MyBatis Mapping. xml File Error

Inside the MyBatis framework, test on the DAO layer, the console display error is: Must declare the property "Resulttype" for the element type "Delete"

The SQL statements for the corresponding. xml file are:

The console's detailed error is:

1. The attribute "Resulttype" must be declared for the element type "Delete"

2.

Check the data on the Internet to say that every _sqlmapper.xml file as far as possible in each SQL statement to a namespace (the complete Java class for each DAO layer);

Finally, the _sqlmapper.xml file Resulttype deleted, the test was successful;

Success Test diagram:

1 is to get the spring container

2 is to test the number of deleted data bars (the first test deletes the number of strips is 1), this time the result is the second Test

MyBatis Mapping. xml File Error