Provides common functionality for INSERT and UPSERT queries. Hierarchy trait \Dru

public Schema::dropPrimaryKey($table) Drop

public Connection::query($query, array $args = array(), $options

public TableSortExtender::__construct(SelectInterface

public SelectExtender::havingIsNull($field)

public Schema::prepareComment($comment, $length = NULL)

Provides a base implementation for Database Schema. Hierarchy class \Drupal\Core\Database\

Exception thrown if specified database is not found. Hierarchy class \Drupal\Core\Database\

MySQL implementation of

abstract public Schema::indexExists($table, $name) Checks