message: use schema form field in upload csv
diff: @@ -1012,16 +1012,25 @@ class HiveEngineSpec(PrestoEngineSpec):
  return tableschema_to_hive_types.get(col_type, 'STRING')
  table_name = form.name.data
  + schema_name = form.schema.data
  +
  if config.get('UPLOADED_CSV_HIVE_NAMESPACE'):
  - if '.' in table_name:
  + if '.' in table_name or schema_name:
  raise Exception(
  "You can't specify a namespace. "
  'All tables will be uploaded to the `{}` namespace'.format(
  config.get('HIVE_NAMESPACE')))
  table_name = '{}.{}'.format(
  config.get('UPLOADED_CSV_HIVE_NAMESPACE'), table_name)
  - filename = form.csv_file.data.filename
  + else:
  + if '.' in table_name and schema_name:
  + raise Exception(
  + "You can't specify a namespace both in the name of the table "
  + 'and in the schema field. Please remove one')
  + if schema_name:
  + table_name = '{}.{}'.format(schema_name, table_name)
  + filename = form.csv_file.data.filename
  bucket_path = config['CSV_TO_HIVE_UPLOAD_S3_BUCKET']
  if not bucket_path:
  