Caused by: org.apache.ibatis.builder.BuilderException: Error resolving JdbcType. Cause: java.lang.IllegalArgumentException: No enum constant org.apache.ibatis.type.JdbcType.double
報錯說不存在這種枚舉類型。 mybatis 對 jdbcType 類型有嚴格的要求,而且嚴格區分大小寫; 因此將紅框的double換成DOUBLE就行了 MyBatis支持的jdbcType類型有: BIT, FLOAT,CHAR,TIMESTAMP,OTHER, UNDEFINED,BIGINT,DECIMAL,TIME,NULL,CURSOR, TINYINT,REAL,VARCHAR,BINARY,BLOB, NVARCHAR SMALLINT,DOUBLE,LONGVARCHAR,VARBINARY,CLOB,NCHAR,INTEGER,NUMERIC,DATE, LONGVARBINARY,BOOLEAN ,NCLOB