目录

1. 创建值帮助CDS视图

2. 添加值帮助CDS视图对应的ODATA服务

3. 在灵活工作流中设置搜索帮助

4. 效果展示

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1. 创建值帮助CDS视图

        创建值帮助数据源视图

        创建值帮助视图

        Dummy表结构如下

2. 注册值帮助CDS视图对应的ODATA服务

        事务代码 /N/IWFND/MAINT_SERVICE

        选择添加所选服务

3. 在灵活工作流中设置值帮助

        在维护灵活工作流条件时，点击帮助

        填写值帮助属性（财产属于翻译问题，英语是Property）

        值帮助添加完成后会展示在值帮助页签

4. 效果展示

        灵活工作流场景维护条件时可以通过搜索帮助进行选择

        值帮助效果

        附：CDS视图代码

@AbapCatalog.sqlViewName: 'YTEST_VH'
@AbapCatalog.compiler.compareFilter: true
@AbapCatalog.preserveKey: true
@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: '1'
@OData.publish: true
@ObjectModel.createEnabled: true
@ObjectModel.usageType.dataClass: #CUSTOMIZING
@ObjectModel.usageType.serviceQuality: #A
@ObjectModel.usageType.sizeCategory: #M
@ObjectModel.dataCategory:#VALUE_HELP
define view YTestValueHelp as select from ytest_dummy  
    association [0..1] to YCompanyCodeVH  as _CompanyCodeVH                on  $projection.CompanyCode = _CompanyCodeVH.CompanyCode
{
key ''  as vh,
      @Consumption.valueHelp: '_CompanyCodeVH'
      cast( '' as bukrs )                          as CompanyCode, // Local CompanyCod
      _CompanyCodeVH
}

@AbapCatalog.sqlViewName: 'YBUKRS_SH_DATA'
@AbapCatalog.compiler.compareFilter: true
@AbapCatalog.preserveKey: true
@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'CC'

@ObjectModel.representativeKey: 'CompanyCode'
@Metadata.ignorePropagatedAnnotations: true
@Search.searchable: true
@ObjectModel: { usageType.sizeCategory: #S,
                usageType.dataClass:  #ORGANIZATIONAL,
                usageType.serviceQuality: #A,
                supportedCapabilities: [#ANALYTICAL_DIMENSION, #CDS_MODELING_ASSOCIATION_TARGET, #SQL_DATA_SOURCE, #CDS_MODELING_DATA_SOURCE, #EXTRACTION_DATA_SOURCE, #SEARCHABLE_ENTITY],
                modelingPattern: #ANALYTICAL_DIMENSION }
@ClientHandling.algorithm: #SESSION_VARIABLE
define view YCompanyCodeVH as select from t001 {
  @ObjectModel.text.element: 'CompanyCodeName'
      @Search.defaultSearchElement:true
      @Search.fuzzinessThreshold:0.8
      @Search.ranking:#HIGH
      key t001.bukrs    as CompanyCode,
      @Semantics.text: true
      t001.butxt    as CompanyCodeName
}where t001.land1 = 'CN'

 参考：

        Flexible Workflow: Custom Flexible Scenario – Part 4 | SAP Blogs

        Create CDS Value Help or F4 help for In App Field Custom Fields | SAP Blogs