# 多环缓冲区
================================================================================

## 参数

+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| 名称           | 类型   | 是否必传 | 备注                                                                                                                     |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| host           | string | Y        | postgre的ip路径                                                                                                          |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| database       | string | Y        | 数据库名称                                                                                                               |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| user           | string | Y        | 用户名                                                                                                                   |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| password       | string | Y        | 密码                                                                                                                     |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| port           | string | Y        | 端口                                                                                                                     |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| dataTable01    | string | Y        | 输入表一的名称                                                                                                           |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| bufDistance    | double | Y        | 缓冲距离值，以逗号分割输入多个值                                                                                         |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| distanceUnit   | string | Y        | 缓冲距离的单位。若输入要素属地理坐标，则只支持十进制度单位；若输入要素属投影坐标，则支持米等多种一般长度单位，列举见备注 |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| fieldName      | string | Y        | 缓冲距离字段名称                                                                                                         |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| sideType       | string | Y        | 侧类型，默认为FULL。若输入为面要素，可选FULL与OUTSIDE_ONLY；若输入为线、点要素，只可选FULL                               |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| dissolveOption | string | Y        | 融合类型，默认为NONE。可选NONE、ALL                                                                                      |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| outputTable    | string | Y        | 输出结果的表名                                                                                                           |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+
| defRunner      | string | Y        | 执行引擎                                                                                                                 |
+----------------+--------+----------+--------------------------------------------------------------------------------------------------------------------------+

## 返回

+--------+------+----------+------+
| 名称   | 类型 | 是否必传 | 备注 |
+--------+------+----------+------+
| result | row  | Y        |      |
+--------+------+----------+------+

## 备注

缓冲距离单位参数中，一般长度单位可选Meters、Centimeters、Feet、Inches、Kilometers、Miles、Millimeters、NauticalMiles、Points、Yards、Decimeters。