我有一个JSON数组,如下所示 [{"key":"Email","slug":"customer-email","value":"abc@gmail.com"},{"key":"Phone Number:"last-name","value":"xyz"},{"key":"Date of birth","
我将一个df从pyspark导出到BigQuery。df包含包含数组元素的列,如何将数组转换为连接字符串?每当我尝试查询导出的BigQuery表的数组列时,都会得到以下错误。Error: Cannot access field element on a value with type ARRAY<STRUCT<element STRING>>
下面是导出到BigQuery<