Send batches separately I guess

clickhouse.go

@@ -132,10 +132,26 @@ func (db *DBWrapper) SaveKillmails(killmails []Killmail) error {
 		return fmt.Errorf("failed to prepare modules batch: %w", err)
 	}
 
+	var batchErrors []error
 	cyutils.Batched(killmails, 1000, func(batch []Killmail) {
-		db.processBatch(ctx, batch, flatBatch, moduleBatch)
+		if err := db.processBatch(ctx, batch, flatBatch, moduleBatch); err != nil {
+			batchErrors = append(batchErrors, err)
+		}
 	})
 
+	// Send batches
+	if err := flatBatch.Send(); err != nil {
+		return fmt.Errorf("failed to send killmails batch: %w", err)
+	}
+	if err := moduleBatch.Send(); err != nil {
+		return fmt.Errorf("failed to send modules batch: %w", err)
+	}
+
+	// Check for any batch processing errors
+	if len(batchErrors) > 0 {
+		return fmt.Errorf("batch processing errors: %v", batchErrors)
+	}
+
 	return nil
 }
 
@@ -176,16 +192,6 @@ func (db *DBWrapper) processBatch(ctx context.Context, batch []Killmail, flatBat
 		}
 	}
 
-	// Send batches
-	err = flatBatch.Send()
-	if err != nil {
-		return err
-	}
-	err = moduleBatch.Send()
-	if err != nil {
-		return err
-	}
-
 	return nil
 }