don't backup mutations for schemaOnly, rbacOnly, configsOnly,

added to changelog:

Add `SHARDED_OPERATION_MODE` option, to easy create backup for sharded cluster, available values none (no sharding), table (table granularity), database (database granularity), first-replica (on the lexicographically sorted first active replica), thanks @mskwon, fix [639](#639), fix [648](#648)

ChangeLog.md

@@ -4,6 +4,7 @@ IMPROVEMENTS
 - Implementation blacklist for table engines during backup / download / upload / restore [537](https://github.com/Altinity/clickhouse-backup/issues/537)
 - restore RBAC / configs, refactoring restart clickhouse-server via `sql:SYSTEM SHUTDOWN` or `exec:systemctl restart clickhouse-server`, add `--rbac-only` and `--configs-only` options to `create`, `upload`, `download`, `restore` command. fix [706]https://github.com/Altinity/clickhouse-backup/issues/706
 - Backup/Restore RBAC related objects from Zookeeper via direct connection to zookeeper/keeper, fix [604](https://github.com/Altinity/clickhouse-backup/issues/604)
+- Add `SHARDED_OPERATION_MODE` option, to easy create backup for sharded cluster, available values none (no sharding), table (table granularity), database (database granularity), first-replica (on the lexicographically sorted first active replica), thanks @mskwon, fix [639](https://github.com/Altinity/clickhouse-backup/issues/639), fix [648](https://github.com/Altinity/clickhouse-backup/pull/648)
 
 BUG FIXES
 - fix possible create backup failures during UNFREEZE not exists tables, affected 2.2.7+ version, fix [704](https://github.com/Altinity/clickhouse-backup/issues/704)

pkg/backup/create.go

@@ -190,7 +190,7 @@ func (b *Backuper) createBackupLocal(ctx context.Context, backupName string, par
 			// https://github.com/Altinity/clickhouse-backup/issues/529
 			log.Debug("get in progress mutations list")
 			inProgressMutations := make([]metadata.MutationMetadata, 0)
-			if b.cfg.ClickHouse.BackupMutations {
+			if b.cfg.ClickHouse.BackupMutations && !schemaOnly && !rbacOnly && !configsOnly {
 				inProgressMutations, err = b.ch.GetInProgressMutations(ctx, table.Database, table.Name)
 				if err != nil {
 					log.Error(err.Error())

test/integration/integration_test.go

@@ -1121,7 +1121,7 @@ func TestDoRestoreConfigs(t *testing.T) {
 
 	ch.chbackend.Close()
 	ch.connectWithWait(r, 1*time.Second, 1*time.Second)
-
+	ch.queryWithNoError(r, "SYSTEM RELOAD CONFIG")
 	selectEmptyResultForAggQuery := "SELECT value FROM system.settings WHERE name='empty_result_for_aggregation_by_empty_set'"
 	var settings string
 	r.NoError(ch.chbackend.SelectSingleRowNoCtx(&settings, selectEmptyResultForAggQuery))