public Connection::queryRange($query, $from, $count, array $args

Minimum required libmysqlclient version. File core/lib/Drupal/Core/Database/Driver/mysql/Install/Tasks

public Schema::dropField($table, $field) Drop

public Schema::addIndex($table, $name, $fields, array $spec)

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

protected Schema::processField($field) Set

Schema::getFieldTypeMap() This

protected Tasks::checkStandardConformingStringsSuccess()

Minimum required MySQLnd version. File core/lib/Drupal/Core/Database/Driver/mysql/Install/Tasks.php,

public Schema::tableExists($table) Check