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11 lines
556 B
11 lines
556 B
2 years ago
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class AddOrgRelationIndexes < ActiveRecord::Migration[7.0]
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def change
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add_index :organisation_relationships, :child_organisation_id
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add_index :organisation_relationships, :parent_organisation_id
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add_index :organisation_relationships, %i[parent_organisation_id child_organisation_id], unique: true, name: "index_org_rel_parent_child_uniq"
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add_foreign_key :organisation_relationships, :organisations, column: :parent_organisation_id
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add_foreign_key :organisation_relationships, :organisations, column: :child_organisation_id
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end
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end
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