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yii2 批量插入如何过滤数据库中已经有的数据

yii2 批量插入如何过滤数据库中已经有的数据
$sql = Yii::$app->db->getQueryBuilder()->batchInsert(ClueInfo::tableName(), ClueInfo::getFields(), $data);
$res = Yii::$app->db->createCommand($sql)->execute();
如何在批量插入的同时自动跳过数据库中已存在数据


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将待插入的数据和数据库中已有的数据用 array_diff 计算差集,然后插入计算之后的数据。如果数据有唯一需求,再建个唯一索引保证数据不重复


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