diff --git a/jOOQ/src/main/java/org/jooq/FactoryOperations.java b/jOOQ/src/main/java/org/jooq/FactoryOperations.java
index fbc27d7b9b..798a17e600 100644
--- a/jOOQ/src/main/java/org/jooq/FactoryOperations.java
+++ b/jOOQ/src/main/java/org/jooq/FactoryOperations.java
@@ -942,7 +942,9 @@ public interface FactoryOperations extends Configuration {
      * escape literals when concatenated into SQL clauses!
      *
      * @param sql The SQL
-     * @return The results from the executed query
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support
@@ -968,7 +970,9 @@ public interface FactoryOperations extends Configuration {
      *
      * @param sql The SQL
      * @param bindings The bindings
-     * @return A query wrapping the plain SQL
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support
@@ -989,7 +993,9 @@ public interface FactoryOperations extends Configuration {
      * escape literals when concatenated into SQL clauses!
      *
      * @param sql The SQL
-     * @return The results from the executed query
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support
@@ -1012,7 +1018,9 @@ public interface FactoryOperations extends Configuration {
      *
      * @param sql The SQL
      * @param bindings The bindings
-     * @return A query wrapping the plain SQL
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support
@@ -1036,7 +1044,9 @@ public interface FactoryOperations extends Configuration {
      * escape literals when concatenated into SQL clauses!
      *
      * @param sql The SQL
-     * @return The results from the executed query
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support
@@ -1062,7 +1072,9 @@ public interface FactoryOperations extends Configuration {
      *
      * @param sql The SQL
      * @param bindings The bindings
-     * @return A query wrapping the plain SQL
+     * @return The results from the executed query. This is never
+     *         <code>null</code>, even if the database returns no
+     *         {@link ResultSet}
      * @throws DataAccessException if something went wrong executing the query
      */
     @Support