public Delete::execute() Executes

public Connection::getFullQualifiedTableName($table)

Schema::addUniqueKey($table, $name, $fields)

public Connection::prepareQuery($query)

public Schema::fieldSetDefault($table, $field, $default)

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

abstract protected Query::execute() Runs

MySQL implementation of \Drupal\Core\Database\Query\Select

public Schema::findTables($table_expression) Finds

protected Schema::getPrefixInfo($table = 'default', $add_prefix = TRUE)