mybatis.net insert 返回主键

mybatis insert语句

<insert id="Add" parameterClass="UserInfo" resultClass="int">
INSERT INTO UserInfo(UserName,Password,NickName) VALUES (#UserName#,#Password#,#NickName#)
</insert>

MSSQL

<insert id="Add" parameterClass="UserInfo" resultClass="int">
INSERT INTO UserInfo(UserName,Password,NickName) VALUES (#UserName#,#Password#,#NickName#)
<selectKey  type="post" property="Id" resultClass="int">
SELECT @@Identity as value
</selectKey>
</insert>

MYSQL

<insert id="Add" parameterClass="UserInfo" resultClass="int">
INSERT INTO UserInfo(UserName,Password,NickName) VALUES (#UserName#,#Password#,#NickName#)
<selectKey  type="post" property="Id" resultClass="int">
SELECT LAST_INSERT_ID()  as value
</selectKey>
</insert>

ORACLE

<insert id="Add" parameterClass="UserInfo">
<selectKey resultClass="int" type="pre" property="Id" >
SELECT STOCKIDSEQUENCE.NEXTVAL AS VALUE FROM DUAL
</selectKey>
INSERT INTO UserInfo(id,UserName,Password,NickName) VALUES (#id#,#UserName#,#Password#,#NickName#)
</insert>