修改了插入数据时发生错误时输出错误sql语句
修改了插入数据时字符串数据‘号的问题
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..7038ae8
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 2.7.3 virtualenv at ~/Dev/py27-dev64" project-jdk-type="Python SDK" />
+</project>
+