public &ConditionInterface::conditions()

public QueryBase::groupBy($field, $langcode = NULL)

public QueryFactory::getAggregate($entity_type_id, $conjunction

public QueryFactoryInterface::getAggregate(EntityTypeInterface

public Tables::addField($field, $type, $langcode)

Array of conditions. Type:

public QueryAggregate::existsAggregate($field, $function,

protected QueryAggregate::compileAggregate()

protected QueryAggregate::finish()

public QueryBase::aggregate($field, $function, $langcode = NULL, &$alias