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# frozen_string_literal: true
class AddTempIndexOnNullProjectNamespaceIds < Gitlab::Database::Migration[1.0]
TMP_INDEX_FOR_NULL_PROJECT_NAMESPACE_ID = 'tmp_index_for_null_project_namespace_id'
disable_ddl_transaction!
def up
add_concurrent_index :projects, :id, name: TMP_INDEX_FOR_NULL_PROJECT_NAMESPACE_ID, where: 'project_namespace_id IS NULL'
end
def down
remove_concurrent_index_by_name :projects, name: TMP_INDEX_FOR_NULL_PROJECT_NAMESPACE_ID
end
end
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