# 资产血缘(邀测) - ShowDatamapLineage #### 功能介绍 资产血缘接口，该接口功能处于邀测阶段，后续将随功能公测逐步开放。 #### 调用方法 请参见[如何调用API](https://support.huaweicloud.com/api-dataartsstudio/making_request.html)。 #### 授权信息 账号具备所有API的调用权限，如果使用账号下的IAM用户调用当前API，该IAM用户需具备调用API所需的权限。 - 如果使用角色与策略授权，具体权限要求请参见[权限和授权项](https://support.huaweicloud.com/api-dataartsstudio/abcd.html)。 - 如果使用身份策略授权，当前API调用无需身份策略权限。 #### URI GET /v2/{project_id}/datamap/lineage/guid/{guid} 表1路径参数 | 参数 | 是否必选 | 参数类型 | 描述 | |:---|:---|:---|:---| | project_id | 是 | String | 项目ID，获取方法请参见[项目ID和账号ID](https://support.huaweicloud.com/api-dataartsstudio/projectid_accountid.html)。 | | guid | 是 | String | 资产guid，获取方法请参见[数据资产guid](https://support.huaweicloud.com/api-dataartsstudio/dataartsstudio_02_0351.html)。 | 表2Query参数 | 参数 | 是否必选 | 参数类型 | 描述 | |:---|:---|:---|:---| | direction | 否 | String | 血缘查询方向，枚举值：IN、OUT、BOTH。默认值：BOTH。 | | relationship_types | 否 | Array of strings | 关联关系类型列表，血缘查询使用默认值空，枚举值： - Table表 - API接口 - Application作业（应用） - ProcessArchitecture指标架构 - BusinessAttribute业务属性 - DataStandard数据标准 - Column字段 - Metric指标 - Source数据源 - ColumnFamily列族 - Schema逻辑库 - LogicEntity逻辑实体 - Connection连接 - Namespace命名空间 - Database 数据库 | | relationship_type_categories | 否 | Array of strings | 关联关系类型类别，默认空。血缘查询使用DATA_FLOW，枚举值： - PARENT_CHILD父子关系 - LOGICAL_PHYSICAL逻辑物理关系 - PK_FK主外键关系 - DATA_FLOW数据流关系 - INSTANCE_OF包含关系 - JOIN加入关系 - IS_A是关系 - UP_DOWN上下关系 - ASSOCIATION协同关系 - WORK_FLOW工作流程 | | related_entity_types | 否 | Array of strings | 关联实体类型，指定上下游资产类型，血缘查询使用默认值空。枚举值： - Table表 - API接口 - Application作业（应用） - ProcessArchitecture指标架构 - BusinessAttribute业务属性 - DataStandard数据标准 - Column字段 - Metric指标 - Source数据源 - ColumnFamily列族 - Schema逻辑库 - LogicEntity逻辑实体 - Connection连接 - Namespace命名空间 - Database 数据库 | | extend_process_data_flow | 否 | Boolean | 是否扩展数据，血缘查询使用默认值false。 | | include_parent_entity | 否 | Boolean | 是否包含父类实体，默认false。 | #### 请求参数 表3请求Header参数 | 参数 | 是否必选 | 参数类型 | 描述 | |:---|:---|:---|:---| | X-Auth-Token | 是 | String | 用户Token，使用[Token认证](https://support.huaweicloud.com/api-dataartsstudio/dataartsstudio_02_0010.html)时必选。通过调用IAM服务的"获取用户Token"接口获取响应消息头中X-Subject-Token的值。 | | instance | 是 | String | 实例ID，获取方法请参见[实例ID和工作空间ID](https://support.huaweicloud.com/api-dataartsstudio/dataartsstudio_02_0350.html)。 | #### 响应参数 **状态码：200** 表4响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | total | Number | 查询命中总条数。 | | relationships | Array of [Lineage] objects | 关系列表。 | | relationship_types | Object | 关系类型。 | | entities | Array of [Entity] objects | 资产信息。 | | entity_types | Object | 实体类型。 | 表5Lineage | 参数 | 参数类型 | 描述 | |:---|:---|:---| | relation_type_name | String | 关系类型。PARENT_CHILD,LOGICAL_PHYSICAL,PK_FK,DATA_FLOW,INSTANCE_OF,JOIN,IS_A,UP_DOWN,ASSOCIATION,WORK_FLOW。 | | direction | String | 血缘流向。枚举值： - IN上游血缘 - OUT下游血缘 - BOTH上下游血缘 | | ep1_id | String | 节点一资产guid。 | | ep1_type_name | String | 节点一资产类型。 | | ep2_id | String | 节点二资产guid。 | | ep2_type_name | String | 节点二资产类型。 | | end1 | [Entity] object | 节点一资产。 | | end2 | [Entity] object | 节点二资产。 | | propagate_tag | String | 关系类型。枚举值： - NONE 无关系 - ONE_TO_TWO 一对多 - TWO_TO_ONE 多对一 - BOTH 所有的关系 | | guid | String | 资产guid。 | | type_name | String | 资产类型名称。 | | type_display_name | String | 类型展示名称。 | | display_text | String | 展示名称。 | | attributes | Object | 资产属性。Map结构，key：属性名称，value：属性值 | | updated_attributes | Array of strings | 修改属性列表。 | | project_id | String | 项目id。 | | domain_id | String | 主账号id。 | | instance_id | Array of strings | 实例id。 | | workspace_id | Array of strings | 空间id列表。 | | status | String | 状态。 | | created_by | String | 创建人。 | | updated_by | String | 修改人。 | | create_time | String | 创建时间。 | | update_time | String | 修改时间。 | 表6Entity | 参数 | 参数类型 | 描述 | |:---|:---|:---| | version | Number | 数据版本。 | | relationship_attributes | Object | 关联关系属性，数据类型Map\，key：关系类型：value：关联关系对象。 | | super_type_names | Array of strings | 父类资产类型。 | | business_attributes | Object | 业务属性，数据类型Map\\>，key：业务关系类型，value：业务关系。 | | multi_attributes | Object | 承担密级和标签的多值对象数据结构，数据结构Map\\>\>，key：综合关系类型，value：综合关系。 | | privilege_info | [EntityPrivilegeInfo] object | 实体特权信息。 | | extended_attributes | Object | 拓展属性，数据结构Map\，key：拓展属性，value：拓展属性值。 | | guid | String | 资产guid。 | | type_name | String | 资产类型名称。 | | type_display_name | String | 类型展示名称。 | | display_text | String | 展示名称。 | | attributes | Object | 资产属性，Map\。key：属性，value：属性值。 | | updated_attributes | Array of strings | 修改属性列表。 | | project_id | String | 项目id。 | | domain_id | String | 主账号id。 | | instance_id | Array of strings | 实例化id。 | | workspace_id | Array of strings | 空间id列表。 | | status | String | 状态。 | | created_by | String | 创建人。 | | updated_by | String | 修改人。 | | create_time | String | 创建时间。 | | update_time | String | 修改时间。 | 表7EntityPrivilegeInfo | 参数 | 参数类型 | 描述 | |:---|:---|:---| | privileges | Array of strings | 特权列表。 | | inherit_privileges | Array of strings | 继承特权列表。 | **状态码：400** 表8响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | error_code | String | 错误码。 | | error_msg | String | 错误描述。 | **状态码：401** 表9响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | error_code | String | 错误码。 | | error_msg | String | 错误描述。 | **状态码：403** 表10响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | error_code | String | 错误码。 | | error_msg | String | 错误描述。 | **状态码：404** 表11响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | error_code | String | 错误码。 | | error_msg | String | 错误描述。 | **状态码：500** 表12响应Body参数 | 参数 | 参数类型 | 描述 | |:---|:---|:---| | error_code | String | 错误码。 | | error_msg | String | 错误描述。 | #### 请求示例 无 #### 响应示例 **状态码：200** OK。 ``` { "total" : 1, "relationships" : [ { "guid" : "62c8a705-abeb-4d25-b974-854a6b97343c", "status" : "ACTIVE", "direction" : "IN", "type_name" : "dataasset.tables_schema", "type_display_name" : "数据表:模式", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "ae559f076ac14061921b6c6c331576c4", "8f91082a19474825b2fee2147e9b464c", "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T09:11:42.871+00:00", "update_time" : "2024-01-04T11:52:36.454+00:00", "relation_type_name" : "PARENT_CHILD", "ep1_id" : "0c0f000e-d7b2-4aab-956c-cdc8b07083c6", "ep2_id" : "6a1510a9-f40c-477f-ae3a-638e592b6504", "ep1_type_name" : "dws.Table", "ep2_type_name" : "dws.Schema", "propagate_tag" : "NONE" }, { "guid" : "64d40028-10b9-41ed-811e-9c32689983eb", "status" : "ACTIVE", "direction" : "IN", "type_name" : "dataasset.tables_database", "type_display_name" : "数据表:数据库", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "ae559f076ac14061921b6c6c331576c4", "8f91082a19474825b2fee2147e9b464c", "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T09:11:42.872+00:00", "update_time" : "2024-01-04T11:52:36.454+00:00", "relation_type_name" : "PARENT_CHILD", "ep1_id" : "0c0f000e-d7b2-4aab-956c-cdc8b07083c6", "ep2_id" : "e10623fb-dbfc-4f43-bccc-33c68fb4c774", "ep1_type_name" : "dws.Table", "ep2_type_name" : "dws.Database", "propagate_tag" : "NONE" }, { "guid" : "cfdd16e6-3827-4572-8b16-d200bb5fcc79", "attributes" : { "__index" : 1, "__key" : null }, "status" : "ACTIVE", "direction" : "OUT", "type_name" : "process.node_job", "type_display_name" : "作业:节点", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T10:17:24.696+00:00", "update_time" : "2024-01-03T10:17:24.696+00:00", "relation_type_name" : "PARENT_CHILD", "ep1_id" : "71e0b8d8-abc8-4cf0-94ba-e8e0e04c9b5a", "ep2_id" : "806e2242-a579-4340-aed0-7c8f35ec52fa", "ep1_type_name" : "dlf.Job", "ep2_type_name" : "dlf.dws_sql", "propagate_tag" : "NONE" }, { "guid" : "8ab58411-db50-477f-b0e8-3faacefb3216", "attributes" : { "__index" : 0, "__key" : null }, "status" : "ACTIVE", "direction" : "OUT", "type_name" : "base.process_dataset_outputs", "type_display_name" : "输出", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T10:17:34.823+00:00", "update_time" : "2024-01-03T10:17:34.823+00:00", "relation_type_name" : "DATA_FLOW", "ep1_id" : "806e2242-a579-4340-aed0-7c8f35ec52fa", "ep2_id" : "0c0f000e-d7b2-4aab-956c-cdc8b07083c6", "ep1_type_name" : "dlf.dws_sql", "ep2_type_name" : "dws.Table", "propagate_tag" : "NONE" } ], "relationship_types" : null, "entities" : [ { "guid" : "71e0b8d8-abc8-4cf0-94ba-e8e0e04c9b5a", "attributes" : { "owner" : "username", "path" : "", "catalogId" : "catalog@cn-north-7", "scheduleType" : "REAL_TIME", "createTime" : "2024-01-03T10:17:17.924+00:00", "qualifiedName" : "19424819@dlf_job.0833a5737480d53b2f25c010dc1a7b88-workspace-1b59d3c777ad4d619b89eeac4f3cce87", "name" : "job_6757", "description" : "BATCH", "id" : 19424819, "priority" : 0, "cronExp" : "", "baseType" : "Job" }, "status" : "ACTIVE", "version" : 5, "type_name" : "dlf.Job", "type_display_name" : "作业", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "domain_id" : "0833a5736980d53b0f22c0102ffcbfc0", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T10:12:07.391+00:00", "update_time" : "2024-01-03T10:17:24.696+00:00", "super_type_names" : [ "base.Process", "base.Asset", "process.Job" ], "business_attributes" : { "businessName" : { "confidence" : 1, "name" : "job_6757", "confirmed" : true } }, "multi_attributes" : { "tags" : [ ] }, "extended_attributes" : { }, "display_text" : "job_6757" }, { "guid" : "0c0f000e-d7b2-4aab-956c-cdc8b07083c6", "attributes" : { "sourceId" : "dws@94a1ad37-1bde-4919-8e93-712577a9c3b2", "description" : "", "ddlCreateTime" : 1691478978133, "dataConnectionId" : [ "3653cce08ed7433bad507a30d86f2f2c" ], "totalFrequency" : 0, "baseType" : "Table", "tableType" : "BASE TABLE", "partitionCount" : 0, "path" : "/wk/public", "hasRules" : false, "catalogId" : "catalog@cn-north-7", "writeFrequency" : 0, "schemaQName" : "wk.public@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "isPartition" : false, "tableSize" : 0, "releaseStatus" : "", "alias" : "", "hasTriggers" : false, "dataUpdateTime" : 0, "publishStatus" : "", "owner" : "dbadmin", "orientation" : "ROW", "lastAccessTime" : 0, "qualifiedName" : "wk.public.wk_02@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "qualityScoreOverall" : 0, "readFrequency" : 0, "partitionType" : "", "sourceType" : "dws", "rowCounts" : 0, "name" : "wk_02", "databaseQName" : "wk@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "location" : "", "comment" : "", "partitionKeyCount" : 0, "sourceName" : "dws_nossl_4autotest_nomodify", "hasIndexes" : false, "ddlUpdateTime" : 1691478978133 }, "status" : "ACTIVE", "version" : 2, "type_name" : "dws.Table", "type_display_name" : "数据表", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "domain_id" : "0833a5736980d53b0f22c0102ffcbfc0", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "ae559f076ac14061921b6c6c331576c4", "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T09:11:42.871+00:00", "update_time" : "2024-01-04T11:52:36.454+00:00", "super_type_names" : [ "base.DataAsset", "dataasset.Table", "base.DataSet", "base.Asset" ], "business_attributes" : { "businessName" : { "confidence" : 1, "name" : "wk_02", "confirmed" : true } }, "multi_attributes" : { "classifications" : [ ], "tags" : [ ] }, "extended_attributes" : { }, "display_text" : "wk_02" }, { "guid" : "6a1510a9-f40c-477f-ae3a-638e592b6504", "attributes" : { "sourceId" : "dws@94a1ad37-1bde-4919-8e93-712577a9c3b2", "owner" : "Ruby", "path" : "/wk", "catalogId" : "catalog@cn-north-7", "sourceType" : "dws", "qualifiedName" : "wk.public@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "name" : "public", "databaseQName" : "wk@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "description" : "gs_roach_stop_backup", "sourceName" : "dws_nossl_4autotest_nomodify", "dataConnectionId" : [ "3653cce08ed7433bad507a30d86f2f2c" ], "baseType" : "Schema" }, "status" : "ACTIVE", "version" : 3, "type_name" : "dws.Schema", "type_display_name" : "模式", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "domain_id" : "0833a5736980d53b0f22c0102ffcbfc0", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "8f91082a19474825b2fee2147e9b464c", "ae559f076ac14061921b6c6c331576c4", "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-02T08:43:44.775+00:00", "update_time" : "2024-01-04T11:52:26.054+00:00", "super_type_names" : [ "base.DataAsset", "dataasset.Schema", "base.Asset" ], "business_attributes" : { "businessName" : { "confidence" : 1, "name" : "public", "confirmed" : true } }, "multi_attributes" : { "tags" : [ ] }, "extended_attributes" : { }, "display_text" : "public" }, { "guid" : "e10623fb-dbfc-4f43-bccc-33c68fb4c774", "attributes" : { "sourceId" : "dws@94a1ad37-1bde-4919-8e93-712577a9c3b2", "owner" : "dbadmin", "qualifiedName" : "wk@dws.94a1ad37-1bde-4919-8e93-712577a9c3b2", "description" : "", "encoding" : "SQL_ASCII", "dataConnectionId" : [ "3653cce08ed7433bad507a30d86f2f2c" ], "baseType" : "Database", "path" : "/", "catalogId" : "catalog@cn-north-7", "sourceType" : "dws", "isTemplate" : false, "name" : "wk", "comment" : "", "sourceName" : "dws_nossl_4autotest_nomodify" }, "status" : "ACTIVE", "version" : 3, "type_name" : "dws.Database", "type_display_name" : "数据库", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "domain_id" : "0833a5736980d53b0f22c0102ffcbfc0", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "8f91082a19474825b2fee2147e9b464c", "ae559f076ac14061921b6c6c331576c4", "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-02T08:43:44.726+00:00", "update_time" : "2024-01-04T11:52:25.995+00:00", "super_type_names" : [ "base.DataAsset", "base.Asset", "dataasset.Database" ], "business_attributes" : { "businessName" : { "confidence" : 1, "name" : "wk", "confirmed" : true } }, "multi_attributes" : { "tags" : [ ] }, "extended_attributes" : { }, "display_text" : "wk" }, { "guid" : "806e2242-a579-4340-aed0-7c8f35ec52fa", "attributes" : { "owner" : "username", "scriptPath" : "8abfdb5a8cce4a43018cced3039200c2", "statementOrScript" : "SCRIPT", "qualifiedName" : "19424819.e2b86e34-3223-4332-ac24-c61f9af72e22@dlf_job.0833a5737480d53b2f25c010dc1a7b88-workspace -1b59d3c777ad4d619b89eeac4f3cce87", "failRetry" : false, "description" : "BATCH", "pollingTime" : 20, "nodeType" : "dws_sql_node", "timeout" : 