IExpression.php

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<?php
 
namespace Wikimedia\Rdbms;
 
use Wikimedia\Rdbms\Database\DbQuoter;
 
interface IExpression {
 
    public const ACCEPTABLE_OPERATORS = [ '>', '<', '!=', '=', '>=', '<=', self::LIKE, self::NOT_LIKE ];
 
    public const LIKE = 'LIKE';
    public const NOT_LIKE = 'NOT LIKE';
 
    public function toSql( DbQuoter $dbQuoter ): string;
 
    public function toGeneralizedSql(): string;
}