Get the query grammar instance.
| public getGrammar ( ) : Illuminate\Database\Query\Grammars\Grammar | ||
| return | Illuminate\Database\Query\Grammars\Grammar | |
/**
* Create a new join clause instance.
*
* @param \Illuminate\Database\Query\Builder $parentQuery
* @param string $type
* @param string $table
* @return void
*/
public function __construct(Builder $parentQuery, $type, $table)
{
$this->type = $type;
$this->table = $table;
$this->parentQuery = $parentQuery;
parent::__construct($parentQuery->getConnection(), $parentQuery->getGrammar(), $parentQuery->getProcessor());
}
public function __construct(Builder $builder, Request $request)
{
$this->query = $builder;
$this->request = $request;
$this->columns = $this->query->columns;
$this->prefix = $this->query->getGrammar()->getTablePrefix();
}
/**
* Evaluate query as string.
*
* @return string
*/
public function getValue()
{
$sql = '(' . $this->query->toSql() . ')';
if ($this->alias) {
$alias = $this->query->getGrammar()->wrapTable($this->alias);
$sql .= ' as ' . $alias;
}
return $sql;
}
/**
* Get driver-specific case insensitive like operator.
*
* @return string
*/
protected function getLikeOperator()
{
$grammar = $this->query->getGrammar();
if ($grammar instanceof PostgresGrammar) {
return 'ilike';
}
return 'like';
}
/**
* Get the query grammar instance.
*
* @return \Illuminate\Database\Query\Grammars\Grammar
* @static
*/
public static function getGrammar()
{
return \Illuminate\Database\Query\Builder::getGrammar();
}
/**
* @param Builder|QueryBuilder $queryBuilder
* @return string
*/
protected function getILike($queryBuilder)
{
$grammar = $queryBuilder->getGrammar();
if ($grammar instanceof MySqlGrammar) {
return "COLLATE UTF8_GENERAL_CI LIKE";
}
if ($grammar instanceof PostgresGrammar) {
return "ilike";
}
return 'like';
}
