Fix SKU limit in import new products

Author: ravi-chandra3197

app/code/Magento/CatalogImportExport/Model/Import/Product.php

@@ -159,6 +159,11 @@ class Product extends \Magento\ImportExport\Model\Import\Entity\AbstractEntity
      */
     const URL_KEY = 'url_key';
 
+    /**
+    * SKU max length
+    */
+    const DB_MAX_SKU_LENGTH = 65;
+
     /**
      * Attribute cache
      *

app/code/Magento/CatalogImportExport/Model/Import/Product/Validator.php

@@ -69,6 +69,8 @@ protected function textValidation($attrCode, $type)
         $val = $this->string->cleanString($this->_rowData[$attrCode]);
         if ($type == 'text') {
             $valid = $this->string->strlen($val) < Product::DB_MAX_TEXT_LENGTH;
+        } else if ($attrCode == Product::COL_SKU) {
+            $valid = $this->string->strlen($val) < Product::DB_MAX_SKU_LENGTH;
         } else {
             $valid = $this->string->strlen($val) < Product::DB_MAX_VARCHAR_LENGTH;
         }