[Docs] Add documentation for Row Tracking #2939
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johanl-db
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May 3, 2024
johanl-db
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May 3, 2024
johanl-db
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May 3, 2024
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| - **Row IDs** provide rows with an identifier that is unique within the table. A row keeps the same ID whenever it is modified using a `MERGE` or `UPDATE` statement. | ||
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| - **Row commit versions** record the last version of the table in which the row was modified. A row is assigned a new version whenever it is modified using a `MERGE` or `UPDATE` statement. |
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It could be worth quickly highlighting here that these can be accessed via _metadata.row_id and _metadata.row_commit_version` even if there's more detail about it below
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I'm trying to keep this first section a little bit more high-level.
johanl-db
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<!-- Thanks for sending a pull request! Here are some tips for you: 1. If this is your first time, please read our contributor guidelines: https://github.com/delta-io/delta/blob/master/CONTRIBUTING.md 2. If the PR is unfinished, add '[WIP]' in your PR title, e.g., '[WIP] Your PR title ...'. 3. Be sure to keep the PR description updated to reflect all changes. 4. Please write your PR title to summarize what this PR proposes. 5. If possible, provide a concise example to reproduce the issue for a faster review. 6. If applicable, include the corresponding issue number in the PR title and link it in the body. --> #### Which Delta project/connector is this regarding? <!-- Please add the component selected below to the beginning of the pull request title For example: [Spark] Title of my pull request --> - [ ] Spark - [ ] Standalone - [ ] Flink - [ ] Kernel - [x] Other (Docs) ## Description This PR adds documentation for the new Row Tracking table feature that is releasing in Delta 3.2.0 ## How was this patch tested? N/A ## Does this PR introduce _any_ user-facing changes? N/A
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## Description This PR adds documentation for the new Row Tracking table feature that is releasing in Delta 3.2.0. This is a cherry-pick of #2939 to branch-3.2
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Which Delta project/connector is this regarding?
Description
This PR adds documentation for the new Row Tracking table feature that is releasing in Delta 3.2.0
How was this patch tested?
N/A
Does this PR introduce any user-facing changes?
N/A