python manage.py makemigrations
... migrate
... createsupersuer[name:password]
sqlite3:
/tongheng$ sqlite3
... .databases
... .open tongheng.db
... .tables
... select count() from tablename
... drop table tablename
... PRAGMA table_info(tablename)
...> ;
0|creatdate|TEXT|0||0
1|creathour|INTEGER|0||0
2|mean|REAL|0||0
3|max|REAL|0||0
4|min|REAL|0||0
5|abnormal_mean|REAL|0||0
6|abnormal_times|INTEGER|0||0
magrations下文件太多，使用如下步驟清理
http://blog.csdn.net/zhuoxiuwu/article/details/52167599
python manage.py makemigrations
python manage.py showmigrations
python manage.py migrate --fake appname zero
python manage.py showmigrations # [X] 變?yōu)閇 ]
# 刪除app/migrations/下除__init__.py的文件
python manage.py makemigrations
python manage.py migrate --fake-initial
python manage.py migrate
python manage.py showmigrations
數(shù)據(jù)庫操作
modelName.objects.filter(id__in = [65190, 65193,1])
__range = [a, b] # bound
__gt # >
__gte # >=
__lt # <
__lte # <=
modelName.objects.order_by("state_province", "address") # 第一個相同奋救，按第二個排序
js:
async:false,
