now in progress
for code genatrate
<forcedTypes>
<forcedType>
<userType>com.fasterxml.jackson.databind.JsonNode</userType>
<binding>cn.zenliu.jooq.ext.mysql.JsonBinding</binding>
<expression>.*</expression>
<types>JSON</types>
<nullability>ALL</nullability>
</forcedType>
</forcedTypes>
inprogress