28 lines
1.1 KiB
MySQL
28 lines
1.1 KiB
MySQL
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-- Migration 002: Add case-to-contacts and case-to-customers relationships
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-- Link cases to contacts
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CREATE TABLE IF NOT EXISTS sag_kontakter (
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id SERIAL PRIMARY KEY,
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sag_id INTEGER NOT NULL REFERENCES sag_sager(id) ON DELETE CASCADE,
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contact_id INTEGER NOT NULL,
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role VARCHAR(100),
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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deleted_at TIMESTAMP
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);
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-- Link cases to customers (explicit table for many-to-many relationship)
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CREATE TABLE IF NOT EXISTS sag_kunder (
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id SERIAL PRIMARY KEY,
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sag_id INTEGER NOT NULL REFERENCES sag_sager(id) ON DELETE CASCADE,
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customer_id INTEGER NOT NULL,
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role VARCHAR(100),
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created_at TIMESTAMP NOT NULL DEFAULT NOW(),
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deleted_at TIMESTAMP
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);
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-- Indexes for performance
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CREATE INDEX IF NOT EXISTS idx_sag_kontakter_sag_id ON sag_kontakter(sag_id) WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS idx_sag_kontakter_contact_id ON sag_kontakter(contact_id) WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS idx_sag_kunder_sag_id ON sag_kunder(sag_id) WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS idx_sag_kunder_customer_id ON sag_kunder(customer_id) WHERE deleted_at IS NULL;
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