From 7aa231fc2938612db9f32d9f71046b4fe73e4237 Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Tue, 15 Oct 2019 15:53:49 +0200
Subject: [PATCH] [jOOQ/jOOQ#8528] Interpret ALTER TABLE .. ADD UNIQUE

---
 jOOQ/src/main/java/org/jooq/impl/DDLInterpreter.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/jOOQ/src/main/java/org/jooq/impl/DDLInterpreter.java b/jOOQ/src/main/java/org/jooq/impl/DDLInterpreter.java
index 94149425ea..6173ac01fc 100644
--- a/jOOQ/src/main/java/org/jooq/impl/DDLInterpreter.java
+++ b/jOOQ/src/main/java/org/jooq/impl/DDLInterpreter.java
@@ -323,6 +323,8 @@ final class DDLInterpreter {
                     throw constraintAlreadyExists(impl);
                 else
                     existing.primaryKey = new MutableUniqueKey((UnqualifiedName) impl.getUnqualifiedName(), existing, existing.fields(impl.$primaryKey(), true));
+            else if (impl.$unique() != null)
+                existing.uniqueKeys.add(new MutableUniqueKey((UnqualifiedName) impl.getUnqualifiedName(), existing, existing.fields(impl.$unique(), true)));
             else
                 throw unsupportedQuery(query);
         }