我已经使用以下解决方案完成了此操作：

I've already done it with the solution below:

1. 编辑报告POOrder（po641000.rpx）



2. 添加更多关系

1. Edit report POOrder (po641000.rpx)

2. Add more relationships

• POOrder加入EPApproval（NoteID-RefNoteID）


• EPApproval加入EPEmployee（ApprovalByID-用户ID）


• EPEmployee加入NoteDoc（NoteID-NoteID）


• NoteDoc加入注释（NoteID-NoteID）：ApprovalSign


• NoteDoc加入UploadFile（文件ID-FileID）


• POOrder加入EPEmployee（EmployeeID-BAccountID）：PrepareSign

• POOrder Join EPApproval (NoteID - RefNoteID)
• EPApproval Join EPEmployee (ApprovalByID - UserID)
• EPEmployee Join NoteDoc (NoteID - NoteID)
• NoteDoc Join Note (NoteID - NoteID) : ApprovalSign
• NoteDoc Join UploadFile (FileID - FileID)
• POOrder Join EPEmployee (EmployeeID - BAccountID) : PrepareSign

添加图片框

1. 批准签名：

1. Approval Signature:

模仿类型：image / png

Mime Type: image/png

S ource：数据库

Source : Database

值：= [ApprovalSign.NoteText]

Value : =[ApprovalSign.NoteText]

准备签名：

哑剧类型：image / png

Mime Type: image/png

来源：数据库

值：= [PrepareSign.NoteText]

Value : =[PrepareSign.NoteText]