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# frozen_string_literal: true
class DropIndexSuccessfulDeploymentsOnClusterIdAndEnvironmentId < Gitlab::Database::Migration[2.1]
INDEX_NAME = 'index_successful_deployments_on_cluster_id_and_environment_id'
disable_ddl_transaction!
def up
remove_concurrent_index_by_name :deployments, name: INDEX_NAME
end
def down
# This is based on the following `CREATE INDEX` command in db/init_structure.sql:
# CREATE INDEX index_successful_deployments_on_cluster_id_and_environment_id ON deployments
# USING btree (cluster_id, environment_id) WHERE (status = 2);
add_concurrent_index :deployments, %i[cluster_id environment_id], name: INDEX_NAME, where: 'status = 2'
end
end
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