Add Go example for schema-transform nested field access#37543
Add Go example for schema-transform nested field access#37543MemonaAmirAbdulHaq wants to merge 2 commits intoapache:masterfrom
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Summary of ChangesHello @MemonaAmirAbdulHaq, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request enhances the Apache Beam documentation for Go developers by providing a concrete example of how to utilize schema-transform features for nested field access. The update clarifies the process of working with schema-aware PCollections in Go, making the documentation more practical and up-to-date. Highlights
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Assigning reviewers: R: @Abacn for label website. Note: If you would like to opt out of this review, comment Available commands:
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Hi @Abacn Can you review it |
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Hi @damccorm, please have a look at this PR, if you got some time, thanks. |
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| A schema on a `PCollection` enables a rich variety of relational transforms. The fact that each record is composed of | ||
| named fields allows for simple and readable aggregations that reference fields by name, similar to the aggregations in | ||
| a SQL expression. |
| postCodes := beam.ParDo(s, func(p Purchase) string { | ||
| return p.ShippingAddress.PostCode | ||
| }, purchases) | ||
| {{< /highlight >}} |
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Instead of dropping this into the top level section, we should follow the same pattern used by the other languages
| }, | ||
| ) | ||
| postCodes := beam.ParDo(s, func(p Purchase) string { | ||
| return p.ShippingAddress.PostCode |
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This just shows how you can access fields of a Go object, it seems unrelated to schemas
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Thanks for the feedback. I've restored the original schema description .
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Description:
This PR adds a Go example demonstrating how to access nested fields using the schema-transform feature in Apache Beam. It updates the documentation in programming-guide.md with a practical example for Go developers.
Changes included
- Added a Go code snippet showing nested field access.
- Improved explanations for clarity in the Go section of the schema-transform guide.
Why this is useful