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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Db\Sql\Schema; |
| 16 | |
| 17 | /** |
| 18 | * Schema TRUNCATE table class |
| 19 | * |
| 20 | * @category Pop |
| 21 | * @package Pop\Db |
| 22 | * @author Nick Sagona, III <nick@popphp.org> |
| 23 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 24 | * @license https://www.popphp.org/license New BSD License |
| 25 | * @version 7.0.0 |
| 26 | */ |
| 27 | class Truncate extends AbstractTable |
| 28 | { |
| 29 | |
| 30 | /** |
| 31 | * CASCADE flag |
| 32 | * @var bool |
| 33 | */ |
| 34 | protected bool $cascade = false; |
| 35 | |
| 36 | /** |
| 37 | * Set the CASCADE flag |
| 38 | * |
| 39 | * @return Truncate |
| 40 | */ |
| 41 | public function cascade(): Truncate |
| 42 | { |
| 43 | $this->cascade = true; |
| 44 | return $this; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Render the table schema |
| 49 | * |
| 50 | * SQLite has no TRUNCATE TABLE statement, so DELETE FROM is used instead to achieve |
| 51 | * the same effect of removing all rows from the table. |
| 52 | * |
| 53 | * @return string |
| 54 | */ |
| 55 | public function render(): string |
| 56 | { |
| 57 | if ($this->isSqlite()) { |
| 58 | return 'DELETE FROM ' . $this->quoteId($this->table) . ';' . PHP_EOL; |
| 59 | } |
| 60 | |
| 61 | return 'TRUNCATE TABLE ' . $this->quoteId($this->table) . |
| 62 | ((($this->isPgsql()) && ($this->cascade)) ? ' CASCADE' : null) . ';' . PHP_EOL; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Render the table schema to string |
| 67 | * |
| 68 | * @return string |
| 69 | */ |
| 70 | public function __toString(): string |
| 71 | { |
| 72 | return $this->render(); |
| 73 | } |
| 74 | |
| 75 | } |