Overview on What’s New in SAP Cloud Platform Business Rules

SAP Cloud Platform Business Rules
What’s New?

Available in Cloud Foundry NOW

3PUBLIC© 2018 SAP SE or an SAP affiliate company. All rights reserved. ǀ
SAP Cloud Platform Business Rules
 Version Management
 Import/Export from
Microsoft Excel
 New Rule Expression
Authoring
 Project Hierarchy
 Decision Orchestration
 Globalization
 Geospatial Rules

Version Management Destination I

Overview
Change Management
 Make compatible/incompatible changes to the business rules project
 Freeze business rules which has moved to production
 Patch business rules that has moved to production
Maintain change history
 Capture when a change was made to the business rules
 Capture who has made the changes
 Capture why the change was made to the business rules
 View the change history of a business rules project
Separation of business logic from application logic while invoking
different version of the business rules

Business Rules Project
Taxes 2016
Taxes 2019
Taxes 2017
Revision
 Is the documentation of change
 Business centric
 Quantum of change is high
Version
 Represents an unit of change
 Version identifier follows semantic versioning format
 Versioning format is: {major}.{minor}.{patch}
 Immutable once released
 Version is supported at business rules project level
 All the entities will inherit the project version
Concept
1.0.0
1.1.0
1.1.5
2.0.0
3.0.0
3.1.0
1.2.1
Revision version

 Business rules can have
revision and version
 Versions are immutable
which means they cannot be
edited or changed once
created
 Revision can be considered
as a major release of the
business rule changes and
contains many versions.
Manage Projects: Version Management
Create Version (1/2) Create revision
& version

Manage Project: Version Management
Create Version (2/2)
Release version to lock
the changes done to the
business rules
 Freeze the changes to business rules by creating
version and group them to the revision

View Versions
 View the list of versions created
for the selected business rules
project
 Versions can be grouped into a
revision which can be seen
against each version
Revision to which the
version 2.0.0 belongs
 Version is created in 1.2.3 format
where 1 = major version, 2 = minor
version and 3 = patch-number
 Major, minor and patch are integer
values
View version
history
Version number.
Notice the format

Patch Version
Patch or edit
version
 Patch the
existing version
to make
changes and
release the
newer version

Consume Versions
Revision Version
Basic 1.0.0
Basic 1.0.1
Basic 1.0.2
Promotional 2.0.0
https://<host>/rules-service/rest/v2/rule-services
{
"RuleServiceId": "0207ff52b2954a84a9d50fa59",
"RuleServiceRevision": "Basic",
…..
}
{
"RuleServiceId": "0207ff52b2954a84a9d50fa59",
"RuleServiceVersion": "000001000000000001",
…..
}
Highest semantic version
of this revision will be
invoked i.e. 1.0.2
This version will
be invoked
1
2

Decision Table Export and Import
in Microsoft Excel
Destination II

Business Rules
Business Rules
Developer
Business Users updates
the rules in excel
Export the rules from
SCP Business Rules Import back the modified
rules in SCP Business Rules
Business Rules
Developer

Export and Import
Export decision
table as excel
Import the excel
with updated rules

Limitations
 Only values are allowed to be edited
 Cannot change structure of decision table.
 As of now only Decision Tables Rules are supported.
 Maximum file size supported is 200KB.
 Empty cells not allowed.

