更新 'patient-co/patient-co-statistics-es/readme.MD'

patient-co/patient-co-statistics-es/readme.MD

@@ -3,63 +3,83 @@
**重命名配置支持**
{elasticsearch_home}/config/elasticsearch.yml
script.inline: on
script.indexed: on
script.engine.groovy.inline.aggs: on
**目前2.4.2 es-sql不支持update delete**
6.x 系列的es支持delete
查询表
```SELECT * FROM wlyy_quota_test```
条件查询表
```SELECT * FROM wlyy_quota_test where townName='湖里区'```
模糊查询
SELECT * FROM wlyy_quota_test where townName like '%湖里%'
查询返回单个字段
```SELECT city FROM wlyy_quota_test```
查询返回单个字段并且重命名
```SELECT city as slavename FROM wlyy_quota_test```
查询根据某个字段聚合
```SELECT city  FROM wlyy_quota_test group by city```
查询根据某个字段聚合并且重命名
```SELECT city as slavename  FROM wlyy_quota_test group by slavename```
条件查询并且排序表
```SELECT * FROM wlyy_quota_test where townName='湖里区' order by createTime desc ```
分页查询(**分页查询不能与group by 同时使用**)
```SELECT city as slavename  FROM wlyy_quota_test limit 0,10```
分页查询带条件(**分页查询不能与group by 同时使用**)
```SELECT townName as slavename  FROM wlyy_quota_test where townName='湖里区' limit 0,10```
count使用
```SELECT count(*) num FROM wlyy_quota_test where townName='湖里区'```
count distinct使用
```select count( distinct town) from wlyy_quota_test```
max使用
```SELECT max(result1) FROM wlyy_quota_test where townName='湖里区'```
min使用
```SELECT min(result1) FROM wlyy_quota_test where townName='湖里区'```
sum使用
```select sum(result1) from wlyy_quota_test```
按照年龄分组使用
```SELECT count(age) FROM account GROUP BY range(age, 20,25,30,35,40)```
时间聚合使用
```select town,townName,sum(result1) result1 from wlyy_quota_test group by town,townName,date_histogram(field='quotaDate','interval'='month')```
interval例子
@@ -69,9 +89,11 @@ interval例子
每季度 date_histogram(field='quotaDate','interval'='quarter')
每年   date_histogram(field='quotaDate','interval'='year')
子字段(nested)查询
```SELECT townName.name FROM wlyy_quota_test where townName.name like '%湖里%'```
join(只支持2个表，简单的查询 不支持分组)
```select  table1.town town1 ,table2.townName townName2 from wlyy_quota_test table1 join wlyy_quota_test table2 on table1.town=table2.town```