Fokko commented on code in PR #1534:
URL: https://github.com/apache/iceberg-python/pull/1534#discussion_r1939938838
##########
pyiceberg/table/__init__.py:
##########
@@ -1064,6 +1064,125 @@ def name_mapping(self) -> Optional[NameMapping]:
"""Return the table's field-id NameMapping."""
return self.metadata.name_mapping()
+ def merge_rows(self, df: pa.Table, join_cols: list
+ ,merge_options: dict = {'when_matched_update_all': True,
'when_not_matched_insert_all': True}
+ ) -> Dict:
+ """
+ Shorthand API for performing an upsert/merge to an iceberg table.
+
+ Args:
+ df: The input dataframe to merge with the table's data.
+ join_cols: The columns to join on.
Review Comment:
Field-IDs are internal to Iceberg, and should not be exposed to the user.
The Iceberg table has an identifier field, and we lookup the names of that
against the current schema. We use those fields as the join-cols. But let's
save this for another PR 👍
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