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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Db\Mssql; |
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use PDO; |
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use Yiisoft\Db\Driver\PDO\CommandPDOInterface; |
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use Yiisoft\Db\Driver\PDO\ConnectionPDO as AbstractConnectionPDO; |
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use Yiisoft\Db\Exception\Exception; |
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use Yiisoft\Db\Exception\InvalidConfigException; |
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use Yiisoft\Db\QueryBuilder\QueryBuilderInterface; |
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use Yiisoft\Db\Schema\QuoterInterface; |
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use Yiisoft\Db\Schema\SchemaInterface; |
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use Yiisoft\Db\Transaction\TransactionInterface; |
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/** |
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* Database connection class prefilled for Microsoft SQL Server. |
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* The class Connection represents a connection to a database via [PDO](https://secure.php.net/manual/en/book.pdo.php). |
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*/ |
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final class ConnectionPDO extends AbstractConnectionPDO |
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{ |
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public function createCommand(?string $sql = null, array $params = []): CommandPDOInterface |
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{ |
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$command = new CommandPDO($this, $this->queryCache); |
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if ($sql !== null) { |
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$command->setSql($sql); |
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} |
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if ($this->logger !== null) { |
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$command->setLogger($this->logger); |
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} |
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if ($this->profiler !== null) { |
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$command->setProfiler($this->profiler); |
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} |
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return $command->bindValues($params); |
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} |
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public function createTransaction(): TransactionInterface |
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{ |
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return new TransactionPDO($this); |
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} |
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/** |
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* @throws Exception|InvalidConfigException |
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*/ |
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385 |
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public function getQueryBuilder(): QueryBuilderInterface |
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{ |
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385 |
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if ($this->queryBuilder === null) { |
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385 |
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$this->queryBuilder = new QueryBuilder( |
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$this->getQuoter(), |
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$this->getSchema(), |
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); |
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} |
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return $this->queryBuilder; |
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} |
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public function getQuoter(): QuoterInterface |
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{ |
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if ($this->quoter === null) { |
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$this->quoter = new Quoter(['[', ']'], ['[', ']'], $this->getTablePrefix()); |
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} |
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return $this->quoter; |
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} |
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public function getSchema(): SchemaInterface |
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{ |
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if ($this->schema === null) { |
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$this->schema = new Schema($this, $this->schemaCache); |
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} |
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return $this->schema; |
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} |
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/** |
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* Initializes the DB connection. |
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* |
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* This method is invoked right after the DB connection is established. |
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* |
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* The default implementation turns on `PDO::ATTR_EMULATE_PREPARES`. |
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* |
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* if {@see emulatePrepare} is true, and sets the database {@see charset} if it is not empty. |
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* |
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* It then triggers an {@see EVENT_AFTER_OPEN} event. |
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*/ |
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protected function initConnection(): void |
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{ |
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$this->pdo = $this->driver->createConnection(); |
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} |
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} |
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yiisoft /
db-mssql
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