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Recreate tle-table with FK

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This commit is contained in:
int2001
2024-12-09 07:10:57 +00:00
parent 8608e8d85f
commit 49ad84d1f1
1 changed files with 6 additions and 3 deletions
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9
application/migrations/230_tle_cron.php
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@@ -3,6 +3,11 @@ defined('BASEPATH') or exit('No direct script access allowed');
class Migration_tle_cron extends CI_Migration {
public function up() {
$this->db->query("DROP TABLE tle");
$this->db->query("CREATE TABLE `tle` (`id` int(6) unsigned NOT NULL AUTO_INCREMENT, `satelliteid` int(6) unsigned NOT NULL,
`tle` text DEFAULT NULL, `updated` timestamp NOT NULL DEFAULT current_timestamp(),
PRIMARY KEY (`satelliteid`), UNIQUE KEY `tle_unique_id` (`id`)) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4");
$this->db->query("ALTER TABLE tle ADD CONSTRAINT tle_satellite_FK FOREIGN KEY (satelliteid) REFERENCES satellite(id) ON DELETE CASCADE");
if ($this->chk4cron('update_update_tle') == 0) {
$data = array(
array(
@@ -18,15 +23,13 @@ class Migration_tle_cron extends CI_Migration {
$this->db->insert_batch('cron', $data);
}
$this->dbtry("ALTER TABLE tle ADD CONSTRAINT tle_unique_satelliteid UNIQUE (satelliteid);");
}
public function down() {
if ($this->chk4cron('update_tle') > 0) {
$this->db->query("delete from cron where id='update_update_tle'");
}
$this->dbtry("ALTER TABLE tle DROP INDEX tle_unique_satelliteid;");
// No way back to tle-table
}
function chk4cron($cronkey) {