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Update databricks-configs.md for merge settings #6682

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@benc-db benc-db commented Dec 17, 2024

What are you changing in this pull request and why?

1.9.1 dbt-databricks added a missed merge option, where you can update rows on non-match. Updating the docs to cover it.

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@benc-db benc-db requested review from amychen1776 and a team as code owners December 17, 2024 17:25
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@github-actions github-actions bot added content Improvements or additions to content size: x-small This change will take under 3 hours to fix. labels Dec 17, 2024
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- `not_matched_by_source_condition`: Condition to apply to the further filter `WHEN NOT MATCHED BY SOURCE` clause. Only used in conjunction with `not_matched_by_source_action: delete`.
- `not_matched_by_source_action`: If set to `delete`, a `DELETE` clause is added to the merge statement for `WHEN NOT MATCHED BY SOURCE`.
- `not_matched_by_source_condition`: Condition to apply to the further filter `WHEN NOT MATCHED BY SOURCE` clause. Only used in conjunction with `not_matched_by_source_action`.
- `not_matched_by_source_action`: Action to apply when the condition is met. For example: `update set t.attr1 = 'deleted', t.tech_change_ts = current_timestamp()`.
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@benc-db This wording is unclear to me. Is this a boolean field or one that takes inputs like delete (and maybe others?)

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It takes an expression, like the example.

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@amychen1776 I've approved the editorial review but wanted to ensure your query was satisfied before merging.

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