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<?php
/**
* `SET` statement.
*/
declare(strict_types=1);
namespace PhpMyAdmin\SqlParser\Statements;
use PhpMyAdmin\SqlParser\Components\OptionsArray;
use PhpMyAdmin\SqlParser\Components\SetOperation;
use PhpMyAdmin\SqlParser\Statement;
use function trim;
/**
* `SET` statement.
*/
class SetStatement extends Statement
{
/**
* The clauses of this statement, in order.
*
* @see Statement::$CLAUSES
*
* @var array
*/
public static $CLAUSES = [
'SET' => [
'SET',
3,
],
'_END_OPTIONS' => [
'_END_OPTIONS',
1,
],
];
/**
* Possible exceptions in SET statement.
*
* @var array
*/
public static $OPTIONS = [
'CHARSET' => [
3,
'var',
],
'CHARACTER SET' => [
3,
'var',
],
'NAMES' => [
3,
'var',
],
'PASSWORD' => [
3,
'expr',
],
'SESSION' => 3,
'GLOBAL' => 3,
'PERSIST' => 3,
'PERSIST_ONLY' => 3,
'@@SESSION' => 3,
'@@GLOBAL' => 3,
'@@PERSIST' => 3,
'@@PERSIST_ONLY' => 3,
];
/** @var array */
public static $END_OPTIONS = [
'COLLATE' => [
1,
'var',
],
'DEFAULT' => 1,
];
/**
* Options used in current statement.
*
* @var OptionsArray[]
*/
public $options;
/**
* The end options of this query.
*
* @see static::$END_OPTIONS
*
* @var OptionsArray
*/
public $end_options;
/**
* The updated values.
*
* @var SetOperation[]
*/
public $set;
/**
* @return string
*/
public function build()
{
$ret = 'SET ' . OptionsArray::build($this->options)
. ' ' . SetOperation::build($this->set)
. ' ' . OptionsArray::build($this->end_options);
return trim($ret);
}
}