Entity relationship definition (part of ORM features)

bobo · September 2, 2021, 4:40am

Is there a way to define relationships for multiple entities, such as one to one, many to many, many to one, such as Axelor (a classic Java open source low-code platform) using xml to define the entity model

github.com

axelor/axelor-open-suite/blob/master/axelor-crm/src/main/resources/domains/Lead.xml

<?xml version="1.0" encoding="UTF-8"?>
<domain-models xmlns="http://axelor.com/xml/ns/domain-models"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://axelor.com/xml/ns/domain-models http://axelor.com/xml/ns/domain-models/domain-models_5.3.xsd">

  <module name="crm" package="com.axelor.apps.crm.db"/>

  <entity name="Lead" lang="java">
  
 	<string name="titleSelect" title="Title" selection="partner.title.type.select"/>
    <string name="name" required="true" title="Last name"/>
    <string name="firstName" title="First name"/>
    <string name="enterpriseName" title="Enterprise"/>
    <string name="officeName" title="Office name"/>
    <many-to-one name="jobTitleFunction" title="Job Title" ref="com.axelor.apps.base.db.Function"/>
    <string name="mobilePhone" title="Mobile N°"/>
    <string name="fixedPhone" title="Fixed Phone"/>
  	<string name="department" title="Dep./Div."/>
  	<string name="fax" title="Fax"/>
  	<string name="webSite" title="Website"/>

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tjerman · September 13, 2021, 7:41am

Not at the moment, nor is it on our timeline.
We are planning on leveraging JSON schemas for some data model configurations; would this address your issues as well?