MAGETWO-66195: SQL Error during price reindexation process for custom profile

Author: Stanislav Idolov

app/code/Magento/Catalog/Model/ResourceModel/Product/Indexer/Eav/Source.php

@@ -15,8 +15,6 @@
  */
 class Source extends AbstractEav
 {
-    const TRANSIT_PREFIX = 'transit_';
-
     /**
      * Catalog resource helper
      *
@@ -363,45 +361,4 @@ private function saveDataFromSelect(\Magento\Framework\DB\Select $select, array
 
         $this->_saveIndexData($data);
     }
-
-    /**
-     * @inheritdoc
-     */
-    protected function _prepareRelationIndex($parentIds = null)
-    {
-        $connection = $this->getConnection();
-        $idxTable = $this->getIdxTable();
-
-        if (!$this->tableStrategy->getUseIdxTable()) {
-            $additionalIdxTable = $connection->getTableName(self::TRANSIT_PREFIX . $this->getIdxTable());
-            $connection->createTemporaryTableLike($additionalIdxTable, $idxTable);
-
-            $query = $connection->insertFromSelect(
-                $this->_prepareRelationIndexSelect($parentIds),
-                $additionalIdxTable,
-                []
-            );
-            $connection->query($query);
-
-            $select = $connection->select()->from($additionalIdxTable);
-            $query = $connection->insertFromSelect(
-                $select,
-                $idxTable,
-                [],
-                \Magento\Framework\DB\Adapter\AdapterInterface::INSERT_IGNORE
-            );
-            $connection->query($query);
-
-            $connection->dropTemporaryTable($additionalIdxTable);
-        } else {
-            $query = $connection->insertFromSelect(
-                $this->_prepareRelationIndexSelect($parentIds),
-                $idxTable,
-                [],
-                \Magento\Framework\DB\Adapter\AdapterInterface::INSERT_IGNORE
-            );
-            $connection->query($query);
-        }
-        return $this;
-    }
 }

app/code/Magento/Catalog/etc/di.xml

@@ -958,10 +958,4 @@
             <argument name="connectionName" xsi:type="string">indexer</argument>
         </arguments>
     </type>
-    <type name="Magento\Catalog\Model\ResourceModel\Product\Indexer\Eav\Source">
-        <arguments>
-            <argument name="tableStrategy" xsi:type="object">Magento\Catalog\Model\ResourceModel\Product\Indexer\TemporaryTableStrategy</argument>
-            <argument name="connectionName" xsi:type="string">indexer</argument>
-        </arguments>
-    </type>
 </config>

app/code/Magento/GroupedProduct/Model/ResourceModel/Product/Indexer/Price/Grouped.php

@@ -12,6 +12,9 @@
 
 class Grouped extends DefaultPrice implements GroupedInterface
 {
+    /**
+     * Prefix for temporary table support.
+     */
     const TRANSIT_PREFIX = 'transit_';
 
     /**