<type>Repository</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
        <field>
          <name>pluginRepositories</name>
          <version>1.3.0+</version>
          <description>
            The lists of the remote repositories for discovering plugins.
          </description>
          <association>
            <type>Repository</type>

	RightJoin JoinType = "RIGHT"
)

type JoinTarget struct {
	Type        JoinType
	Association string
	Subquery    Expression
	Table       string
}

func Has(name string) JoinTarget {
	return JoinTarget{Type: InnerJoin, Association: name}
}

func (jt JoinType) Association(name string) JoinTarget {
	return JoinTarget{Type: jt, Association: name}
}

          <association>
            <type>Activation</type>
          </association>
        </field>
        <field>
          <name>properties</name>
          <description>Extended configuration specific to this profile goes
            here.</description>
          <type>Properties</type>
          <association xml.mapStyle="inline">
            <type>String</type>

							db.AddError(fmt.Errorf("relation %s not found", association))
							return nil
						}
					}
				} else {
					db.AddError(fmt.Errorf("relation %s not found", association))
					return nil
				}
			}

			if q.limitPerRecord > 0 {
				if relation.JoinTable != nil {
					tx.AddError(fmt.Errorf("many2many relation %s don't support LimitPerRecord", association))
					return tx
				}

	var emptyUser User
	var err error
	// belongs to
	err = DB.Model(&emptyUser).Association("Company").Delete(&user1.Company)
	AssertEqual(t, err, gorm.ErrPrimaryKeyRequired)
	// has many
	err = DB.Model(&emptyUser).Association("Pets").Delete(&user1.Pets)
	AssertEqual(t, err, gorm.ErrPrimaryKeyRequired)
	// has one
	err = DB.Model(&emptyUser).Association("Account").Delete(&user1.Account)
	AssertEqual(t, err, gorm.ErrPrimaryKeyRequired)

        </field>
        <field>
          <name>versioning</name>
          <version>1.0.0+</version>
          <association>
            <type>Versioning</type>
          </association>
          <description>Versioning information when this directory represents "groupId/artifactId" or "groupId/artifactId/version".</description>
        </field>
        <field>

          <description></description>
          <association>
            <type>Parameter</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
        <field xdoc.separator="blank">
          <name>resolutions</name>
          <version>2.0.0+</version>
          <description></description>
          <association>
            <type>Resolution</type>

          <name>expressions</name>
          <description>The list of plugin parameter expressions described by this
            document.</description>
          <association>
            <type>Expression</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
      </fields>
      <codeSegments>
        <codeSegment>
          <version>1.0.0</version>

          <name>toolchains</name>
          <version>1.0.0+</version>
          <description>The toolchain instance definition.</description>
          <association xml.itemsStyle="flat">
            <type>ToolchainModel</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
      </fields>
      <codeSegments>
        <codeSegment>
          <version>1.0.0/1.1.0</version>
          <code>

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Company = Company{Name: "company-belongs-to-association"}
	user.Manager = &User{Name: "manager-belongs-to-association"}
	if err := DB.Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user2 User