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<?php namespace Illuminate\Database; use Exception; use Illuminate\Database\PDO\MySqlDriver; use Illuminate\Database\Query\Grammars\MySqlGrammar as QueryGrammar; use Illuminate\Database\Query\Processors\MySqlProcessor; use Illuminate\Database\Schema\Grammars\MySqlGrammar as SchemaGrammar; use Illuminate\Database\Schema\MySqlBuilder; use Illuminate\Database\Schema\MySqlSchemaState; use Illuminate\Filesystem\Filesystem; use PDO; class MySqlConnection extends Connection { /** * Escape a binary value for safe SQL embedding. * * @param string $value * @return string */ protected function escapeBinary($value) { $hex = bin2hex($value); return "x'{$hex}'"; } /** * Determine if the given database exception was caused by a unique constraint violation. * * @param \Exception $exception * @return bool */ protected function isUniqueConstraintError(Exception $exception) { return boolval(preg_match('#Integrity constraint violation: 1062#i', $exception->getMessage())); } /** * Determine if the connected database is a MariaDB database. * * @return bool */ public function isMaria() { return str_contains($this->getPdo()->getAttribute(PDO::ATTR_SERVER_VERSION), 'MariaDB'); } /** * Get the default query grammar instance. * * @return \Illuminate\Database\Query\Grammars\MySqlGrammar */ protected function getDefaultQueryGrammar() { ($grammar = new QueryGrammar)->setConnection($this); return $this->withTablePrefix($grammar); } /** * Get a schema builder instance for the connection. * * @return \Illuminate\Database\Schema\MySqlBuilder */ public function getSchemaBuilder() { if (is_null($this->schemaGrammar)) { $this->useDefaultSchemaGrammar(); } return new MySqlBuilder($this); } /** * Get the default schema grammar instance. * * @return \Illuminate\Database\Schema\Grammars\MySqlGrammar */ protected function getDefaultSchemaGrammar() { ($grammar = new SchemaGrammar)->setConnection($this); return $this->withTablePrefix($grammar); } /** * Get the schema state for the connection. * * @param \Illuminate\Filesystem\Filesystem|null $files * @param callable|null $processFactory * @return \Illuminate\Database\Schema\MySqlSchemaState */ public function getSchemaState(Filesystem $files = null, callable $processFactory = null) { return new MySqlSchemaState($this, $files, $processFactory); } /** * Get the default post processor instance. * * @return \Illuminate\Database\Query\Processors\MySqlProcessor */ protected function getDefaultPostProcessor() { return new MySqlProcessor; } /** * Get the Doctrine DBAL driver. * * @return \Illuminate\Database\PDO\MySqlDriver */ protected function getDoctrineDriver() { return new MySqlDriver; } }
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