gt11799 · January 13, 2018 13:51
diff --git a/mongodb_group_min.js b/mongodb_group_min.js
 db.task_log.aggregate(
    [
        {
            $match: {
                "status": "1009",
            }
        },
        {
            $group: {
                _id: "$source_id",
                min_created: {$min: "$created"},
                task_no: {$first: "$task_no"},
            }
        }, 
        {
            $out: "first_finish_task",
        }
    ]
 )
	db.task_log.aggregate(
	[
	{
	$match: {
	"status": "1009",
	}
	},
	{
	$group: {
	_id: "$source_id",
	min_created: {$min: "$created"},
	task_no: {$first: "$task_no"},
	}
	},
	{
	$out: "first_finish_task",
	}
	]
	)