| @@ 391-402 (lines=12) @@ | ||
| 388 | * |
|
| 389 | * @return bool true if no errors, false if errors encountered |
|
| 390 | */ |
|
| 391 | public function dropColumn($table, $column) |
|
| 392 | { |
|
| 393 | // Find table def. |
|
| 394 | if (isset($this->tables[$table])) { |
|
| 395 | $tableDef = $this->tables[$table]; |
|
| 396 | $this->queue[] = "ALTER TABLE `{$tableDef['name']}` DROP COLUMN `{$column}`"; |
|
| 397 | } else { |
|
| 398 | return $this->tableNotEstablished(); |
|
| 399 | } |
|
| 400 | ||
| 401 | return true; |
|
| 402 | } |
|
| 403 | ||
| 404 | /** |
|
| 405 | * Add drop index operation to the work queue |
|
| @@ 412-422 (lines=11) @@ | ||
| 409 | * |
|
| 410 | * @return bool true if no errors, false if errors encountered |
|
| 411 | */ |
|
| 412 | public function dropIndex($name, $table) |
|
| 413 | { |
|
| 414 | if (isset($this->tables[$table])) { |
|
| 415 | $tableDef = $this->tables[$table]; |
|
| 416 | $this->queue[] = "ALTER TABLE `{$tableDef['name']}` DROP INDEX `{$name}`"; |
|
| 417 | } else { |
|
| 418 | return $this->tableNotEstablished(); |
|
| 419 | } |
|
| 420 | ||
| 421 | return true; |
|
| 422 | } |
|
| 423 | ||
| 424 | /** |
|
| 425 | * Add drop for all (non-PRIMARY) keys for a table to the work |
|
| @@ 467-477 (lines=11) @@ | ||
| 464 | * |
|
| 465 | * @return bool true if no errors, false if errors encountered |
|
| 466 | */ |
|
| 467 | public function dropPrimaryKey($table) |
|
| 468 | { |
|
| 469 | if (isset($this->tables[$table])) { |
|
| 470 | $tableDef = $this->tables[$table]; |
|
| 471 | $this->queue[] = "ALTER TABLE `{$tableDef['name']}` DROP PRIMARY KEY "; |
|
| 472 | } else { |
|
| 473 | return $this->tableNotEstablished(); |
|
| 474 | } |
|
| 475 | ||
| 476 | return true; |
|
| 477 | } |
|
| 478 | ||
| 479 | /** |
|
| 480 | * Add drop of table to the work queue |
|
| @@ 486-495 (lines=10) @@ | ||
| 483 | * |
|
| 484 | * @return bool true if no errors, false if errors encountered |
|
| 485 | */ |
|
| 486 | public function dropTable($table) |
|
| 487 | { |
|
| 488 | if (isset($this->tables[$table])) { |
|
| 489 | $tableDef = $this->tables[$table]; |
|
| 490 | $this->queue[] = "DROP TABLE `{$tableDef['name']}` "; |
|
| 491 | unset($this->tables[$table]); |
|
| 492 | } |
|
| 493 | // no table is not an error since we are dropping it anyway |
|
| 494 | return true; |
|
| 495 | } |
|
| 496 | ||
| 497 | ||
| 498 | /** |
|
| @@ 693-703 (lines=11) @@ | ||
| 690 | * |
|
| 691 | * @return bool true if no errors, false if errors encountered |
|
| 692 | */ |
|
| 693 | public function truncate($table) |
|
| 694 | { |
|
| 695 | if (isset($this->tables[$table])) { |
|
| 696 | $tableDef = $this->tables[$table]; |
|
| 697 | $this->queue[] = "TRUNCATE TABLE `{$tableDef['name']}`"; |
|
| 698 | } else { |
|
| 699 | return $this->tableNotEstablished(); |
|
| 700 | } |
|
| 701 | ||
| 702 | return true; |
|
| 703 | } |
|
| 704 | ||
| 705 | ||
| 706 | ||