toanhoang
07b01cd707
Links Employee to exactly one of AssetItem/License (XOR enforced at the Zod layer, not built yet) via nullable FKs, plus assignedAt/returnedAt/ signedAt timestamps. See docs/asset-license-management.md's "Assignment" section for the full spec.
23 lines
968 B
SQL
23 lines
968 B
SQL
-- CreateTable
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CREATE TABLE "assignments" (
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"id" UUID NOT NULL,
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"employee_id" UUID NOT NULL,
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"asset_item_id" UUID,
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"license_id" UUID,
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"assigned_at" TIMESTAMPTZ(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"returned_at" TIMESTAMPTZ(6),
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"signed_at" TIMESTAMPTZ(6),
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"created_at" TIMESTAMPTZ(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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CONSTRAINT "assignments_pkey" PRIMARY KEY ("id")
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);
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-- AddForeignKey
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ALTER TABLE "assignments" ADD CONSTRAINT "assignments_employee_id_fkey" FOREIGN KEY ("employee_id") REFERENCES "employees"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
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-- AddForeignKey
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ALTER TABLE "assignments" ADD CONSTRAINT "assignments_asset_item_id_fkey" FOREIGN KEY ("asset_item_id") REFERENCES "asset_items"("id") ON DELETE SET NULL ON UPDATE CASCADE;
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-- AddForeignKey
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ALTER TABLE "assignments" ADD CONSTRAINT "assignments_license_id_fkey" FOREIGN KEY ("license_id") REFERENCES "licenses"("id") ON DELETE SET NULL ON UPDATE CASCADE;
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