From f70ef59fe8664a761ecb156efa6ec377bd271410 Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Wed, 18 Nov 2020 15:07:36 +0100
Subject: [PATCH] [jOOQ/jOOQ#10968] Ambiguous field identifier when parsing
 unions with unqualified columns and parseWithMetaLookups

---
 jOOQ/src/main/java/org/jooq/impl/ParserImpl.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java b/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
index d6d51f1456..f5b2b933af 100644
--- a/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
+++ b/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
@@ -1352,6 +1352,9 @@ final class ParserImpl implements Parser {
 
         CombineOperator combine;
         while ((combine = parseCombineOperatorIf(ctx, false)) != null) {
+            ctx.scopeEnd();
+            ctx.scopeStart();
+
             if (degree == null)
                 degree = Tools.degree(result);
 
@@ -1381,6 +1384,9 @@ final class ParserImpl implements Parser {
 
         CombineOperator combine;
         while ((combine = parseCombineOperatorIf(ctx, true)) != null) {
+            ctx.scopeEnd();
+            ctx.scopeStart();
+
             if (degree == null)
                 degree = Tools.degree(result);