Yii2 php yii迁移

Question

我刚刚使用xampp在linux mint上安装了yii2，我的php yii迁移不能工作。

basic # php yii migrate
Yii Migration Tool (based on Yii v2.0.10)

Exception 'yii\db\Exception' with message 'could not find driver'

in /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Connection.php:549

Stack trace:
#0 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Connection.php(863): yii\db\Connection->open()
#1 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Connection.php(850): yii\db\Connection->getMasterPdo()
#2 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Command.php(219): yii\db\Connection->getSlavePdo()
#3 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Command.php(894): yii\db\Command->prepare(true)
#4 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Command.php(362): yii\db\Command->queryInternal('fetchAll', NULL)
#5 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/mysql/Schema.php(198): yii\db\Command->queryAll()
#6 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/mysql/Schema.php(97): yii\db\mysql\Schema->findColumns(Object(yii\db\TableSchema))
#7 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/db/Schema.php(147): yii\db\mysql\Schema->loadTableSchema('migration')
#8 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/controllers/MigrateController.php(199): yii\db\Schema->getTableSchema('{{%migration}}', true)
#9 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/controllers/BaseMigrateController.php(771): yii\console\controllers\MigrateController->getMigrationHistory(NULL)
#10 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/controllers/BaseMigrateController.php(135): yii\console\controllers\BaseMigrateController->getNewMigrations()
#11 [internal function]: yii\console\controllers\BaseMigrateController->actionUp(0)
#12 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/base/InlineAction.php(55): call_user_func_array(Array, Array)
#13 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/base/Controller.php(154): yii\base\InlineAction->runWithParams(Array)
#14 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/Controller.php(128): yii\base\Controller->runAction('', Array)
#15 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/base/Module.php(454): yii\console\Controller->runAction('', Array)
#16 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/Application.php(180): yii\base\Module->runAction('migrate', Array)
#17 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/console/Application.php(147): yii\console\Application->runAction('migrate', Array)
#18 /opt/lampp/htdocs/basic/vendor/yiisoft/yii2/base/Application.php(375): yii\console\Application->handleRequest(Object(yii\console\Request))
#19 /opt/lampp/htdocs/basic/yii(20): yii\base\Application->run()
#20 {main}

Answer 1

您缺少php-mysql或php-mysqlnd

运行此命令

apt-get install php-mysql

更新

在yii中还有一个requirements.php文件。你可能需要检查一下，看看你的系统到底缺少了什么。可能是pdo-mysql

无论哪种方式，请检查需求和phpinfo()。查看您需要的内容，并确保正确安装和配置它

Answer 2

就像错误消息所说的那样-没有安装数据库驱动程序。选择您的数据库并安装正确的驱动程序。

Answer 3

以下是问题的解决方案……yiisitenamne/backend/common/config查找php文件main-local.php更改"localhost -> 127.0.0.1“