# 创建一个users表,有自增长的id和name con.execute('create table authors(id int primary key auto_increment,'name varchar(25))') # 插入两条数据到表中 con.execute('insert into persons(name) values("abc")') con.execute('insert into persons(name) values("xiaotuo")') # 执行查询操作 result...
当然数据表数量太大,你将最好用别的方式 Create proc [dbo].[spGenInsertSQL] (@tablename varc...
使用SQLAlchemy获取插入的行数可以通过以下步骤实现: 1. 导入必要的模块和类: ```python from sqlalchemy import create_engine, insert...
创建数据库:create datebase 要创建的数据库名 创建数据表:create table 表名 (id int,name char(30)); 插入数据:insert into 表名 (id,name,age)values (1,‘字符串’,23) 1. 2. 3. 4. 2. sql语句:删 删除用户:drop user 指定的用户名@‘%’; 删除数据库:drop databese 数据库名; 删除数据表...
"get", "get_bind", "is_modified", "bulk_save_objects", "bulk_insert_mappings", "bulk_update_mappings", "merge", "query", "refresh", "rollback", "scalar", "scalars", ], attributes=[ "bind", "dirty", "deleted", "new", ...
>>> Role.query.get(2).name u'moderator' 返回的是moderator,和id一样 要讲SQLAlchemy查询语句转成原生的SQL语句,只需用str()即可 str(Role.query.filter_by(name='administrators').all()) 如果在第一次使用shell会话的时候,创建了行的Python对象,那么再关闭Shell后,再打开,这些对象不能再使用,必须重新创...
id) # 返回BaseQuery, 别名使用 label blog.csdn.net/weixin_44 8)执行sql 如果对sql比较熟悉,可以直接执行sql,如下: from base import db sql = "select * from dbuser where username = 'Li'" for res in db.session.execute(sql): print(res) sql = """ insert into dbuser (username, email)...
, _meta) return _meta def insert(self): _meta = self.get_class_meta() ...
call(), init(), add(), add_all(), autoflush, begin(), begin_nested(), bind, bulk_insert_mappings(), bulk_save_objects(), bulk_update_mappings(), close(), close_all(), commit(), configure(), connection(), delete(), deleted, dirty, execute(), expire(), expire_all(), expunge...
id INT AUTO_INCREMENT PRIMARY KEY, name varchar(64), age int, gender varchar(8), breed varchar(64), weightvarchar(64), owner int, CONSTRAINT fk_humans FOREIGN KEY (owner) REFERENCES humans(id) ); insert into dogs(name, age, gender, breed, weight, owner) values ...