From 7c72fe155b42ef77a2837543853ccead4e95885f Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Thu, 8 Jun 2023 17:38:19 +0200
Subject: [PATCH] [jOOQ/jOOQ#8439] PostgreSQL: array(<domain over UUID>) causes
 exception

---
 .../java/org/jooq/impl/DefaultBinding.java     | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/jOOQ/src/main/java/org/jooq/impl/DefaultBinding.java b/jOOQ/src/main/java/org/jooq/impl/DefaultBinding.java
index c9b8bae66e..8d013219f6 100644
--- a/jOOQ/src/main/java/org/jooq/impl/DefaultBinding.java
+++ b/jOOQ/src/main/java/org/jooq/impl/DefaultBinding.java
@@ -4908,15 +4908,23 @@ public class DefaultBinding<T, U> implements Binding<T, U> {
         final UUID get0(BindingGetResultSetContext<U> ctx) throws SQLException {
             switch (ctx.family()) {
 
-                // [#1624] Some JDBC drivers natively support the
-                // java.util.UUID data type
-
+                // [#1624] Some JDBC drivers natively support the java.util.UUID data type
+                // [#8439] In edge cases (e.g. arrays over domains) the type info may have
+                //         been lost between server and JDBC driver, so let's expect PGobject
 
 
                 case H2:
                 case POSTGRES:
-                case YUGABYTEDB:
-                    return Convert.convert(ctx.resultSet().getObject(ctx.index()), UUID.class);
+                case YUGABYTEDB: {
+                    Object o = ctx.resultSet().getObject(ctx.index());
+
+                    if (o == null)
+                        return null;
+                    else if (o instanceof UUID u)
+                        return u;
+                    else
+                        return Convert.convert(o.toString(), UUID.class);
+                }