---
# API: Purchase Requisition (A2X)
# File: CE_PURCHASEREQUISITION_0001.md
# Version: 1.0.1
# Status: ACTIVE
# Protocol: OData V4
# Source URL: https://api.sap.com/api/CE_PURCHASEREQUISITION_0001/overview
# Generated: 2026-07-23 14:17:02
---

# Purchase Requisition (A2X) / 采购申请 API

> **API 版本:** 1.0.1 | **状态:** ACTIVE | **协议:** OData V4
> **技术名称:** `CE_PURCHASEREQUISITION_0001`
> **服务根路径:** `/sap/opu/odata4/sap/ce_purchaserequisition/srvd_a2x/sap/purchaserequisition/0001/`
> **SAP 通信场景:** `SAP_COM_0008`

## 概述 / Overview

该服务支持对采购申请进行创建、读取、更新和删除操作。可以从外部系统通过 OData V4 在 SAP S/4HANA 中管理采购申请。

This synchronous inbound OData V4 service enables you to read, create, update, and delete purchase requisitions from a source system outside SAP S/4HANA.

**API 业务加速器中心:** https://api.sap.com/api/CE_PURCHASEREQUISITION_0001/overview

---

## 实体列表 / Entity List

| # | 实体名称 | 描述 (EN) | 描述 (CN) | 主键 |
|---|----------|-----------|-----------|------|
| 1 | `A_PurchaseRequisition` | Purchase Requisition | 采购申请 | `PurchaseRequisition`, `PurchaseRequisitionItem` |
| 2 | `A_PurReqnAccountAssignment` | PReq Account Assignment | 采购申请科目分配 | `PurchaseRequisition`, `PurchaseRequisitionItem`, `PurReqnAcctAssgmtNumber` |
| 3 | `A_PurchaseReqnItemText` | PReq Item Text | 采购申请行项目文本 | `PurchaseRequisition`, `PurchaseRequisitionItem`, `Language`, `TextID` |

---

## 1. A_PurchaseRequisition — 采购申请

**实体集合路径:** `A_PurchaseRequisition`
**主键 (Key):** `PurchaseRequisition` (CHAR 10), `PurchaseRequisitionItem` (CHAR 5)
**ETag:** 支持 (`ETag` 字段)

### 字段列表 / Field List

| 字段名 | 类型 | 长度 | 描述 (EN) | 描述 (CN) |
|--------|------|------|-----------|-----------|
| `PurchaseRequisition` | String | 10 | Purchase Requisition Number | 采购申请编号 (主键) |
| `PurchaseRequisitionItem` | String | 5 | Item Number | 行项目编号 (主键) |
| `PurchasingOrganization` | String | 4 | Purchasing Organization | 采购组织 |
| `PurchasingGroup` | String | 3 | Purchasing Group | 采购组 |
| `Material` | String | 40 | Material Number | 物料编号 |
| `MaterialGroup` | String | 9 | Material Group | 物料组 |
| `Plant` | String | 4 | Plant | 工厂 |
| `Quantity` | Decimal | - | Quantity | 数量 |
| `UnitOfMeasure` | String | 3 | Unit of Measure | 计量单位 |
| `RequisitionDate` | DateTime | - | Requisition Date | 申请日期 |
| `DeliveryDate` | DateTime | - | Delivery Date | 交货日期 |
| `CreatedByUser` | String | 12 | Created By | 创建人 |
| `CreationDate` | DateTime | - | Created On | 创建日期 |
| `LastChangeDate` | DateTime | - | Last Changed On | 最后更改日期 |
| `LastChangedByUser` | String | 12 | Last Changed By | 最后更改人 |
| `Supplier` | String | 10 | Supplier Number | 供应商编号 |
| `DocumentCurrency` | String | 5 | Currency Key | 货币代码 |
| `NetAmount` | Decimal | - | Net Amount | 净金额 |
| `PriceUnit` | Decimal | - | Price Unit | 价格单位 |
| `PurchasingProcessingStatus` | String | 2 | Processing Status | 采购处理状态 |
| `ReleaseStatus` | String | 2 | Release Status | 审批状态 |
| `PurchasingReleaseStrategy` | String | 2 | Release Strategy | 审批策略 |
| `SourceDetermination` | String | 1 | Source Determination | 源确定类型 |
| `PurReqnItemIsBlocked` | Boolean | - | Item Blocked | 行项目冻结标识 |
| `PurReqnItemIsDeleted` | Boolean | - | Deletion Indicator | 删除标识 |
| `StorageLocation` | String | 4 | Storage Location | 存储位置 |
| `RequisitionerName` | String | 12 | Requisitioner Name | 申请者名称 |
| `PurchaseReqnDescription` | String | 40 | Description | 采购申请描述 |
| `AccountAssignmentCategory` | String | 1 | Account Assignment Category | 科目分配类别 |
| `MaterialCategory` | String | 2 | Material Category | 物料类别 |
| `ConsumptionDate` | DateTime | - | Consumption Date | 消耗日期 |
| `RequestedDeliveryTime` | Time | - | Requested Delivery Time | 要求交货时间 |

