Файл: vendor/laravel/framework/src/Illuminate/Database/Query/Grammars/MariaDbGrammar.php
Строк: 75
<?php
namespace IlluminateDatabaseQueryGrammars;
use IlluminateDatabaseQueryBuilder;
use IlluminateDatabaseQueryJoinLateralClause;
use RuntimeException;
class MariaDbGrammar extends MySqlGrammar
{
/**
* Compile a "lateral join" clause.
*
* @param IlluminateDatabaseQueryJoinLateralClause $join
* @param string $expression
* @return string
*
* @throws RuntimeException
*/
public function compileJoinLateral(JoinLateralClause $join, string $expression): string
{
throw new RuntimeException('This database engine does not support lateral joins.');
}
/**
* Compile a "JSON value cast" statement into SQL.
*
* @param string $value
* @return string
*/
public function compileJsonValueCast($value)
{
return "json_query({$value}, '$')";
}
/**
* Compile a query to get the number of open connections for a database.
*
* @return string
*/
public function compileThreadCount()
{
return 'select variable_value as `Value` from information_schema.global_status where variable_name = 'THREADS_CONNECTED'';
}
/**
* Determine whether to use a legacy group limit clause for MySQL < 8.0.
*
* @param IlluminateDatabaseQueryBuilder $query
* @return bool
*/
public function useLegacyGroupLimit(Builder $query)
{
return false;
}
/**
* Wrap the given JSON selector.
*
* @param string $value
* @return string
*/
protected function wrapJsonSelector($value)
{
[$field, $path] = $this->wrapJsonFieldAndPath($value);
return 'json_value('.$field.$path.')';
}
}