From 8bb7f7f50e99407c5f4def6e2f8e429245bd8613 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 28 Oct 2016 13:16:38 +0300 Subject: [ci skip] Add upgrade instructions for CI_Sessions --- user_guide_src/source/installation/upgrade_312.rst | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'user_guide_src/source') diff --git a/user_guide_src/source/installation/upgrade_312.rst b/user_guide_src/source/installation/upgrade_312.rst index 91467233e..e0b2191dd 100644 --- a/user_guide_src/source/installation/upgrade_312.rst +++ b/user_guide_src/source/installation/upgrade_312.rst @@ -12,3 +12,29 @@ Replace all files and directories in your *system/* directory. .. note:: If you have any custom developed files in these directories, please make copies of them first. + +Step 2: Update your "ci_sessions" database table +================================================ + +If you're using the :doc:`Session Library ` with the +'database' driver, you may have to ``ALTER`` your sessions table for your +sessions to continue to work. + +.. note:: The table in question is not necessarily named "ci_sessions". + It is what you've set as your ``$config['sess_save_path']``. + +This will only affect you if you've changed your ``session.hash_function`` +*php.ini* setting to something like 'sha512'. Or if you've been running +an older CodeIgniter version on PHP 7.1+. + +It is recommended that you do this anyway, just to avoid potential issues +in the future if you do change your configuration. + +Just execute the one of the following SQL queries, depending on your +database:: + + // MySQL: + ALTER TABLE ci_sessions CHANGE id id varchar(128) NOT NULL; + + // PostgreSQL + ALTER TABLE ci_sessions ALTER COLUMN id SET DATA TYPE varchar(128); -- cgit v1.2.3-24-g4f1b