Issue #1171866 by sun: Fixed Enforced fetching of fields/columns in lowercase...

Issue #1171866 by sun: Fixed Enforced fetching of fields/columns in lowercase breaks third-party integration.

core/lib/Drupal/Core/Database/Driver/mysql/Connection.php

@@ -55,8 +55,6 @@ public function __construct(array $connection_options = array()) {
       PDO::MYSQL_ATTR_USE_BUFFERED_QUERY => TRUE,
       // Because MySQL's prepared statements skip the query cache, because it's dumb.
       PDO::ATTR_EMULATE_PREPARES => TRUE,
-      // Force column names to lower case.
-      PDO::ATTR_CASE => PDO::CASE_LOWER,
     );
 
     parent::__construct($dsn, $connection_options['username'], $connection_options['password'], $connection_options['pdo']);

core/lib/Drupal/Core/Database/Driver/mysql/Schema.php

@@ -390,7 +390,7 @@ public function indexExists($table, $name) {
     // Returns one row for each column in the index. Result is string or FALSE.
     // Details at http://dev.mysql.com/doc/refman/5.0/en/show-index.html
     $row = $this->connection->query('SHOW INDEX FROM {' . $table . "} WHERE key_name = '$name'")->fetchAssoc();
-    return isset($row['key_name']);
+    return isset($row['Key_name']);
   }
 
   public function addPrimaryKey($table, $fields) {

core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php

@@ -71,8 +71,6 @@ public function __construct(array $connection_options = array()) {
       PDO::ATTR_EMULATE_PREPARES => TRUE,
       // Convert numeric values to strings when fetching.
       PDO::ATTR_STRINGIFY_FETCHES => TRUE,
-      // Force column names to lower case.
-      PDO::ATTR_CASE => PDO::CASE_LOWER,
     );
     parent::__construct($dsn, $connection_options['username'], $connection_options['password'], $connection_options['pdo']);
 

core/lib/Drupal/Core/Database/Driver/sqlite/Connection.php

@@ -73,8 +73,6 @@ public function __construct(array $connection_options = array()) {
       'pdo' => array(),
     );
     $connection_options['pdo'] += array(
-      // Force column names to lower case.
-      PDO::ATTR_CASE => PDO::CASE_LOWER,
       // Convert numeric values to strings when fetching.
       PDO::ATTR_STRINGIFY_FETCHES => TRUE,
     );