refactor(firestore-bigquery-export): refactor fs-bq-schema-views to use CTE query builder #2581
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cabljac
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HassanBahati
changed the title
CorieW
reviewed
Jan 9, 2026
| const firstValue = (selector: string, isArrayType?: boolean) => { | ||
| if (isArrayType) return selector; | ||
| return `FIRST_VALUE(${selector}) OVER(PARTITION BY document_name ORDER BY timestamp DESC)`; | ||
| // For CTE + JOIN pattern, we don't need window functions - just return the selector as-is |
| // Replace JSON_EXTRACT(data, with JSON_EXTRACT(t.data, | ||
| // But be careful not to replace if already "t.data" | ||
| let updatedExtractor = String(extractor); | ||
| if (!updatedExtractor.includes("t.data")) { |
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Is this check required since you're technically replacing JSON_EXTRACT_SCALAR(data with JSON_EXTRACT_SCALAR(t.data etc?
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Fixes #2557
Manual Testing