function Schema::addPrimaryKey
Add a primary key.
Parameters
$table: The table to be altered.
$fields: Fields for the primary key.
Overrides Schema::addPrimaryKey
1 call to Schema::addPrimaryKey()
- Schema::_createKeys in core/
modules/ pgsql/ src/ Driver/ Database/ pgsql/ Schema.php
File
-
core/
modules/ pgsql/ src/ Driver/ Database/ pgsql/ Schema.php, line 766
Class
- Schema
- PostgreSQL implementation of \Drupal\Core\Database\Schema.
Namespace
Drupal\pgsql\Driver\Database\pgsqlCode
public function addPrimaryKey($table, $fields) {
if (!$this->tableExists($table)) {
throw new SchemaObjectDoesNotExistException("Cannot add primary key to table '{$table}': table doesn't exist.");
}
if ($this->constraintExists($table, 'pkey')) {
throw new SchemaObjectExistsException("Cannot add primary key to table '{$table}': primary key already exists.");
}
$this->connection
->query('ALTER TABLE {' . $table . '} ADD CONSTRAINT ' . $this->ensureIdentifiersLength($table, '', 'pkey') . ' PRIMARY KEY (' . $this->createPrimaryKeySql($fields) . ')');
$this->resetTableInformation($table);
}
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