message: models: add real to numeric types
  Fix
diff: @@ -932,7 +932,7 @@ class TableColumn(Model, AuditMixinNullable, ImportMixin):
  python_date_format = Column(String(255))
  database_expression = Column(String(255))
  - num_types = ('DOUBLE', 'FLOAT', 'INT', 'BIGINT', 'LONG')
  + num_types = ('DOUBLE', 'FLOAT', 'INT', 'BIGINT', 'LONG', 'REAL',)
  date_types = ('DATE', 'TIME')
  str_types = ('VARCHAR', 'STRING', 'CHAR')
  export_fields = (
  