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https://github.com/silverstripe/silverstripe-sqlite3
synced 2024-10-22 17:05:37 +02:00
FIX Add nested transaction support
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@ -50,6 +50,11 @@ class SQLite3Database extends Database
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*/
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protected $livesInMemory = false;
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/**
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* @var bool
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*/
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protected $transactionNesting = 0;
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/**
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* List of default pragma values
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*
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@ -448,7 +453,12 @@ class SQLite3Database extends Database
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public function transactionStart($transaction_mode = false, $session_characteristics = false)
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{
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$this->query('BEGIN');
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if ($this->transactionNesting > 0) {
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$this->transactionSavepoint('NESTEDTRANSACTION' . $this->transactionNesting);
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} else {
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$this->query('BEGIN');
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}
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++$this->transactionNesting;
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}
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public function transactionSavepoint($savepoint)
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@ -461,13 +471,22 @@ class SQLite3Database extends Database
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if ($savepoint) {
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$this->query("ROLLBACK TO $savepoint;");
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} else {
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$this->query('ROLLBACK;');
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--$this->transactionNesting;
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if ($this->transactionNesting > 0) {
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$this->transactionRollback('NESTEDTRANSACTION' . $this->transactionNesting);
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} else {
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$this->query('ROLLBACK;');
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}
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}
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}
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public function transactionEnd($chain = false)
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{
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$this->query('COMMIT;');
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--$this->transactionNesting;
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if ($this->transactionNesting <= 0) {
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$this->transactionNesting = 0;
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$this->query('COMMIT;');
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}
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}
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public function clearTable($table)
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