74 lines
1.6 KiB
PHP
74 lines
1.6 KiB
PHP
<?php
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/**
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* This file is part of CodeIgniter 4 framework.
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*
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* (c) CodeIgniter Foundation <admin@codeigniter.com>
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*
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* For the full copyright and license information, please view
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* the LICENSE file that was distributed with this source code.
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*/
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namespace CodeIgniter\Database\SQLite3;
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use CodeIgniter\Database\BaseBuilder;
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/**
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* Builder for SQLite3
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*/
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class Builder extends BaseBuilder
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{
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/**
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* Default installs of SQLite typically do not
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* support limiting delete clauses.
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*
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* @var bool
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*/
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protected $canLimitDeletes = false;
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/**
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* Default installs of SQLite do no support
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* limiting update queries in combo with WHERE.
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*
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* @var bool
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*/
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protected $canLimitWhereUpdates = false;
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/**
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* ORDER BY random keyword
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*
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* @var array
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*/
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protected $randomKeyword = [
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'RANDOM()',
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];
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/**
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* @var array
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*/
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protected $supportedIgnoreStatements = [
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'insert' => 'OR IGNORE',
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];
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/**
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* Replace statement
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*
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* Generates a platform-specific replace string from the supplied data
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*/
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protected function _replace(string $table, array $keys, array $values): string
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{
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return 'INSERT OR ' . parent::_replace($table, $keys, $values);
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}
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/**
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* Generates a platform-specific truncate string from the supplied data
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*
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* If the database does not support the TRUNCATE statement,
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* then this method maps to 'DELETE FROM table'
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*/
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protected function _truncate(string $table): string
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{
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return 'DELETE FROM ' . $table;
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}
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}
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