diff --git a/jOOQ/src/main/java/org/jooq/WithStep.java b/jOOQ/src/main/java/org/jooq/WithStep.java
index 8b66fd0e14..3c755d3302 100644
--- a/jOOQ/src/main/java/org/jooq/WithStep.java
+++ b/jOOQ/src/main/java/org/jooq/WithStep.java
@@ -2594,7 +2594,7 @@ public interface WithStep extends QueryPart {
      * statement without field specification. See also
      * {@link #mergeInto(Table, Field...)}
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record> MergeUsingStep<R> mergeInto(Table<R> table);
 
 
@@ -2619,7 +2619,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1> MergeKeyStep1<R, T1> mergeInto(Table<R> table, Field<T1> field1);
 
     /**
@@ -2642,7 +2642,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2> MergeKeyStep2<R, T1, T2> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2);
 
     /**
@@ -2665,7 +2665,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3> MergeKeyStep3<R, T1, T2, T3> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3);
 
     /**
@@ -2688,7 +2688,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4> MergeKeyStep4<R, T1, T2, T3, T4> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4);
 
     /**
@@ -2711,7 +2711,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5> MergeKeyStep5<R, T1, T2, T3, T4, T5> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5);
 
     /**
@@ -2734,7 +2734,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6> MergeKeyStep6<R, T1, T2, T3, T4, T5, T6> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6);
 
     /**
@@ -2757,7 +2757,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7> MergeKeyStep7<R, T1, T2, T3, T4, T5, T6, T7> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7);
 
     /**
@@ -2780,7 +2780,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8> MergeKeyStep8<R, T1, T2, T3, T4, T5, T6, T7, T8> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8);
 
     /**
@@ -2803,7 +2803,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9> MergeKeyStep9<R, T1, T2, T3, T4, T5, T6, T7, T8, T9> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9);
 
     /**
@@ -2826,7 +2826,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> MergeKeyStep10<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10);
 
     /**
@@ -2849,7 +2849,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> MergeKeyStep11<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11);
 
     /**
@@ -2872,7 +2872,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> MergeKeyStep12<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12);
 
     /**
@@ -2895,7 +2895,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> MergeKeyStep13<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13);
 
     /**
@@ -2918,7 +2918,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> MergeKeyStep14<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14);
 
     /**
@@ -2941,7 +2941,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> MergeKeyStep15<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15);
 
     /**
@@ -2964,7 +2964,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> MergeKeyStep16<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16);
 
     /**
@@ -2987,7 +2987,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17> MergeKeyStep17<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17);
 
     /**
@@ -3010,7 +3010,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18> MergeKeyStep18<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17, Field<T18> field18);
 
     /**
@@ -3033,7 +3033,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19> MergeKeyStep19<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17, Field<T18> field18, Field<T19> field19);
 
     /**
@@ -3056,7 +3056,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20> MergeKeyStep20<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17, Field<T18> field18, Field<T19> field19, Field<T20> field20);
 
     /**
@@ -3079,7 +3079,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21> MergeKeyStep21<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17, Field<T18> field18, Field<T19> field19, Field<T20> field20, Field<T21> field21);
 
     /**
@@ -3102,7 +3102,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22> MergeKeyStep22<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22> mergeInto(Table<R> table, Field<T1> field1, Field<T2> field2, Field<T3> field3, Field<T4> field4, Field<T5> field5, Field<T6> field6, Field<T7> field7, Field<T8> field8, Field<T9> field9, Field<T10> field10, Field<T11> field11, Field<T12> field12, Field<T13> field13, Field<T14> field14, Field<T15> field15, Field<T16> field16, Field<T17> field17, Field<T18> field18, Field<T19> field19, Field<T20> field20, Field<T21> field21, Field<T22> field22);
 
 
@@ -3127,7 +3127,7 @@ public interface WithStep extends QueryPart {
      * </tr>
      * </table>
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record> MergeKeyStepN<R> mergeInto(Table<R> table, Field<?>... fields);
 
     /**
@@ -3135,7 +3135,7 @@ public interface WithStep extends QueryPart {
      *
      * @see #mergeInto(Table, Field...)
      */
-    @Support({})
+    @Support({ H2 })
     <R extends Record> MergeKeyStepN<R> mergeInto(Table<R> table, Collection<? extends Field<?>> fields);
 
     /**