https://bug200.com/post/18067614 我想创建一个时间戳列,其默认值为CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP使用Laravel模式生成器/迁移。我已经阅读了Laravel文档好几次了,我不知道如何将其作为时间戳列的默认值。 这个timestamps()函数设置默认值0000-00-00 00:00对于它生成的两列。 Laravel 5.4在单个A...
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a record will be inserted into the database. The created_at and updated_at timestamps will automatically be set when the save method is called, so there is no need to set them manually.
`timestamp` TIMESTAMP, ); We’ll now set our session time_zone to +02:00 and store some data 现在,我们要将Session时区设置为+02:00,并存储一些数据 SET SESSION time_zone = '+02:00'; INSERT INTO timestamp_test VALUES ('1970-01-01 03:00:00'); Check that the value got stored: 检...
self::checkExist($userid,$otherUserid)){UserRelationBoth::insert([['userid'=>$userid,'otherUserid'=>$otherUserid,'createtime'=>time(),'updatetime'=>time(),],['userid'=>$otherUserid,'otherUserid'=>$userid,'createtime'=>time(),'updatetime'=>time(),]]);//互相喜欢,添加好友...
`timestamp` TIMESTAMP, ); 1. 2. 3. We’ll now set our session time_zone to +02:00 and store some data 现在,我们要将Session时区设置为+02:00,并存储一些数据 SET SESSION time_zone = '+02:00'; INSERT INTO timestamp_test VALUES ('1970-01-01 03:00:00'); ...
问如何在laravel中使用sql NOW( )函数ENLaravel默认附带created_at和updated_at时间戳字段，它会自行更新...
Now, when you call the delete method on the model, the deleted_at column will be set to the current timestamp. When querying a model that uses soft deletes, the "deleted" models will not be included in query results.Forcing Soft Deleted Models Into ResultsTo force soft deleted models to...
Now, when you call the delete method on the model, the deleted_at column will be set to the current timestamp. When querying a model that uses soft deletes, the "deleted" models will not be included in query results.Forcing Soft Deleted Models Into ResultsTo force soft deleted models to...
1$posts = POST::whereDate('created_at', '>=', now() )->get(); This will result in a query similar to below 1select * from posts where date(created_at) >= 'timestamp-here' The above query will result in a full table scan, because the where condition isn't applied until thedat...