Finds the columns for the primary key, unique keys and indexes of a table.

Parameters

string $table: The name of the table.

Return value

array A schema array with the following keys: 'primary key', 'unique keys' and 'indexes', and values as arrays of database columns.

Overrides Schema::introspectIndexSchema

File

core/modules/sqlite/src/Driver/Database/sqlite/Schema.php, line 795

Class

Schema

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

Namespace

Drupal\sqlite\Driver\Database\sqlite

Code

protected function introspectIndexSchema($table) {
  if (!$this->tableExists($table)) {
    throw new SchemaObjectDoesNotExistException("The table {$table} doesn't exist.");
  }
  $schema = $this->introspectSchema($table);
  unset($schema['fields']);
  return $schema;
}

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