function chado_delete_mview
3.x tripal_chado.mviews.api.inc | chado_delete_mview($mview_id) |
Does the specified action for the specified Materialized View.
Parameters
$op: The action to be taken. One of update or delete.
$mview_id: The unique ID of the materialized view for the action to be performed on.
Related topics
3 calls to chado_delete_mview()
- tripal_chado_update_7324 in tripal_chado/
tripal_chado.install - Updating the db2cv materialized view.
- tripal_delete_mview in tripal_chado/
api/ tripal_chado.DEPRECATED.api.inc - Does the specified action for the specified Materialized View.
- tripal_mviews_delete_form_submit in tripal_chado/
includes/ tripal_chado.mviews.inc - form submit hook for the tripal_custom_tables_delete_form form.
File
- tripal_chado/
api/ tripal_chado.mviews.api.inc, line 313 - Provides an application programming interface (API) to manage materialized views in Chado.
Code
function chado_delete_mview($mview_id) {
global $user;
if (!$mview_id) {
return '';
}
// Get this mview details.
$sql = "SELECT * FROM {tripal_mviews} WHERE mview_id = :mview_id";
$results = db_query($sql, array(':mview_id' => $mview_id));
$mview = $results->fetchObject();
// If op is to delete then do so.
// Remove the mview from the tripal_mviews table.
$sql = "DELETE FROM {tripal_mviews} WHERE mview_id = $mview_id";
db_query($sql);
// Does the table already exist?
$mview_exists = chado_table_exists($mview->mv_table);
// Drop the table from chado if it exists.
if ($mview_exists) {
$sql = "DROP TABLE {" . $mview->mv_table . "}";
$success = chado_query($sql);
if ($success) {
drupal_set_message(t("Materialized view, %name, deleted.", array('%name' => $mview->name)));
}
else {
drupal_set_message(t("Problem deleting materialized view, %name.", array('%name' => $mview->name)), 'error');
}
}
}