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public function Schema::dropIndex

public Schema::dropIndex($table, $name)

Drop an index.

Parameters

$table: The table to be altered.

$name: The name of the index.

Return value

TRUE if the index was successfully dropped, FALSE if there was no index by that name to begin with.

Overrides Schema::dropIndex

File

core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php, line 611

Class

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

Namespace

Drupal\Core\Database\Driver\sqlite

Code

public function dropIndex($table, $name) {
  if (!$this->indexExists($table, $name)) {
    return FALSE;
  }

  $info = $this->getPrefixInfo($table);

  $this->connection->query('DROP INDEX ' . $info['schema'] . '.' . $info['table'] . '_' . $name);
  return TRUE;
}

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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Driver!sqlite!Schema.php/function/Schema::dropIndex/8.1.x