### 导航属性 / Navigation Properties

| 属性名 | 目标实体 | 基数 | 描述 |
|--------|----------|------|------|
| `to_PurReqnAccountAssignment` | A_PurReqnAccountAssignment | 0..* | 采购申请科目分配 |
| `to_PurchaseReqnItemText` | A_PurchaseReqnItemText | 0..* | 采购申请行项目文本 |

---

## 2. A_PurReqnAccountAssignment — 采购申请科目分配

**实体集合路径:** `A_PurReqnAccountAssignment`
**主键 (Key):** `PurchaseRequisition` (CHAR 10), `PurchaseRequisitionItem` (CHAR 5), `PurReqnAcctAssgmtNumber` (CHAR 2)

### 字段列表 / Field List

| 字段名 | 类型 | 长度 | 描述 (EN) | 描述 (CN) |
|--------|------|------|-----------|-----------|
| `PurchaseRequisition` | String | 10 | Purchase Requisition Number | 采购申请编号 (主键) |
| `PurchaseRequisitionItem` | String | 5 | Item Number | 行项目编号 (主键) |
| `PurReqnAcctAssgmtNumber` | String | 2 | Serial Number | 序列号 (主键) |
| `CostCenter` | String | 10 | Cost Center | 成本中心 |
| `GLAccount` | String | 10 | G/L Account | 总账科目 |
| `ProfitCenter` | String | 10 | Profit Center | 利润中心 |
| `InternalOrder` | String | 10 | Internal Order | 内部订单 |
| `WBSElement` | String | 24 | WBS Element | 工作分解结构要素 |
| `ProjectNetwork` | String | 12 | Project Network | 项目网络 |
| `Quantity` | Decimal | - | Quantity | 数量 |
| `DistrPercentage` | Decimal | - | Distribution Percentage | 分配百分比 |
| `MasterFixedAsset` | String | 12 | Fixed Asset | 固定资产编号 |

---

## 3. A_PurchaseReqnItemText — 采购申请行项目文本

**实体集合路径:** `A_PurchaseReqnItemText`
**主键 (Key):** `PurchaseRequisition` (CHAR 10), `PurchaseRequisitionItem` (CHAR 5), `Language` (CHAR 2), `TextID` (CHAR 4)

### 字段列表 / Field List

| 字段名 | 类型 | 长度 | 描述 (EN) | 描述 (CN) |
|--------|------|------|-----------|-----------|
| `PurchaseRequisition` | String | 10 | Purchase Requisition Number | 采购申请编号 (主键) |
| `PurchaseRequisitionItem` | String | 5 | Item Number | 行项目编号 (主键) |
| `Language` | String | 2 | Language Key | 语言代码 (主键) |
| `TextID` | String | 4 | Text ID | 文本ID (主键) |
| `TextContent` | String | - | Text Content | 文本内容 |
