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Using only unique index

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This commit is contained in:
Andreas Kristiansen
2024-12-08 08:46:49 +01:00
parent daf9ebb09a
commit 8608e8d85f
1 changed files with 3 additions and 2 deletions
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5
application/migrations/230_tle_cron.php
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@@ -18,14 +18,15 @@ class Migration_tle_cron extends CI_Migration {
$this->db->insert_batch('cron', $data);
}
$this->dbtry("ALTER TABLE tle ADD CONSTRAINT tle_unique_satelliteid_FK FOREIGN KEY (satelliteid) REFERENCES satellite (id) ON DELETE CASCADE ON UPDATE RESTRICT;");
$this->dbtry("ALTER TABLE tle ADD CONSTRAINT tle_unique_satelliteid UNIQUE (satelliteid);");
}
public function down() {
if ($this->chk4cron('update_tle') > 0) {
$this->db->query("delete from cron where id='update_update_tle'");
}
$this->dbtry("alter table tle drop foreign key tle_unique_satelliteid_FK;");
$this->dbtry("ALTER TABLE tle DROP INDEX tle_unique_satelliteid;");
}
function chk4cron($cronkey) {