MySQL implementation of \Drup

public Schema::fieldSetNoDefault($table, $field)

PostgreSQL implementation of

public Schema::changeField($table, $field, $field_new, $spec, $keys_new

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

Specifies installation tasks for PostgreSQL databases. Hierarchy class \Drupal\Co

public Schema::fieldSetNoDefault($table, $field)

public Connection::nextId($existing_id = 0)

public Update::execute() Executes

public Tasks::getFormOptions(array $database)