Add datafusion insert into slt

Author: CTTY

crates/integrations/datafusion/src/table/mod.rs

@@ -104,25 +104,6 @@ impl IcebergTableProvider {
         let table = self.catalog.load_table(&self.table_ident).await?;
         Ok(IcebergMetadataTableProvider { table, r#type })
     }
-
-    /// Reload the table from the catalog if needed to get fresh metadata.
-    /// This is useful after INSERT operations that modify the table.
-    pub(crate) async fn reload_if_needed(&self) -> Result<Self> {
-        if let Some(catalog) = &self.catalog {
-            // Reload the table from the catalog to get the latest metadata
-            let table = catalog.load_table(self.table.identifier()).await?;
-            let schema = Arc::new(schema_to_arrow_schema(table.metadata().current_schema())?);
-            Ok(IcebergTableProvider {
-                table,
-                snapshot_id: self.snapshot_id,
-                schema,
-                catalog: self.catalog.clone(),
-            })
-        } else {
-            // If no catalog is available, return a clone of self
-            Ok(self.clone())
-        }
-    }
 }
 
 #[async_trait]