Rule Expression Modeling
2.0
Destination III

Problem Space
 REL (Rule Expression Language) is
English influenced authoring language.
 REL does not support globalization.
 REL is not usable for non-English user
 REL has functions which are
ambiguous
 REL is too verbose
 Difficult to author complex expression

Summary
 More guided and contextual
 Introduction of translatable labels
 Grouping of entities and
expressions for improved readability
 Search for Data Objects
 Support for Aggregate Expressions
and Select Functions

Project Hierarchy Destination IV

Feature Overview
 Application provider can create design time content template which can further be enhanced by
a consumer based on her specific requirements.
 It should be possible to expose only a subset of Business Rules Project entities within this
template.
 It should be possible to mark certain vocabularies within this template as extensible.
 The changes/extension done by consumer should not modify the original content template
shipped by the Application Provider.
 Any changes in the content template is automatically available in customer extension.
Business Rules Project content shipped by
Application provider and extensible by Partners/Customers (Consumer)

Concept
Application provided
Business Rules Project
Local Business
Rules Project
Extension Business
Rules Project
Rule Service
Data Object
isExtensible: True
References
Data
Object
Includes
Extends Data
Object
Association
Rule ServiceReferences
Application provided
template
Customer Extension to
application template
Customer Business Rules
Project

Extending Vocabularies
Customers or partners can
extend business rules
vocabularies from the
application provider
Consuming Vocabularies
Customers or partners can
create business rules project
and re-use vocabularies from
the application provider
Exposing Vocabularies
Application provider can
create business rules
project and expose a subset
of vocabularies
Operations
 Re-usable Vocabularies can
be made visible (Data
Objects and Rules).
 Data Objects can be marked
as extensible
 Revision based inclusion.
 Only two levels of Hierarchy is
currently supported.
 Any changes in the Application
Provider template are automatically
available to the Customer/Partner
 Only Data Objects can be extended.
 Data Object can be extended only
once.
 Only additive extensions are possible
o Adding new Attributes
o Adding new Associations
o Overriding the Annotations

Decision Orchestration Destination V

Problem Space
• No particular order of
execution of Rules in a
Ruleset
• Result of one Rule cannot be
used as an input to the other
• Rules with different Result
data objects cannot be
added in one Ruleset
• Same data object cannot be
used as CONDITION and
RESULT in a Rule

Decision Orchestration
“Decision orchestration is capability of SAP Cloud Platform Business Rules which enables
to orchestrate evaluation of more than one step of business logic to result in a decision in
clearly defined sequential steps”
• Rule 1
• Result1 =
5
Result1
• Rule 2
• If(Result1>2) Result2 = Result1 +
2
Result2
• Rule 3
• Result = Result2 *
10
Result

Execution of rules
are ordered
Output from previous
rule is consumed as
input/output of next rule
Decision
Orchestration
New Policy for Decision
Orchestration

Geospatial Rules Destination VI

Geospatial Rules
Feature Overview
• Business Rules that Support Geo coordinates
• Introduction of new Business Rule Data Type “Geometry”
• Geometry can be used just like any other primitives
• Supports geo coordinates in two dimensions.
• Coordinates to be defined in a GeoJSON format
• Supported Functions
• ISWITHIN()
• If a point is in a polygon
• ISNOTWITHIN()
• If a point is not with a polygon.

Geospatial Rules
GeoJSON format
GeoJSON is an open standard
based on JSON for representing
geographical coordinates.

New data object type:
Geometry
Location based rules
Geospatial Rules

Globalization in Business Rules
Feature Overview
Service translated content
Customer translated content
Supported Languages
 English
 Spanish
 German
 Chinese
 Dutch
 Portuguese
Language Code: ISO 639-1

Business Rules
Translation Experts manually
update business rules project file
with needed language text
Export the business rules project
from Manage Rules Application
Import back the translated
business rules project
Business Rules
Developer
Business User open
rules in its preferred
language

… other updates (1/2)
 New v2 APIs and deprecated v1 APIs
 New S/4HANA tutorial to extend custom business object

… other updates (2/2)
 Import project from API Business Hub
New option to import business
rules project directly from
API Business Hub

What’s New: SAP Cloud Platform Business Rules
Summary
 Version Management
 Import/Export from
Microsoft Excel
 New Rule Expression
Authoring
 Project Hierarchy
 Decision Orchestration
 Globalization
 Geospatial Rules

Thank You
Contact:
Archana Shukla
archana.shukla@sap.com

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