The Oracle E-Business Suite (EBS) R12, Payables (AP) Module is a core financial application that automates supplier invoicing, payment processing, and liability tracking. It manages the full invoice life cycle such as recording, matching with Purchase Orders (PO's) and paying vendors to ensure accurate, timely, and compliant. Below are real-world SQL queries commonly used. 1) Invoice Details with Supplier Info Purpose: This query retrieves invoice details along with supplier name. SELECT ai.invoice_num, ai.invoice_date, ai.invoice_amount, ai.amount_paid, ai.payment_status_flag, aps.vendor_name, aps.segment1 AS vendor_number FROM ap_invoices_all ai JOIN ap_suppliers aps ON ai.vendor_id = aps.vendor_id ...