public Schema::dropPrimaryKey($table)
Drop the primary key.
Parameters
$table: The table to be altered.
Return value
TRUE if the primary key was successfully dropped, FALSE if there was no primary key on this table to begin with.
Overrides Schema::dropPrimaryKey
File
- core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php, line 676
Class
- Schema
- SQLite implementation of \Drupal\Core\Database\Schema.
Namespace
Drupal\Core\Database\Driver\sqlite
Code
1 2 3 4 5 6 7 8 9 10 11 12 | public function dropPrimaryKey($table) { $old_schema = $this->introspectSchema($table); $new_schema = $old_schema; if (empty($new_schema['primary key'])) { return FALSE; } unset($new_schema['primary key']); $this->alterTable($table, $old_schema, $new_schema); return TRUE;} |
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