@startuml
!include https://f.umlcn.com/c4.puml

!define Table(name,desc) class name as "desc" << (T,#FFAAAA) >>
!define primary_key(x) <color:red><b>x</b></color>
!define unique(x) <color:green>x</color>
!define not_null(x) <u>x</u>
hide methods
hide stereotypes


 Table(table_2, "table_2\n(This is table 2)"){
not_null(id) bigint
 not_null(user_id) bigint  用户id
 not_null(user_name) varchar  用户名称
 not_null(prod_id) bigint  产品id
 interest_date dateNULL计息日期
 }


 Table(table_3, "table_3\n(This is table 3)"){
not_null(id) bigint
 not_null(user_id) bigint  用户id
 not_null(user_name) varchar  用户名称
 not_null(prod_id) bigint  产品id
 }

table_2 .. table_3

@enduml

@startuml
!include https://f.umlcn.com/c4.puml

!define Table(name,desc) class name as "desc" << (T,#FFAAAA) >>
!define primary_key(x) <color:red><b>x</b></color>
!define unique(x) <color:green>x</color>
!define not_null(x) <u>x</u>
hide methods
hide stereotypes


 Table(table_2, "table_2\n(This is table 2)"){
not_null(id) bigint
 not_null(user_id) bigint  用户id
 not_null(user_name) varchar  用户名称
 not_null(prod_id) bigint  产品id
 interest_date dateNULL计息日期
 }


 Table(table_3, "table_3\n(This is table 3)"){
not_null(id) bigint
 not_null(user_id) bigint  用户id
 not_null(user_name) varchar  用户名称
 not_null(prod_id) bigint  产品id
 }

table_2 .. table_3

@enduml