报错的主要提示

no enum contant org.apache.ibatis.type.JdbcType.Decimal

原因

在Mybatis中jdbcType的类型不符和要求
Decimal不是jdbc的数据类型，必须写为大写的DECIMAL

Mybatis中javaType和jdbcType对应和CRUD例子

<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>
 

Mybatis中javaType和jdbcType对应关系

   JDBCType            JavaType
    CHAR                String
    VARCHAR             String
    LONGVARCHAR         String
    NUMERIC             java.math.BigDecimal
    DECIMAL             java.math.BigDecimal
    BIT                 boolean
    BOOLEAN             boolean
    TINYINT             byte
    SMALLINT            short
    INTEGER             int
    BIGINT              long
    REAL                float
    FLOAT               double
    DOUBLE              double
    BINARY              byte[]
    VARBINARY           byte[]
    LONGVARBINARY               byte[]
    DATE                java.sql.Date
    TIME                java.sql.Time
    TIMESTAMP           java.sql.Timestamp
    CLOB                Clob
    BLOB                Blob
    ARRAY               Array
    DISTINCT            mapping of underlying type
    STRUCT              Struct
    REF                 Ref
    DATALINK            java.net.URL
    

参考：mybatis常用jdbcType数据类型以及对应的JavaType