Java通过Mybatis实现批量插入数据到Oracle中
<?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.oracle.mapper.AccountInfoMapper"><!-- 接口的全类名 --> <!-- type:实体类的全类名 --> <resultMap id="BaseResultMap" type="com.oracle.entity.AccountInfo"> <id column="ID" property="id" jdbcType="DECIMAL" /> <result column="USERNAME" property="userName" jdbcType="VARCHAR" /> <result column="PASSWORD" property="password" jdbcType="VARCHAR" /> <result column="GENDER" property="gender" jdbcType="CHAR" /> <result column="EMAIL" property="email" jdbcType="VARCHAR" /> <result column="CREATE_DATE" property="createDate" jdbcType="DATE" /> </resultMap> <!-- id 跟接口中的方法名称保持一致 --> <select id="queryAllAccountInfo" resultMap="BaseResultMap"> select ID, USERNAME,PASSWORD, GENDER, EMAIL, CREATE_DATE from ACCOUNT_INFO </select> <insert id="batchInsertAccountInfo" parameterType="java.util.List"> INSERT INTO ACCOUNT_INFO(ID, USERNAME,PASSWORD,GENDER, EMAIL,CREATE_DATE) ( <foreach collection="list" index="" item="accountInfo" separator="union all"> select #{accountInfo.id}, #{accountInfo.userName}, #{accountInfo.password}, #{accountInfo.gender}, #{accountInfo.email}, #{accountInfo.createDate} from dual </foreach> ) </insert> <insert id="batchInsertAccountInfoUseSeq" parameterType="java.util.List"> <selectKey resultType="long" keyProperty="id" order="BEFORE"> SELECT ACCOUNT_SEQ.NEXTVAL FROM dual </selectKey> INSERT INTO ACCOUNT_INFO(ID, USERNAME,PASSWORD,GENDER, EMAIL,CREATE_DATE) SELECT ACCOUNT_SEQ.NEXTVAL, m.* FROM( <foreach collection="list" index="" item="accountInfo" separator="union all"> select #{accountInfo.userName}, #{accountInfo.password}, #{accountInfo.gender}, #{accountInfo.email}, sysdate from dual </foreach> ) m </insert> <insert id="insertOne" parameterType="com.oracle.entity.AccountInfo"> <selectKey resultType="long" keyProperty="id" order="BEFORE"> SELECT ACCOUNT_SEQ.NEXTVAL FROM dual </selectKey> INSERT INTO ACCOUNT_INFO(ID, USERNAME,PASSWORD,GENDER, EMAIL,CREATE_DATE) values( #{id}, #{userName}, #{password}, #{gender}, #{email}, sysdate ) </insert> </mapper>