SELECT vendor_id, invoice_date, invoice_total, SUM(invoice_total) OVER() AS total_invoices SUM(invoice_total) OVER(PARTI

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answerhappygod
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SELECT vendor_id, invoice_date, invoice_total, SUM(invoice_total) OVER() AS total_invoices SUM(invoice_total) OVER(PARTI

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SELECT vendor_id, invoice_date, invoice_total,SUM(invoice_total) OVER() AS total_invoices SUM(invoice_total)OVER(PARTITION BY vendor_id ORDER BY invoice_total) AS vendor_totalFROM invoices (Refer to code example 6-2.) What rows make up thepartitions for the first SUM function?
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