57 lines
1.2 KiB
PHP
57 lines
1.2 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\MySQLi;
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use CodeIgniter\Database\BaseBuilder;
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/**
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* Builder for MySQLi
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*/
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class Builder extends BaseBuilder
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{
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/**
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* Identifier escape character
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*
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* @var string
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*/
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protected $escapeChar = '`';
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/**
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* Specifies which sql statements
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* support the ignore option.
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*
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* @var array
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*/
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protected $supportedIgnoreStatements = [
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'update' => 'IGNORE',
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'insert' => 'IGNORE',
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'delete' => 'IGNORE',
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];
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/**
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* FROM tables
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*
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* Groups tables in FROM clauses if needed, so there is no confusion
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* about operator precedence.
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*
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* Note: This is only used (and overridden) by MySQL.
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*/
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protected function _fromTables(): string
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{
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if (! empty($this->QBJoin) && count($this->QBFrom) > 1) {
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return '(' . implode(', ', $this->QBFrom) . ')';
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}
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return implode(', ', $this->QBFrom);
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}
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}
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