Fix continuous query maximum example descriptions (#1215)

Author: leto-bbq

src/UserGuide/Master/Tree/User-Manual/Database-Programming.md

@@ -136,7 +136,7 @@ SELECT max_value(temperature)
 END
 ```
 
-`cq1` calculates the 10-second average of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
+`cq1` calculates the 10-second maximum of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
 
 `cq1` executes at 20-second intervals, the same interval as the `EVERY` interval. Every 20 seconds, `cq1` runs a single query that covers the time range for the current time bucket, that is, the 20-second time bucket that intersects with `now()`.
 

src/UserGuide/V1.3.x/User-Manual/Database-Programming.md

@@ -136,7 +136,7 @@ SELECT max_value(temperature)
 END
 ```
 
-`cq1` calculates the 10-second average of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
+`cq1` calculates the 10-second maximum of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
 
 `cq1` executes at 20-second intervals, the same interval as the `EVERY` interval. Every 20 seconds, `cq1` runs a single query that covers the time range for the current time bucket, that is, the 20-second time bucket that intersects with `now()`.
 

src/UserGuide/dev-1.3/User-Manual/Database-Programming.md

@@ -136,7 +136,7 @@ SELECT max_value(temperature)
 END
 ```
 
-`cq1` calculates the 10-second average of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
+`cq1` calculates the 10-second maximum of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
 
 `cq1` executes at 20-second intervals, the same interval as the `EVERY` interval. Every 20 seconds, `cq1` runs a single query that covers the time range for the current time bucket, that is, the 20-second time bucket that intersects with `now()`.
 

src/UserGuide/latest/User-Manual/Database-Programming.md

@@ -136,7 +136,7 @@ SELECT max_value(temperature)
 END
 ```
 
-`cq1` calculates the 10-second average of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
+`cq1` calculates the 10-second maximum of `temperature` sensor under the `root.ln` prefix path and stores the results in the `temperature_max` sensor using the same prefix path as the corresponding sensor.
 
 `cq1` executes at 20-second intervals, the same interval as the `EVERY` interval. Every 20 seconds, `cq1` runs a single query that covers the time range for the current time bucket, that is, the 20-second time bucket that intersects with `now()`.
 

src/zh/UserGuide/Master/Tree/User-Manual/Database-Programming.md

@@ -132,7 +132,7 @@ BEGIN
 END
 ```
 
-`cq1`计算出`temperature`传感器每10秒的平均值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
+`cq1`计算出`temperature`传感器每10秒的最大值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
 
 `cq1`每20秒执行一次，每次执行的查询的时间窗口范围是从过去20秒到当前时间。
 

src/zh/UserGuide/V1.3.x/User-Manual/Database-Programming.md

@@ -132,7 +132,7 @@ BEGIN
 END
 ```
 
-`cq1`计算出`temperature`传感器每10秒的平均值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
+`cq1`计算出`temperature`传感器每10秒的最大值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
 
 `cq1`每20秒执行一次，每次执行的查询的时间窗口范围是从过去20秒到当前时间。
 

src/zh/UserGuide/dev-1.3/User-Manual/Database-Programming.md

@@ -132,7 +132,7 @@ BEGIN
 END
 ```
 
-`cq1`计算出`temperature`传感器每10秒的平均值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
+`cq1`计算出`temperature`传感器每10秒的最大值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
 
 `cq1`每20秒执行一次，每次执行的查询的时间窗口范围是从过去20秒到当前时间。
 

src/zh/UserGuide/latest/User-Manual/Database-Programming.md

@@ -132,7 +132,7 @@ BEGIN
 END
 ```
 
-`cq1`计算出`temperature`传感器每10秒的平均值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
+`cq1`计算出`temperature`传感器每10秒的最大值，并且将查询结果存储在`temperature_max`传感器下，传感器路径前缀使用跟原来一样的前缀。
 
 `cq1`每20秒执行一次，每次执行的查询的时间窗口范围是从过去20秒到当前时间。