CFR: When importing, use replace policy instead of append

Author: amotl

CHANGES.md

@@ -4,6 +4,7 @@
 - I/O: Updated to `ingestr>=0.13.61`
 - CFR: Improved log output
 - CFR: Fixed double quoting of table name. Thanks, @karynzv.
+- CFR: When importing, use `replace` policy instead of `append`
 
 ## 2025/07/01 v0.0.37
 - Settings: Fixed comparison of `0s` vs `0ms`. Thanks, @hlcianfagna.

cratedb_toolkit/cfr/systable.py

@@ -248,7 +248,7 @@ def _load(self, path_schema: Path, path_data: Path):
             # Load data.
             try:
                 df: "pl.DataFrame" = self.load_table(path_table_data)
-                df.write_database(table_name=tablename_restored, connection=self.dburi, if_table_exists="append")
+                df.write_database(table_name=tablename_restored, connection=self.dburi, if_table_exists="replace")
             except Exception as ex:
                 error_logger(self.debug)(f"Importing table failed: {tablename}. Reason: {ex}")