Mybatis中javaType和jdbcType对应和CRUD例子

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.mybatis.config.InfoDao">
<resultMap type="java.util.Map" id="resultjcm">
<result property="FLD_NUMBER" column="FLD_NUMBER" javaType="double" jdbcType="NUMERIC"/>
<result property="FLD_VARCHAR" column="FLD_VARCHAR" javaType="string" jdbcType="VARCHAR"/>
<result property="FLD_DATE" column="FLD_DATE" javaType="java.sql.Date" jdbcType="DATE"/>
<result property="FLD_INTEGER" column="FLD_INTEGER" javaType="int" jdbcType="INTEGER"/>
<result property="FLD_DOUBLE" column="FLD_DOUBLE" javaType="double" jdbcType="DOUBLE"/>
<result property="FLD_LONG" column="FLD_LONG" javaType="long" jdbcType="INTEGER"/>
<result property="FLD_CHAR" column="FLD_CHAR" javaType="string" jdbcType="CHAR"/>
<result property="FLD_BLOB" column="FLD_BLOB" javaType="[B" jdbcType="BLOB" />
<result property="FLD_CLOB" column="FLD_CLOB" javaType="string" jdbcType="CLOB"/>
<result property="FLD_FLOAT" column="FLD_FLOAT" javaType="float" jdbcType="FLOAT"/>
<result property="FLD_TIMESTAMP" column="FLD_TIMESTAMP" javaType="java.sql.Timestamp" jdbcType="TIMESTAMP"/>
</resultMap>

<select id="selectAll" parameterType="map" resultMap="resultjcm">
select * from JCM
</select>

<insert id="insertInfo" parameterType="map">
insert into jcm
values
(
#{FLD_NUMBER,jdbcType=INTEGER},
#{FLD_VARCHAR,jdbcType=VARCHAR},
#{FLD_DATE,jdbcType=DATE},
#{FLD_INTEGER,jdbcType=INTEGER},
#{FLD_DOUBLE,jdbcType=DOUBLE},
#{FLD_LONG,jdbcType=INTEGER},
#{FLD_CHAR,jdbcType=CHAR},
#{FLD_BLOB,jdbcType=BLOB},
#{FLD_CLOB,jdbcType=CLOB},
#{FLD_FLOAT,jdbcType=FLOAT},
#{FLD_TIMESTAMP,jdbcType=TIMESTAMP}
)
</insert>

<select id="selectOne" resultMap="resultjcm">
select * from jcm where
FLD_NUMBER=#{FLD_NUMBER,jdbcType=INTEGER}
</select>

<delete id="delectOne" parameterType="map">
delete from jcm
where
FLD_NUMBER=#{FLD_NUMBER,jdbcType=INTEGER}
</delete>

<update id="updateOne" parameterType="map">
update jcm set
FLD_VARCHAR=#{FLD_VARCHAR,jdbcType=VARCHAR},FLD_DATE=#{FLD_DATE,jdbcType=DATE},FLD_INTEGER=#{FLD_INTEGER,jdbcType=INTEGER} where
FLD_NUMBER=#{FLD_NUMBER,jdbcType=INTEGER}
</update>

</mapper>

节选自：http://blog.sina.com.cn/s/blog_4a456e6a0100vse0.html