Chapter 2. Schemas

In This Chapter

• BizTalk Schemas

• XML Schemas

• Flat File Schemas

• EDI Schemas

• Other Schemas

• Property Promotion

• Versioning

• Test

• Schemas for Scenario

Schemas are an important part of a BizTalk solution for several reasons.

The schemas describe the structure of the messages that are to be sent back and forth between BizTalk and the system BizTalk is exchanging messages with. Naturally, this structure, also known as the contract, is essential because without a contract no verification of the transmitted messages can occur, which makes it impossible to guarantee a consistent and predictable system. If BizTalk cannot assume that the input is valid, it cannot guarantee the output is valid either. This is clearly not ...

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