Include type in relationship unique constraint
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# frozen_string_literal: true
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class IncludeTypeInRelationshipUniqueConstraint < ActiveRecord::Migration[6.1]
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def change
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change_table :relationships do |t|
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t.remove_index(%i[source_id target_id])
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t.index(%i[source_id target_id type], unique: true)
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end
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end
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end
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@ -10,7 +10,7 @@
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#
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# It's strongly recommended that you check this file into your version control system.
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ActiveRecord::Schema.define(version: 2023_05_26_181715) do
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ActiveRecord::Schema.define(version: 2023_10_18_172518) do
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# These are extensions that must be enabled in order to support this database
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enable_extension "plpgsql"
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@ -159,7 +159,7 @@ ActiveRecord::Schema.define(version: 2023_05_26_181715) do
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t.datetime "created_at"
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t.datetime "updated_at"
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t.string "type", null: false
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t.index ["source_id", "target_id"], name: "index_relationships_on_source_id_and_target_id", unique: true
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t.index ["source_id", "target_id", "type"], name: "index_relationships_on_source_id_and_target_id_and_type", unique: true
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t.index ["source_id"], name: "index_relationships_on_source_id"
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t.index ["target_id"], name: "index_relationships_on_target_id"
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t.index ["type"], name: "index_relationships_on_type"
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