Mybatis basic entry 7 query parameter input object
Description:
When executing a query statement, the input parameter is an object that retrieves data based on its attributes. In this case, when writing conditions in an SQL statement, the parameters must be consistent with the attributes in the object.
Entity class: tblclient. Java
Interface Method
Note:
The interface defines a new method (querying data based on object attributes). The method parameter is passed into an object.
XML file
Note:
>>> Parametertype = "baitang" resulttype = "baitang"
> Baitang is an alias that is configured in the mybatis-config.xml.
>>># {Cname}, # {CID}
The variable name (cname, CID) in braces must be consistent with the property name (cname, CID) of the passed object.
Test method:
Test results:
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Mybatis basic entry 7 query parameter input object