Method latest

crates/paimon/src/table/schema_manager.rs:114–120

Return the schema with the highest id, or `None` when no schema files exist under the schema directory. Mirrors Java [SchemaManager.latest()](https://github.com/apache/paimon/blob/release-1.3/paimon-core/src/main/java/org/apache/paimon/schema/SchemaManager.java).

(&self)

    ///
    /// Mirrors Java [SchemaManager.latest()](https://github.com/apache/paimon/blob/release-1.3/paimon-core/src/main/java/org/apache/paimon/schema/SchemaManager.java).
    pub async fn latest(&self) -> crate::Result<Option<Arc<TableSchema>>> {
        let ids = self.list_all_ids().await?;
        match ids.last() {
            Some(&max_id) => Ok(Some(self.schema(max_id).await?)),
            None => Ok(None),
        }
    }

    /// Load a schema by ID. Returns cached version if available.
    ///