28 lines
642 B
Ruby
28 lines
642 B
Ruby
require 'carto/db/migration_helper'
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include Carto::Db::MigrationHelper
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migration(
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Proc.new do
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SequelRails::connection.run(
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'DELETE FROM states WHERE id NOT IN (SELECT state_id FROM visualizations WHERE state_id IS NOT NULL);'
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)
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alter_table :states do
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drop_column :user_id
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add_index :visualization_id, unique: true
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end
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end,
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Proc.new do
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alter_table :states do
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drop_index :visualization_id
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add_foreign_key :user_id,
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:users,
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type: :uuid,
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on_delete: :cascade
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add_index [:visualization_id, :user_id]
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end
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end
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)
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