I want to make this query using Zend\Db\Sql\Select:
SELECT table1.* FROM table1
INNER JOIN table2 ON table1.columnA = table2.columnB
INNER JOIN table3 ON table1.columnC = table3.columnD
WHERE (table2.column2 = 2 or table3.column3 = 3) and table1.column1 = 1
ORDER BY table1.columnE ASC LIMIT 1
I have this code so far:
/*@var $db Adapter */
$db = $this->getServiceLocator()->get('db');
$sql = new Sql($db);
$select = $sql->select();
$select->from('table1');
$select->join('table2','table1.columnA = table2.columnB',array());
$select->join('table3','table1.columnC = table3.columnD',array());
$select->where(array('table2.column2' => 2, 'table2.column3' => 3), Predicate\PredicateSet::OP_OR);
$select->where(array('table1.column1' => 1),Predicate\PredicateSet::OP_AND);
$select->order('table1.columnE ASC');
$select->limit(1);
$statement = $sql->prepareStatementForSqlObject($select);
$resultSet = $statement->execute();
But doesn't works, because produce this one (without the "(" and ")" for the OR):
SELECT table1.* FROM table1
INNER JOIN table2 ON table1.columnA = table2.columnB
INNER JOIN table3 ON table1.columnC = table3.columnD
WHERE table2.column2 = 2 or table3.column3 = 3 and table1.column1 = 1
ORDER BY table1.columnE ASC LIMIT 1
What can I do?
from the top of the head using Where fluent interface:
$select->where
->nest
->equalTo('table2.column2', 2)
->or
->equalTo('table2.column3', 3)
->unnest
->and
->equalTo('table1.column1', 1);
I would do something like:
$where = new \Zend\Db\Sql\Where();
$where
->nest()
->equalTo('table2.column2', 2)
->or
->equalTo('table2.column3', 3)
->unnest()
->and
->equalTo('table1.column1', 1);
$select->where($where)
Just because this way your $select keep being an implementation of Zend\Db\Sql\SqlInterface while doing
$select->where
->nest
will return an instance of a Zend Sql operator. Which is not bad but then you can't just do
$statement = $sql->prepareStatementForSqlObject($select);
$resultSet = $statement->execute();
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