Same name in this branch

1. 9 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::dropPrimaryKey()
2. 9 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::dropPrimaryKey()
3. 9 core/tests/fixtures/database_drivers/module/corefake/src/Driver/Database/corefakeWithAllCustomClasses/Schema.php \Drupal\corefake\Driver\Database\corefakeWithAllCustomClasses\Schema::dropPrimaryKey()
4. 9 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::dropPrimaryKey()

Same name and namespace in other branches

1. 8.9.x core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php \Drupal\Core\Database\Driver\sqlite\Schema::dropPrimaryKey()
2. 8.9.x core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\Schema::dropPrimaryKey()
3. 8.9.x core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::dropPrimaryKey()
4. 8.9.x core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::dropPrimaryKey()
5. 10 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::dropPrimaryKey()
6. 10 core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::dropPrimaryKey()
7. 10 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::dropPrimaryKey()
8. 10 core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Schema.php \Drupal\core_fake\Driver\Database\CoreFakeWithAllCustomClasses\Schema::dropPrimaryKey()
9. 10 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::dropPrimaryKey()
10. 11.x core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::dropPrimaryKey()
11. 11.x core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::dropPrimaryKey()
12. 11.x core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::dropPrimaryKey()
13. 11.x core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::dropPrimaryKey()

Drop the primary key.

Parameters

$table: The table to be altered.

Return value

bool TRUE if the primary key was successfully dropped, FALSE if there was no primary key on this table to begin with.

Overrides Schema::dropPrimaryKey

1 call to Schema::dropPrimaryKey()

Schema::dropField in core/modules/mysql/src/Driver/Database/mysql/Schema.php

Drop a field.

File

core/modules/mysql/src/Driver/Database/mysql/Schema.php, line 513

Class

Schema

MySQL implementation of \Drupal\Core\Database\Schema.

Namespace

Drupal\mysql\Driver\Database\mysql

Code

public function dropPrimaryKey($table) {
    if (!$this->indexExists($table, 'PRIMARY')) {
        return FALSE;
    }
    $this->connection
        ->query('ALTER TABLE {' . $table . '} DROP PRIMARY KEY');
    return TRUE;
}

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