syun64 commented on code in PR #921:
URL: https://github.com/apache/iceberg-python/pull/921#discussion_r1676885362
##########
pyiceberg/io/pyarrow.py:
##########
@@ -2079,36 +2082,63 @@ def _check_schema_compatible(table_schema: Schema,
other_schema: pa.Schema, down
Raises:
ValueError: If the schemas are not compatible.
"""
- name_mapping = table_schema.name_mapping
- try:
- task_schema = pyarrow_to_schema(
- other_schema, name_mapping=name_mapping,
downcast_ns_timestamp_to_us=downcast_ns_timestamp_to_us
- )
- except ValueError as e:
- other_schema = _pyarrow_to_schema_without_ids(other_schema,
downcast_ns_timestamp_to_us=downcast_ns_timestamp_to_us)
- additional_names = set(other_schema.column_names) -
set(table_schema.column_names)
- raise ValueError(
- f"PyArrow table contains more columns: {',
'.join(sorted(additional_names))}. Update the schema first (hint, use
union_by_name)."
- ) from e
-
- if table_schema.as_struct() != task_schema.as_struct():
- from rich.console import Console
- from rich.table import Table as RichTable
+ task_schema = assign_fresh_schema_ids(
+ _pyarrow_to_schema_without_ids(other_schema,
downcast_ns_timestamp_to_us=downcast_ns_timestamp_to_us)
+ )
- console = Console(record=True)
+ extra_fields = task_schema.field_names - table_schema.field_names
+ missing_fields = table_schema.field_names - task_schema.field_names
+ fields_in_both =
task_schema.field_names.intersection(table_schema.field_names)
+
+ from rich.console import Console
+ from rich.table import Table as RichTable
+
+ console = Console(record=True)
+
+ rich_table = RichTable(show_header=True, header_style="bold")
+ rich_table.add_column("Field Name")
+ rich_table.add_column("Category")
+ rich_table.add_column("Table field")
+ rich_table.add_column("Dataframe field")
+
+ def print_nullability(required: bool) -> str:
+ return "required" if required else "optional"
+
+ for field_name in fields_in_both:
Review Comment:
That's consistent with my understanding
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