Merge remote-tracking branch 'origin/2'

This commit is contained in:
Damian Mooyman 2018-02-09 10:06:00 +13:00
commit 577988715f
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@ -36,6 +36,11 @@ class PostgreSQLDatabase extends Database
*/
protected $schema;
/**
* @var bool
*/
protected $transactionNesting = 0;
/**
* Toggle if transactions are supported. Defaults to true.
*
@ -519,15 +524,20 @@ class PostgreSQLDatabase extends Database
public function transactionStart($transaction_mode = false, $session_characteristics = false)
{
$this->query('BEGIN;');
if ($this->transactionNesting > 0) {
$this->transactionSavepoint('NESTEDTRANSACTION' . $this->transactionNesting);
} else {
$this->query('BEGIN;');
if ($transaction_mode) {
$this->query("SET TRANSACTION {$transaction_mode};");
}
if ($transaction_mode) {
$this->query("SET TRANSACTION {$transaction_mode};");
}
if ($session_characteristics) {
$this->query("SET SESSION CHARACTERISTICS AS TRANSACTION {$session_characteristics};");
if ($session_characteristics) {
$this->query("SET SESSION CHARACTERISTICS AS TRANSACTION {$session_characteristics};");
}
}
++$this->transactionNesting;
}
public function transactionSavepoint($savepoint)
@ -538,15 +548,24 @@ class PostgreSQLDatabase extends Database
public function transactionRollback($savepoint = false)
{
if ($savepoint) {
$this->query("ROLLBACK TO {$savepoint};");
$this->query('ROLLBACK TO ' . $savepoint);
} else {
$this->query('ROLLBACK;');
--$this->transactionNesting;
if ($this->transactionNesting > 0) {
$this->transactionRollback('NESTEDTRANSACTION' . $this->transactionNesting);
} else {
$this->query('ROLLBACK');
}
}
}
public function transactionEnd($chain = false)
{
$this->query('COMMIT;');
--$this->transactionNesting;
if ($this->transactionNesting <= 0) {
$this->transactionNesting = 0;
$this->query('COMMIT;');
}
}
public function comparisonClause($field, $value, $exact = false, $negate = false, $caseSensitive = null, $parameterised = false)