diff --git a/jOOQ/src/main/java/org/jooq/impl/AbstractKey.java b/jOOQ/src/main/java/org/jooq/impl/AbstractKey.java
index fccc3d5b95..83ea1e5adf 100644
--- a/jOOQ/src/main/java/org/jooq/impl/AbstractKey.java
+++ b/jOOQ/src/main/java/org/jooq/impl/AbstractKey.java
@@ -73,7 +73,7 @@ abstract class AbstractKey<R extends Record> extends AbstractNamed implements Ke
     }
 
     AbstractKey(Table<R> table, Name name, TableField<R, ?>[] fields, boolean enforced) {
-        super(name, null);
+        super(qualify(table, name), null);
 
         this.table = table;
         this.fields = fields;
diff --git a/jOOQ/src/main/java/org/jooq/impl/AbstractNamed.java b/jOOQ/src/main/java/org/jooq/impl/AbstractNamed.java
index 3f6533e431..36d7fd1596 100644
--- a/jOOQ/src/main/java/org/jooq/impl/AbstractNamed.java
+++ b/jOOQ/src/main/java/org/jooq/impl/AbstractNamed.java
@@ -123,7 +123,10 @@ abstract class AbstractNamed extends AbstractQueryPart implements Named {
     // -------------------------------------------------------------------------
 
     static final Name qualify(Named qualifier, Name name) {
-        return qualifier == null || name.qualified() ? name : qualifier.getQualifiedName().append(name);
+        // [#9820] [#11292] name == null || name.empty() are special cases that
+        //                  may appear when using unnamed constraint declarations.
+        //                  Their unnamedness must not be changed, nor qualified!
+        return qualifier == null || name == null || name.empty() || name.qualified() ? name : qualifier.getQualifiedName().append(name);
     }
 
     static final <N extends Named> List<N> findAll(String name, Iterable<? extends N> in) {