yii2 mysql update_yii2 + mysql 常用增删改查操作语法以及事务
關于數據庫mysql的使用: 1.查詢: Salesorderitem::find()-asArray()-where([order_id=$order_id])-all();Salesorderitem::find()-asArray()-where([order_id=$order_id])-one();Quote::findOne([customer_id = $customer_id]); 2.插入: $order = new S
關于數據庫mysql的使用:
1.查詢:
Salesorderitem::find()->asArray()->where(['order_id'=>$order_id])->all();
Salesorderitem::find()->asArray()->where(['order_id'=>$order_id])->one();
Quote::findOne(['customer_id' => $customer_id]);
2.插入:
$order = new Salesorder();
$order->order_status = $order_status;
$order->store = $store;
$order->save();
$order_id = Yii::$app->db->getLastInsertID();
$db->createCommand('INSERT INTO customer (name) VALUES (:name)', [ ':name' => 'Qiang',])->execute();
3更新:
3.1
Yii::$app->db->createCommand()->update(self::QUOTE_ITEM, [
'qty' => $qty,
'row_weight'=>$row_weight,
'base_row_total'=>$base_row_total,
'row_total'=>$row_total,
],
'quote_id='.self::$_quote_id.' and item_id='.$item_id )
->execute();
3.2// to update an existing customer record
$customer = Customer::findOne($id);
$customer->email = 'james@example.com';
$customer->save();
// equivalent to $custmer->update();
4. 刪除:
Quoteitem::deleteAll('quote_id='.self::$_quote_id.' and item_id='.$item_id);
注:使用mysql的時候一定要注意sql注入攻擊的屏蔽
# 開始事務
$innerTransaction = Yii::$app->db->beginTransaction();
try {
# 保存quoteitems
self::removeQuoteItems($data['item_id']);
# 獲取quoteitems ,保存到 self::$_quote_items
self::getQuoteItems();
# 保存 quote
self::saveQuote();
$innerTransaction->commit();
} catch (Exception $e) {
$innerTransaction->rollBack();
}
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