Payments for an Order
Reconciliation often looks up rows in payments by payments.order_id to fetch payments for a specific order from orders. Add an index on payments.order_id.
Speed this query up with an index
CREATE INDEX ix_payments_order ON payments (order_id)
Само CREATE/ALTER/DROP — без нужда от завършващ SELECT.
Влез, за да видиш историята на решенията
ВходВлез, за да използваш ИИ ментора
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