abstract public function Schema::dropPrimaryKey
abstract public Schema::dropPrimaryKey($table)
Drop the primary key.
Parameters
$table: The table to be altered.
Return value
TRUE if the primary key was successfully dropped, FALSE if there was no primary key on this table to begin with.
File
- core/lib/Drupal/Core/Database/Schema.php, line 403
Class
- Schema
- Provides a base implementation for Database Schema.
Namespace
Drupal\Core\DatabaseCode
abstract public function dropPrimaryKey($table);
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Schema.php/function/Schema::dropPrimaryKey/8.1.x