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Examples

minimal db mapper utils for mysql

python orm utils for mysql


Install

pip install miniorm


model define

dbargkws = {'user': 'test','password': 'test','host': 'localhost','port': "3306",'database': 'test','autocommit': False,'charset': 'utf8'}
from miniorm import Model
user_model = Model.make("User", dbargkws, "users")  #users is db tablename

select

s = user_model.get_by_map({"pid": 123}, select_cols=["id", 'name'])

select one

s = user_model.get_one_by_map({"id": u.id}, select_cols=["id", 'name'])

select like

s = user_model.get_by_map({"id": u.id, "name$like":"john"}, select_cols=["id", 'name'])

select in

s = user_model.get_by_map({"name$in":["john", "abc", "addd"]}, select_cols=["id", 'name'])

select search

search all name with john* and nathen*
s = user_model.get_by_map({"id": u.id, "name$match":"john nathen"}, select_cols=["id", 'name'])

select gt/gte/lt/lte

s = user_model.get_by_map({"id$gt": 1, "name$like":"john"}, select_cols=["id", 'name'])

select order by

s = user_model.get_by_map({"name$like":"john"}, order_by=["id desc", "name"])

pagination/

s = user_model.get_by_map({"name$like":"john"}, start=0,limit=20, and_or="and")

count distinct

usercont = user_model.count_by_map({"id$gt": 1, "name$like":"john"}, distinct="pid")

group by

usercont = user_model.count_by_map({"id$gt": 1, "name$like":"john"}, group_by="name")

insert

#by namedtuple
User = namedtuple("User", ['id', 'name', 'pwd', 'email'])
user = User(None, '1', '2', "10000003exeee@a.com")
ins = user_model.insert(user)

#by dict
user = {'name':"ww", 'pwd':"pwd", 'email': "xxx"}
ins = user_model.insert(user)

update

#by namedtuple
User = namedtuple("User", ['id', 'name', 'pwd', 'email'])
user = User(1, '1', '2', "10000003exeee@a.com")
updates, nops = user_model.update(user)
updates, nops = user_model.update(user, where={"id":1})

#by dict
user = {'id':1, 'name':"ww", 'pwd':"pwd", 'email': "xxx"}
updates, nops = user_model.update(user)
updates, nops = user_model.update(user, where={"id":1})

delete

uid = 1
user_model.delete_by_id(uid)
user_model.delete_by_map({"id":uid})
user_model.delete_all()
user_model.truncate()

columns

user_model.columns()

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