async fn ensure_source_props_not_set_by_connection(
txn: &DatabaseTransaction,
source: &Model,
alter_props: &BTreeMap<String, String>,
alter_secret_refs: &BTreeMap<String, PbSecretRef>,
) -> MetaResult<()>async fn ensure_source_props_not_set_by_connection(
txn: &DatabaseTransaction,
source: &Model,
alter_props: &BTreeMap<String, String>,
alter_secret_refs: &BTreeMap<String, PbSecretRef>,
) -> MetaResult<()>