33 lines
751 B
MySQL
33 lines
751 B
MySQL
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-- Deploy numerus:invoice_amount to pg
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-- requires: schema_numerus
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-- requires: invoice_product
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-- requires: invoice_tax_amount
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begin;
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set search_path to numerus, public;
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create or replace view invoice_amount as
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with taxable as (
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select invoice_id
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, sum(round(price * quantity * (1 - discount_rate))::integer)::integer as subtotal
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from invoice_product
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group by invoice_id
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), taxes as (
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select invoice_id
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, sum(amount)::integer as tax_amount
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from invoice_tax_amount
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group by invoice_id
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)
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select invoice_id
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, subtotal
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, subtotal + coalesce(tax_amount, 0) as total
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from taxable
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left join taxes using (invoice_id)
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;
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grant select on table invoice_amount to invoicer;
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grant select on table invoice_amount to admin;
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commit;
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