49 lines
2.0 KiB
MySQL
49 lines
2.0 KiB
MySQL
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-- Migration 175: Supplier invoice attachments
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-- Created: 2026-04-13
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CREATE TABLE IF NOT EXISTS supplier_invoice_attachments (
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id BIGSERIAL PRIMARY KEY,
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supplier_invoice_id INTEGER NOT NULL REFERENCES supplier_invoices(id) ON DELETE CASCADE,
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source_type VARCHAR(30) NOT NULL DEFAULT 'upload',
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source_email_id INTEGER REFERENCES email_messages(id) ON DELETE SET NULL,
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source_email_attachment_id INTEGER REFERENCES email_attachments(id) ON DELETE SET NULL,
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filename VARCHAR(255) NOT NULL,
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mime_type VARCHAR(120),
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file_path TEXT,
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size_bytes BIGINT,
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notes TEXT,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
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);
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DO $$
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BEGIN
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IF NOT EXISTS (
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SELECT 1
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FROM pg_constraint
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WHERE conname = 'chk_supplier_invoice_attachments_source_type'
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) THEN
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ALTER TABLE supplier_invoice_attachments
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ADD CONSTRAINT chk_supplier_invoice_attachments_source_type
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CHECK (source_type IN ('email', 'upload', 'manual'));
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END IF;
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END $$;
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CREATE INDEX IF NOT EXISTS idx_supplier_invoice_attachments_supplier_invoice_id
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ON supplier_invoice_attachments(supplier_invoice_id);
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CREATE INDEX IF NOT EXISTS idx_supplier_invoice_attachments_source_email_id
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ON supplier_invoice_attachments(source_email_id)
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WHERE source_email_id IS NOT NULL;
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CREATE INDEX IF NOT EXISTS idx_supplier_invoice_attachments_source_email_attachment_id
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ON supplier_invoice_attachments(source_email_attachment_id)
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WHERE source_email_attachment_id IS NOT NULL;
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CREATE INDEX IF NOT EXISTS idx_supplier_invoice_attachments_source_type
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ON supplier_invoice_attachments(source_type);
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COMMENT ON TABLE supplier_invoice_attachments IS 'Attachments linked to supplier invoices';
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COMMENT ON COLUMN supplier_invoice_attachments.source_type IS 'Attachment source: email, upload, or manual';
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COMMENT ON COLUMN supplier_invoice_attachments.source_email_id IS 'Source email id when attachment came from email';
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COMMENT ON COLUMN supplier_invoice_attachments.source_email_attachment_id IS 'Source email attachment id when available';
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