keep precision, scale info for databricks decimal

Author: dlawin

data_diff/databases/databricks.py

@@ -186,6 +186,7 @@ def _process_table_schema(
 
  resulted_rows = []
  for info in col_infos:
+ raw_data_type = info.data_type
  row_type = "DECIMAL" if info.data_type.startswith("DECIMAL") else info.data_type
  info = attrs.evolve(info, data_type=row_type)
  type_cls = self.dialect.TYPE_CLASSES.get(row_type, UnknownColType)
@@ -198,7 +199,7 @@ def _process_table_schema(
  info = attrs.evolve(info, numeric_precision=numeric_precision)
 
  elif issubclass(type_cls, Decimal):
- items = info.data_type[8:].rstrip(")").split(",")
+ items = raw_data_type[8:].rstrip(")").split(",")
  numeric_precision, numeric_scale = int(items[0]), int(items[1])
  info = attrs.evolve(
  info,