@@ -25,7 +25,7 @@ if __name__ == '__main__':
if reader.count < num:
print("error")
# 获取字段名称
- column_names = reader.schema.names
+ column_names = [col.name for col in reader._schema.columns]
# 获取查询结果数据
data = []
for record in reader:
xueyiming