mattmartin14 commented on code in PR #1534:
URL: https://github.com/apache/iceberg-python/pull/1534#discussion_r1944757703
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pyiceberg/table/__init__.py:
##########
@@ -1064,6 +1067,78 @@ def name_mapping(self) -> Optional[NameMapping]:
"""Return the table's field-id NameMapping."""
return self.metadata.name_mapping()
+ @dataclass(frozen=True)
+ class UpsertResult:
+ """Summary the upsert operation"""
+ rows_updated: int = 0
+ rows_inserted: int = 0
+ info_msgs: Optional[str] = None
+ error_msgs: Optional[str] = None
+
+ def upsert(self, df: pa.Table, join_cols: list
+ , when_matched_update_all: bool = True
+ , when_not_matched_insert_all: bool = True
+ ) -> UpsertResult:
+ """
+ Shorthand API for performing an upsert to an iceberg table.
+
+ Args:
+ df: The input dataframe to upsert with the table's data.
+ join_cols: The columns to join on.
+ when_matched_update_all: Bool indicating to update rows that are
matched but require an update due to a value in a non-key column changing
+ when_not_matched_insert_all: Bool indicating new rows to be
inserted that do not match any existing rows in the table
+
+ Returns: a UpsertResult class
+ """
+
+ from pyiceberg.table import upsert_util
+
+ if when_matched_update_all == False and when_not_matched_insert_all ==
False:
+ return {'rows_updated': 0, 'rows_inserted': 0, 'info_msgs': 'no
upsert options selected...exiting'}
+ #return UpsertResult(info_msgs='no upsert options
selected...exiting')
+
+ if upsert_util.dups_check_in_source(df, join_cols):
Review Comment:
I'm raising an exception here instead of returning an error message; also
removing info_msgs and error_messages from the upsertresult
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