错误信息: Error setting null parameter. Most JDBC drivers require that the JdbcType must be specified for all nullable parameters.
数据库字段允许null空值,但是mybatis没有指定该字段的默认类型,因次会报错,PL/SQL不会提示错误,因为PL/SQL知道空值对应的字段类型
UPDATE INFO SET CAPITAL = #{CAPITAL}, NAME = #{NAME ,jdbcType=VARCHAR}, AMOUNT = #{AMOUNT,jdbcType=DECIMAL} WHERE ID =#{ID}
mybatis官方中文文档:http://mybatis.github.io/mybatis-3/zh/