create database

songyi/database.py

@@ -0,0 +1,27 @@
+import sqlite3
+
+conn = sqlite3.connect('courses.db')
+print ("数据库打开成功")
+c = conn.cursor()
+
+# c.execute('''CREATE TABLE COURSE_LIST
+#        (ID INT PRIMARY KEY     NOT NULL,
+#        TITLE           VARCHAR(50)    NOT NULL,
+#        DESCRIPTION     TEXT NOT NULL);''')
+
+c.execute('''CREATE TABLE COURSE_DATA
+       (MESSAGE_ID      VARCHAR(50) PRIMARY KEY     NOT NULL,
+        COURSE_ID       INT                         NOT NULL,
+        CATEGORY        VARCHAR(20)                 NOT NULL,
+        CREATED_AT      TIMESTAMP                   NOT NULL,
+        ATTACHMENT_ID   VARCHAR(50)                 NOT NULL);''')
+
+c.execute('''CREATE TABLE COURSE_ATTACHMENT
+       (ID              VARCHAR(50) PRIMARY KEY     NOT NULL,
+        ATTACHMENT_NAME VARCHAR(20)                 NOT NULL,
+        ATTACHMENT_URL  TEXT                        NOT NULL,
+        ATTACHMENT_TEXT TEXT                        NOT NULL);''')
+
+print ("数据表创建成功")
+conn.commit()
+conn.close()