数据库驱动增加getExplain方法用于性能分析

2026-07-06 23:02:48 +08:00 · 2016-02-01 10:07:48 +08:00
parent 35be826195
commit f6b2b3528e
6 changed files with 68 additions and 9 deletions
--- a/library/think/db/driver/Sqlite.php
+++ b/library/think/db/driver/Sqlite.php
@@ -42,6 +42,7 @@ class Sqlite extends Driver
        $result          = $this->query('PRAGMA table_info( ' . $tableName . ' )');
        $info            = [];
        if ($result) {
+            $result = array_change_key_case($result);
            foreach ($result as $key => $val) {
                $info[$val['name']] = [
                    'name'    => $val['name'],
@@ -101,4 +102,15 @@ class Sqlite extends Driver
    {
        return 'RANDOM()';
    }
+
+    /**
+     * SQL性能分析
+     * @access protected
+     * @param string $sql
+     * @return array
+     */
+    protected function getExplain($sql)
+    {
+
+    }
 }