diff --git a/includes/database/mysql/database.inc b/includes/database/mysql/database.inc
index 47ef8d5..d4ad58d 100644
--- a/includes/database/mysql/database.inc
+++ b/includes/database/mysql/database.inc
@@ -42,8 +42,6 @@ class DatabaseConnection_mysql extends DatabaseConnection {
       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,
     ));
 
     // Force MySQL to use the UTF-8 character set. Also set the collation, if a
diff --git a/includes/database/pgsql/database.inc b/includes/database/pgsql/database.inc
index 98b954f..f673143 100644
--- a/includes/database/pgsql/database.inc
+++ b/includes/database/pgsql/database.inc
@@ -57,8 +57,6 @@ class DatabaseConnection_pgsql extends DatabaseConnection {
       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,
     ));
 
     // Force PostgreSQL to use the UTF-8 character set by default.
diff --git a/includes/database/sqlite/database.inc b/includes/database/sqlite/database.inc
index cf3b955..39a2c6e 100644
--- a/includes/database/sqlite/database.inc
+++ b/includes/database/sqlite/database.inc
@@ -64,8 +64,6 @@ class DatabaseConnection_sqlite extends DatabaseConnection {
     $this->connectionOptions = $connection_options;
 
     parent::__construct('sqlite:' . $connection_options['database'], '', '', 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,
     ));