Same name and namespace in other branches
- 4.7.x includes/install.inc \drupal_get_installed_schema_version()
- 5.x includes/install.inc \drupal_get_installed_schema_version()
- 7.x includes/install.inc \drupal_get_installed_schema_version()
- 8.9.x core/includes/schema.inc \drupal_get_installed_schema_version()
- 9 core/includes/schema.inc \drupal_get_installed_schema_version()
Returns the currently installed schema version for a module.
Parameters
$module: A module name.
$reset: Set to TRUE after modifying the system table.
$array: Set to TRUE if you want to get information about all modules in the system.
Return value
The currently installed schema version.
2 calls to drupal_get_installed_schema_version()
- system_requirements in modules/
system/ system.install - Implementation of hook_requirements().
- update_script_selection_form in ./
update.php
File
- includes/
install.inc, line 71
Code
function drupal_get_installed_schema_version($module, $reset = FALSE, $array = FALSE) {
static $versions = array();
if ($reset) {
$versions = array();
}
if (!$versions) {
$versions = array();
$result = db_query("SELECT name, schema_version FROM {system} WHERE type = '%s'", 'module');
while ($row = db_fetch_object($result)) {
$versions[$row->name] = $row->schema_version;
}
}
return $array ? $versions : $versions[$module];
}