feat(data-grid): optional database/schema prefix in copied INSERT SQL

crates/dbx-core/tests/live_postgres_tsvector.rs

@@ -78,6 +78,7 @@ async fn postgres_tsvector_generated_columns_are_readable_and_omitted_from_inser
         rows: result.rows.clone(),
         exclude_primary_keys: false,
         include_computed_columns: false,
+        include_database_name: true,
         insert_mode: DataGridCopyInsertMode::Merged,
     })
     .expect("copy insert");