Commit Graph

2 Commits

Author SHA1 Message Date
Joseph Doherty 577e67ec64 feat(etl): add MapOrdinal override to ColumnDropTransformer 2026-01-03 10:35:54 -05:00
Joseph Doherty f1b7809a45 feat(etl): implement ColumnDropTransformer
Add a data transformer that removes specified columns from the data stream.
Columns are matched by name (case-insensitive) and multiple columns can be
dropped in a single transformer. Includes comprehensive tests using NSubstitute
for mock IDataReader.
2026-01-03 09:10:54 -05:00