/**
* @return ISqlSelectQuery
*/
private function makeSqlSelectQuery(EntityQuery $query)
{
$query = $query->toSelectQuery();
$joinMethod = SqlJoinMethod::INNER;
$childrenTable = $this->getChildren()->getPhysicalSchema()->getTable();
$proxyTable = $this->mtm->getProxy()->getPhysicalSchema()->getTable();
$condition = Expression::andChain();
$srcSqlFields = $this->getChildren()->getLogicalSchema()->getIdentifier()->getFields();
$dstSqlFields = $this->mtm->getEncapsulantProxyProperty()->getFields();
foreach ($srcSqlFields as $k => $v) {
$condition->add(Expression::eq(new SqlColumn($srcSqlFields[$k], $childrenTable), new SqlColumn($dstSqlFields[$k], $proxyTable)));
}
$query->join(new SqlConditionalJoin(new SelectQuerySource(new SqlIdentifier($proxyTable)), new SqlJoinMethod($joinMethod), $condition));
$columnName = $this->mtm->getContainerProxyProperty()->getField();
$query->andWhere(Expression::eq(new SqlColumn($columnName, $this->mtm->getProxy()->getPhysicalSchema()->getTable()), new SqlValue($this->getParentObject()->_getId())));
return $query;
}
/**
* @return void
*/
private function join(OrmProperty $property, AssociationPropertyType $type, EntityQueryBuilder $builder, SelectQuerySource $source)
{
$joinMethod = $type->getAssociationMultiplicity()->is(AssociationMultiplicity::EXACTLY_ONE) ? SqlJoinMethod::INNER : SqlJoinMethod::LEFT;
$condition = Expression::andChain();
$srcSqlFields = $property->getFields();
$dstSqlFields = $builder->entity->getLogicalSchema()->getIdentifier()->getFields();
foreach ($srcSqlFields as $k => $v) {
$condition->add(Expression::eq(new SqlColumn($srcSqlFields[$k], $this->alias), new SqlColumn($dstSqlFields[$k], $builder->alias)));
}
$source->join(new SqlConditionalJoin(new SelectQuerySource(new AliasedSqlValueExpression(new SqlIdentifier($builder->table), $builder->alias)), new SqlJoinMethod($joinMethod), $condition));
}
