Method resolve_optional_schema

src/sql/src/plan/statement.rs:716–727

(
        &self,
        schema_name: &Option<ResolvedSchemaName>,
    )

    }

    pub fn resolve_optional_schema(
        &self,
        schema_name: &Option<ResolvedSchemaName>,
    ) -> Result<SchemaSpecifier, PlanError> {
        match schema_name {
            Some(ResolvedSchemaName::Schema { schema_spec, .. }) => Ok(schema_spec.clone()),
            None => self.resolve_active_schema().map(|spec| spec.clone()),
            Some(ResolvedSchemaName::Error) => {
                unreachable!("should have been handled by name resolution")
            }
        }
    }

    pub fn resolve_active_schema(&self) -> Result<&SchemaSpecifier, PlanError> {
        match self.current_schema() {