变更

python_12_链接数据库.py

@@ -0,0 +1,29 @@
+from pymysql import Connection
+
+conn = Connection(
+    host="localhost",
+    port=3306,
+    user="root",
+    password="123123",
+    autocommit=True  # 自动确认
+)
+
+# print(conn.get_server_info())
+
+# 执行非查询性质SQL
+cursur = conn.cursor()  # 获取游标对象
+# 选择数据库
+conn.select_db("world")
+# 执行sql
+# cursur.execute("create table test_pymysql(id int);")
+
+# cursur.execute("select * from student")
+# result = cursur.fetchall()
+# print(result)  # 返回类型为元组
+
+# 提交数据
+cursur.execute("insert into student values(1,'李白',34)")
+# 提交数据
+# conn.commit()
+
+conn.close()