## 添加文檔
```
POST /user/docs
{
"name": "張三",
"sex": 1,
"age": 25,
"address": "北京市"
}
```
添加成功返回
```
{
"_index" : "user",
"_type" : "docs",
"_id" : "ci_ApnsBetYTPGlJc287",
"_version" : 1,
"result" : "created",
"_shards" : {
"total" : 2,
"successful" : 1,
"failed" : 0
},
"_seq_no" : 0,
"_primary_term" : 1
}
```
> 不指定ID默認會自動生成一個不重復的隨機ID，且可以重復添加。指定ID后重復執行就是更新（全量更新）。
指定一個ID為3的數據
```
POST /user/docs/3
{
"name": "王五",
"sex": 1,
"age": 25,
"address": "河北省"
}
```
添加成功返回，可以看到 _id 已經是3了
```
{
"_index" : "user",
"_type" : "docs",
"_id" : "3",
"_version" : 1,
"result" : "created",
"_shards" : {
"total" : 2,
"successful" : 1,
"failed" : 0
},
"_seq_no" : 6,
"_primary_term" : 1
}
```
重復執行返回，result已經變成了updated
```
{
"_index" : "user",
"_type" : "docs",
"_id" : "3",
"_version" : 3,
"result" : "updated",
"_shards" : {
"total" : 2,
"successful" : 1,
"failed" : 0
},
"_seq_no" : 8,
"_primary_term" : 1
}
```
