From 502146f7f2d086b3a1beaea41de3edc488f78b3c Mon Sep 17 00:00:00 2001
From: Artem Voloznov <volozart@gmail.com>
Date: Wed, 25 Sep 2019 12:28:03 +0300
Subject: [PATCH] Added unique key on eav_attribute_option_value table

---
 app/code/Magento/Eav/etc/db_schema.xml            | 4 ++++
 app/code/Magento/Eav/etc/db_schema_whitelist.json | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/app/code/Magento/Eav/etc/db_schema.xml b/app/code/Magento/Eav/etc/db_schema.xml
index b6c42d725e5e9..7cbdc809d5fba 100644
--- a/app/code/Magento/Eav/etc/db_schema.xml
+++ b/app/code/Magento/Eav/etc/db_schema.xml
@@ -458,6 +458,10 @@
         <constraint xsi:type="foreign" referenceId="EAV_ATTRIBUTE_OPTION_VALUE_STORE_ID_STORE_STORE_ID"
                     table="eav_attribute_option_value" column="store_id" referenceTable="store"
                     referenceColumn="store_id" onDelete="CASCADE"/>
+        <constraint xsi:type="unique" referenceId="EAV_ATTRIBUTE_OPTION_VALUE_STORE_ID_OPTION_ID">
+            <column name="store_id"/>
+            <column name="option_id"/>
+        </constraint>
         <index referenceId="EAV_ATTRIBUTE_OPTION_VALUE_OPTION_ID" indexType="btree">
             <column name="option_id"/>
         </index>
diff --git a/app/code/Magento/Eav/etc/db_schema_whitelist.json b/app/code/Magento/Eav/etc/db_schema_whitelist.json
index b3f1aca50df01..3e08c44410f7a 100644
--- a/app/code/Magento/Eav/etc/db_schema_whitelist.json
+++ b/app/code/Magento/Eav/etc/db_schema_whitelist.json
@@ -287,7 +287,8 @@
         "constraint": {
             "PRIMARY": true,
             "EAV_ATTR_OPT_VAL_OPT_ID_EAV_ATTR_OPT_OPT_ID": true,
-            "EAV_ATTRIBUTE_OPTION_VALUE_STORE_ID_STORE_STORE_ID": true
+            "EAV_ATTRIBUTE_OPTION_VALUE_STORE_ID_STORE_STORE_ID": true,
+            "EAV_ATTRIBUTE_OPTION_VALUE_STORE_ID_OPTION_ID": true
         }
     },
     "eav_attribute_label": {