pub fn plan_show_create_materialized_view(
scx: &StatementContext<'_>,
_: ShowCreateMaterializedViewStatement<Aug>,
) -> Result<ShowCreatePlan, PlanError>pub fn plan_show_create_materialized_view(
scx: &StatementContext<'_>,
_: ShowCreateMaterializedViewStatement<Aug>,
) -> Result<ShowCreatePlan, PlanError>