360, "baseType" : "Node", "args" : null, "failPolicy" : "EXIT", "path" : null, "database" : "wk", "catalogId" : "catalog@cn-north-7", "maxRetryTime" : null, "name" : "xxxx", "statement" : "-- DWS sql -- ******************************************************************** ---- author: username-- create time: 2024/01/03 18:16:15 GMT+08:00-- ******************************************************************** --INSERT INTO wk_02 SELECT * FROM wk_01;", "retryInterval" : null, "connection" : "a0b248d34ab84631872f46d46a44f0b2", "dirtyDataPath" : null }, "status" : "ACTIVE", "version" : 1, "type_name" : "dlf.dws_sql", "type_display_name" : "节点", "project_id" : "0833a5737480d53b2f25c010dc1a7b88", "domain_id" : "0833a5736980d53b0f22c0102ffcbfc0", "instance_id" : [ "dd97167b873d4a79b2aad54d4370a3bc" ], "workspace_id" : [ "1b59d3c777ad4d619b89eeac4f3cce87" ], "created_by" : "username", "updated_by" : "username", "create_time" : "2024-01-03T10:17:24.696+00:00", "update_time" : "2024-01-03T10:17:24.696+00:00", "super_type_names" : [ "base.Process", "dlf.Node", "base.Asset", "process.Node" ], "business_attributes" : { "businessName" : { "confidence" : 1, "name" : "xxxx", "confirmed" : true } }, "multi_attributes" : { "tags" : [ ] }, "extended_attributes" : { }, "display_text" : "xxxx" } ], "entity_types" : null } ``` #### SDK代码示例 SDK代码示例如下。 - [Java] ``` package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.dataartsstudio.v1.region.DataArtsStudioRegion; import com.huaweicloud.sdk.dataartsstudio.v1.*; import com.huaweicloud.sdk.dataartsstudio.v1.model.*; public class ShowDatamapLineageSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); DataArtsStudioClient client = DataArtsStudioClient.newBuilder() .withCredential(auth) .withRegion(DataArtsStudioRegion.valueOf("")) .build(); ShowDatamapLineageRequest request = new ShowDatamapLineageRequest(); request.withGuid("{guid}"); try { ShowDatamapLineageResponse response = client.showDatamapLineage(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } ``` - [Python] ``` # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdataartsstudio.v1.region.dataartsstudio_region import DataArtsStudioRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdataartsstudio.v1 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = DataArtsStudioClient.new_builder() \ .with_credentials(credentials) \ .with_region(DataArtsStudioRegion.value_of("")) \ .build() try: request = ShowDatamapLineageRequest() request.guid = "{guid}" response = client.show_datamap_lineage(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) ``` - [Go] ``` package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dataartsstudio "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth, err := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). SafeBuild() if err != nil { fmt.Println(err) return } hcClient, err := dataartsstudio.DataArtsStudioClientBuilder(). WithRegion(region.ValueOf("")). WithCredential(auth). SafeBuild() if err != nil { fmt.Println(err) return } client := dataartsstudio.NewDataArtsStudioClient(hcClient) request := &model.ShowDatamapLineageRequest{} request.Guid = "{guid}" response, err := client.ShowDatamapLineage(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } ``` - [更多] 更多编程语言的SDK代码示例，请参见[API Explorer](https://console.huaweicloud.com/apiexplorer/#/openapi/DataArtsStudio/sdk?api=ShowDatamapLineage)的代码示例页签，可生成自动对应的SDK代码示例。 #### 状态码 | 状态码 | 描述 | |:---|:---| | 200 | OK。 | | 400 | BadRequest。 | | 401 | Unauthorized。 | | 403 | Forbidden。 | | 404 | Not Found。 | | 500 | InternalServerError。 |