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1 | <?php |
2 | |
3 | namespace Wikimedia\Rdbms; |
4 | |
5 | use Wikimedia\Rdbms\Database\DbQuoter; |
6 | |
7 | /** |
8 | * @since 1.42 |
9 | */ |
10 | interface IExpression { |
11 | |
12 | public const ACCEPTABLE_OPERATORS = [ '>', '<', '!=', '=', '>=', '<=', self::LIKE, self::NOT_LIKE ]; |
13 | |
14 | public const LIKE = 'LIKE'; |
15 | public const NOT_LIKE = 'NOT LIKE'; |
16 | |
17 | /** |
18 | * Return SQL for execution. |
19 | * @internal |
20 | */ |
21 | public function toSql( DbQuoter $dbQuoter ): string; |
22 | |
23 | /** |
24 | * Return SQL for aggregated logging. |
25 | * |
26 | * Replaces values with placeholders. |
27 | * |
28 | * @internal |
29 | */ |
30 | public function toGeneralizedSql(): string; |
31 | } |