SimpleRDBMS
Table
name
fkeys
pkey
cols
id
Column
name
type
id
FKey
references
cols
<?xml version="1.0" encoding="ASCII"?>
<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="SimpleRDBMS" nsURI="http://cs.gssi.it/simpleRDBMS" nsPrefix="simpleRDBMS">
  <eClassifiers xsi:type="ecore:EClass" name="Table">
    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" lowerBound="1"
        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
    <eStructuralFeatures xsi:type="ecore:EReference" name="fkeys" ordered="false"
        upperBound="-1" eType="#//FKey" containment="true"/>
    <eStructuralFeatures xsi:type="ecore:EReference" name="pkey" ordered="false" upperBound="-1"
        eType="#//Column"/>
    <eStructuralFeatures xsi:type="ecore:EReference" name="cols" ordered="false" upperBound="-1"
        eType="#//Column" containment="true"/>
    <eStructuralFeatures xsi:type="ecore:EAttribute" name="id" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
  </eClassifiers>
  <eClassifiers xsi:type="ecore:EClass" name="Column">
    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" lowerBound="1"
        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
    <eStructuralFeatures xsi:type="ecore:EAttribute" name="type" ordered="false" lowerBound="1"
        eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
    <eStructuralFeatures xsi:type="ecore:EAttribute" name="id" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
  </eClassifiers>
  <eClassifiers xsi:type="ecore:EClass" name="FKey">
    <eStructuralFeatures xsi:type="ecore:EReference" name="references" ordered="false"
        lowerBound="1" eType="#//Table"/>
    <eStructuralFeatures xsi:type="ecore:EReference" name="cols" ordered="false" upperBound="-1"
        eType="#//Column"/>
  </eClassifiers>
</ecore:EPackage>

{"directed":true,"nodes":[{"nsPrefix":"simpleRDBMS","nsURI":"http://cs.gssi.it/simpleRDBMS","name":"SimpleRDBMS","id":0,"eClass":"EPackage"},{"instanceTypeName":null,"defaultValue":null,"instanceClassName":null,"name":"Table","instanceClass":null,"abstract":false,"id":1,"interface":false,"eClass":"EClass"},{"instanceTypeName":null,"defaultValue":null,"instanceClassName":null,"name":"Column","instanceClass":null,"abstract":false,"id":2,"interface":false,"eClass":"EClass"},{"instanceTypeName":null,"defaultValue":null,"instanceClassName":null,"name":"FKey","instanceClass":null,"abstract":false,"id":3,"interface":false,"eClass":"EClass"},{"ordered":false,"upperBound":1,"defaultValue":null,"volatile":false,"many":false,"required":true,"eClass":"EAttribute","defaultValueLiteral":null,"unsettable":false,"transient":false,"unique":true,"name":"name","changeable":true,"lowerBound":1,"iD":false,"id":4,"derived":false},{"container":false,"ordered":false,"upperBound":-1,"defaultValue":null,"volatile":false,"many":true,"required":false,"eClass":"EReference","defaultValueLiteral":null,"containment":true,"unsettable":false,"transient":false,"unique":true,"name":"fkeys","changeable":true,"resolveProxies":true,"lowerBound":0,"id":5,"derived":false},{"container":false,"ordered":false,"upperBound":-1,"defaultValue":null,"volatile":false,"many":true,"required":false,"eClass":"EReference","defaultValueLiteral":null,"containment":false,"unsettable":false,"transient":false,"unique":true,"name":"pkey","changeable":true,"resolveProxies":true,"lowerBound":0,"id":6,"derived":false},{"container":false,"ordered":false,"upperBound":-1,"defaultValue":null,"volatile":false,"many":true,"required":false,"eClass":"EReference","defaultValueLiteral":null,"containment":true,"unsettable":false,"transient":false,"unique":true,"name":"cols","changeable":true,"resolveProxies":true,"lowerBound":0,"id":7,"derived":false},{"ordered":true,"upperBound":1,"defaultValue":0,"volatile":false,"many":false,"required":false,"eClass":"EAttribute","defaultValueLiteral":null,"unsettable":false,"transient":false,"unique":true,"name":"id","changeable":true,"lowerBound":0,"iD":false,"id":8,"derived":false},{"id":9,"eClass":"EGenericType"},{"id":10,"eClass":"EGenericType"},{"id":11,"eClass":"EGenericType"},{"id":12,"eClass":"EGenericType"},{"id":13,"eClass":"EGenericType"},{"ordered":false,"upperBound":1,"defaultValue":null,"volatile":false,"many":false,"required":true,"eClass":"EAttribute","defaultValueLiteral":null,"unsettable":false,"transient":false,"unique":true,"name":"name","changeable":true,"lowerBound":1,"iD":false,"id":14,"derived":false},{"ordered":false,"upperBound":1,"defaultValue":null,"volatile":false,"many":false,"required":true,"eClass":"EAttribute","defaultValueLiteral":null,"unsettable":false,"transient":false,"unique":true,"name":"type","changeable":true,"lowerBound":1,"iD":false,"id":15,"derived":false},{"ordered":true,"upperBound":1,"defaultValue":0,"volatile":false,"many":false,"required":false,"eClass":"EAttribute","defaultValueLiteral":null,"unsettable":false,"transient":false,"unique":true,"name":"id","changeable":true,"lowerBound":0,"iD":false,"id":16,"derived":false},{"id":17,"eClass":"EGenericType"},{"id":18,"eClass":"EGenericType"},{"id":19,"eClass":"EGenericType"},{"container":false,"ordered":false,"upperBound":1,"defaultValue":null,"volatile":false,"many":false,"required":true,"eClass":"EReference","defaultValueLiteral":null,"containment":false,"unsettable":false,"transient":false,"unique":true,"name":"references","changeable":true,"resolveProxies":true,"lowerBound":1,"id":20,"derived":false},{"container":false,"ordered":false,"upperBound":-1,"defaultValue":null,"volatile":false,"many":true,"required":false,"eClass":"EReference","defaultValueLiteral":null,"containment":false,"unsettable":false,"transient":false,"unique":true,"name":"cols","changeable":true,"resolveProxies":true,"lowerBound":0,"id":21,"derived":false},{"id":22,"eClass":"EGenericType"},{"id":23,"eClass":"EGenericType"}],"links":[{"source":0,"target":1},{"source":0,"target":2},{"source":0,"target":3},{"source":1,"target":0},{"source":1,"target":4},{"source":1,"target":5},{"source":1,"target":6},{"source":1,"target":7},{"source":1,"target":8},{"source":4,"target":9},{"source":4,"target":1},{"source":5,"target":3},{"source":5,"target":10},{"source":5,"target":1},{"source":10,"target":3},{"source":6,"target":2},{"source":6,"target":11},{"source":6,"target":1},{"source":11,"target":2},{"source":7,"target":2},{"source":7,"target":12},{"source":7,"target":1},{"source":12,"target":2},{"source":8,"target":13},{"source":8,"target":1},{"source":2,"target":0},{"source":2,"target":14},{"source":2,"target":15},{"source":2,"target":16},{"source":14,"target":17},{"source":14,"target":2},{"source":15,"target":18},{"source":15,"target":2},{"source":16,"target":19},{"source":16,"target":2},{"source":3,"target":0},{"source":3,"target":20},{"source":3,"target":21},{"source":20,"target":1},{"source":20,"target":22},{"source":20,"target":3},{"source":22,"target":1},{"source":21,"target":2},{"source":21,"target":23},{"source":21,"target":3},{"source":23,"target":2}],"multigraph":true}