spark sql 怎样处理日期类型
2017-08-30
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spark sql 怎样处理日期类型
json File 日期类型 怎样处理?怎样从字符型,转换为Date或DateTime类型?
json文件如下,有字符格式的日期类型
```
{ "name" : "Andy", "age" : 30, "time" :"2015-03-03T08:25:55.769Z"}
{ "name" : "Justin", "age" : 19, "time" : "2015-04-04T08:25:55.769Z" }
{ "name" : "pan", "age" : 49, "time" : "2015-05-05T08:25:55.769Z" }
{ "name" : "penny", "age" : 29, "time" : "2015-05-05T08:25:55.769Z" }
json File 日期类型 怎样处理?怎样从字符型,转换为Date或DateTime类型?
json文件如下,有字符格式的日期类型
```
{ "name" : "Andy", "age" : 30, "time" :"2015-03-03T08:25:55.769Z"}
{ "name" : "Justin", "age" : 19, "time" : "2015-04-04T08:25:55.769Z" }
{ "name" : "pan", "age" : 49, "time" : "2015-05-05T08:25:55.769Z" }
{ "name" : "penny", "age" : 29, "time" : "2015-05-05T08:25:55.769Z" }
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