From 705476f620bee36ea7f5f8e8b258d3371d1eb587 Mon Sep 17 00:00:00 2001
From: lukaseder <lukas.eder@gmail.com>
Date: Fri, 16 Feb 2018 11:20:25 +0100
Subject: [PATCH] [#7183] Cannot ORDER BY null in PostgreSQL, when
 Field.sortAsc() has no parameters

---
 jOOQ/src/main/java/org/jooq/impl/ConstantSortField.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/jOOQ/src/main/java/org/jooq/impl/ConstantSortField.java b/jOOQ/src/main/java/org/jooq/impl/ConstantSortField.java
index 2dea0a4581..c36d03e0da 100644
--- a/jOOQ/src/main/java/org/jooq/impl/ConstantSortField.java
+++ b/jOOQ/src/main/java/org/jooq/impl/ConstantSortField.java
@@ -60,11 +60,16 @@ final class ConstantSortField<T> extends CustomField<T> {
     @Override
     public void accept(Context<?> ctx) {
         switch (ctx.family()) {
+            // [#6574] [#7183] Some databases do not allow for ORDER BY null clauses
 
 
 
 
 
+            case POSTGRES:
+                ctx.sql('(').visit(K_SELECT).sql(" 1)");
+                break;
+
             default:
                 ctx.visit(DSL.NULL().sortDefault());
                 break;