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feat: Allow using a known Schema instead of inferring it - #753

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martin-g wants to merge 12 commits into
datafusion-contrib:mainfrom
martin-g:661-do-not-infer-schema-if-it-is-known
Open

martin-g wants to merge 12 commits into
datafusion-contrib:mainfrom
martin-g:661-do-not-infer-schema-if-it-is-known

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@martin-g

@martin-g martin-g commented Oct 14, 2026 •

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Closes #661

Allow providing a SchemaRef to the DB pools.
This schema will be used instead of inferring it from the DB table schema or data.

Also update the Oracle IT tests to start their Docker container as the other tests. This way it is easier to run and debug them locally.

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This needs more work.

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martin-g marked this pull request as draft October 15, 2026 15:47
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martin-g marked this pull request as ready for review October 16, 2026 07:06

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sqlite: Empty column in query result when the value of the first row is NULL

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