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#356074 follow-up by mfb: Fix sequences API upgrade path.

merge-requests/26/head
Angie Byron 2009-10-20 19:06:09 +00:00
parent 8f21cc4025
commit ee7bd3ceab
1 changed files with 16 additions and 9 deletions
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25
modules/system/system.install
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@ -2859,16 +2859,23 @@ function system_update_7043() {
* Reuse the actions_aid table as sequences.
*/
function system_update_7044() {
db_drop_primary_key('actions_aid');
db_change_field('actions_aid', 'aid', 'value', array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE), array('primary key' => array('value')));
db_rename_table('actions_aid', 'sequences');
$max = db_query('SELECT MAX(value) FROM {sequences}')->fetchField();
$schema['sequences'] = array(
'description' => 'Stores IDs.',
'fields' => array(
'value' => array(
'description' => 'The value of the sequence.',
'type' => 'serial',
'unsigned' => TRUE,
'not null' => TRUE,
),
),
'primary key' => array('value'),
);
db_create_table('sequences', $schema['sequences']);
$max_aid = db_query('SELECT MAX(aid) FROM {actions_aid}')->fetchField();
$max_uid = db_query('SELECT MAX(uid) FROM {users}')->fetchField();
if ($max_uid > $max) {
db_update('sequences')->fields(array('value' => $max_uid))->execute();
}
$max = db_query('SELECT MAX(value) FROM {sequences}')->fetchField();
db_delete('sequences')->condition('value', $max, '<');
db_insert('sequences')->fields(array('value' => max($max_aid, $max_uid)))->execute();
db_drop_table('actions_aid');
}
/**