index 09d605060f..c331244c49 100644
--- a/jOOQ-meta/src/main/java/org/jooq/meta/DefaultRelations.java
+++ b/jOOQ-meta/src/main/java/org/jooq/meta/DefaultRelations.java
@@ -144,7 +144,11 @@ public class DefaultRelations implements Relations {
         // Remove the existing key from the column -> key mapping
         primaryKeysByColumn = null;
         uniqueKeysByColumn = null;
+        uniqueKeysByTable = null;
         keysByColumn = null;
+        keysByTable = null;
+        foreignKeysByColumn = null;
+        foreignKeysByTable = null;
 
         // Remove the existing key from the primary key mapping (not from the unique key mapping!)
         Iterator<Entry<Key, UniqueKeyDefinition>> it = primaryKeys.entrySet().iterator();