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# frozen_string_literal: true
class DropProjectWikiRepositoryStates < Gitlab::Database::Migration[2.1]
VERIFICATION_STATE_INDEX_NAME = "index_project_wiki_repository_states_on_verification_state"
PENDING_VERIFICATION_INDEX_NAME = "index_project_wiki_repository_states_pending_verification"
FAILED_VERIFICATION_INDEX_NAME = "index_project_wiki_repository_states_failed_verification"
NEEDS_VERIFICATION_INDEX_NAME = "index_project_wiki_repository_states_needs_verification"
PROJECT_WIKI_REPOSITORY_INDEX_NAME = "idx_project_wiki_repository_states_project_wiki_repository_id"
disable_ddl_transaction!
def up
drop_table :project_wiki_repository_states, if_exists: true
end
def down
unless table_exists?(:project_wiki_repository_states)
create_table :project_wiki_repository_states, id: false do |t| # rubocop:disable Migration/SchemaAdditionMethodsNoPost
t.datetime_with_timezone :verification_started_at
t.datetime_with_timezone :verification_retry_at
t.datetime_with_timezone :verified_at
t.bigint :project_id, primary_key: true, index: false
t.integer :verification_state, default: 0, limit: 2, null: false
t.integer :verification_retry_count, limit: 2
t.binary :verification_checksum, using: 'verification_checksum::bytea'
t.text :verification_failure, limit: 255
t.bigint :project_wiki_repository_id
t.index :verification_state,
name: VERIFICATION_STATE_INDEX_NAME
t.index :verified_at,
where: "(verification_state = 0)",
order: { verified_at: 'ASC NULLS FIRST' },
name: PENDING_VERIFICATION_INDEX_NAME
t.index :verification_retry_at,
where: "(verification_state = 3)",
order: { verification_retry_at: 'ASC NULLS FIRST' },
name: FAILED_VERIFICATION_INDEX_NAME
t.index :verification_state,
where: "(verification_state = 0 OR verification_state = 3)",
name: NEEDS_VERIFICATION_INDEX_NAME
end
end
add_concurrent_index :project_wiki_repository_states,
:project_wiki_repository_id,
name: PROJECT_WIKI_REPOSITORY_INDEX_NAME
add_concurrent_foreign_key :project_wiki_repository_states,
:project_wiki_repositories,
column: :project_wiki_repository_id,
on_delete: :cascade
end
end
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